<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="fr">
	<id>https://demosdev.physique.uottawa.ca/w/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Administrator</id>
	<title>PhyLab - Contributions de l’utilisateur [fr]</title>
	<link rel="self" type="application/atom+xml" href="https://demosdev.physique.uottawa.ca/w/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Administrator"/>
	<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/wiki/Sp%C3%A9cial:Contributions/Administrator"/>
	<updated>2026-05-02T12:55:34Z</updated>
	<subtitle>Contributions de l’utilisateur</subtitle>
	<generator>MediaWiki 1.34.1</generator>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Widget:YouTube&amp;diff=1129</id>
		<title>Widget:YouTube</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Widget:YouTube&amp;diff=1129"/>
		<updated>2018-09-13T15:33:22Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;noinclude&amp;gt;&lt;br /&gt;
This widget allows you to add a [https://developers.google.com/youtube/player_parameters YouTube video player] to your wiki page.&lt;br /&gt;
&lt;br /&gt;
Created by [https://www.mediawikiwidgets.org/User:Yaron_Koren Yaron Koren].&lt;br /&gt;
&lt;br /&gt;
== Using this widget ==&lt;br /&gt;
For information on how to use this widget, see the [https://www.mediawikiwidgets.org/YouTube widget description page on MediaWikiWidgets.org].&lt;br /&gt;
&lt;br /&gt;
== Copy to your site ==&lt;br /&gt;
To use this widget on your site, just install the [https://www.mediawiki.org/wiki/Extension:Widgets MediaWiki Widgets extension] and the copy [{{fullurl:{{FULLPAGENAME}}|action=edit}} full source code] of this page to your wiki, as an article called '''{{FULLPAGENAME}}'''.&lt;br /&gt;
&amp;lt;/noinclude&amp;gt;&amp;lt;includeonly&amp;gt;&amp;lt;iframe width=&amp;quot;&amp;lt;!--{$width|escape:'html'|default:'425'}--&amp;gt;&amp;quot; height=&amp;quot;&amp;lt;!--{$height|escape:'html'|default:355}--&amp;gt;&amp;quot; src=&amp;quot;https://www.youtube.com/embed/&amp;lt;!--{if isset($playlist)}--&amp;gt;?listType=playlist&amp;amp;list=&amp;lt;!--{$playlist|escape:'urlpathinfo'}--&amp;gt;&amp;lt;!--{else}--&amp;gt;&amp;lt;!--{$id|escape:'urlpathinfo'}--&amp;gt;&amp;lt;!--{/if}--&amp;gt;&amp;quot; style=&amp;quot;border: none&amp;quot; allowfullscreen&amp;gt;&amp;lt;/iframe&amp;gt;&amp;lt;/includeonly&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=614</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=614"/>
		<updated>2015-08-04T17:25:28Z</updated>

		<summary type="html">&lt;p&gt;Administrator : /* Images &amp;amp; Movies */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=Znd7AkVUhC8}}&lt;br /&gt;
{{#widget:YouTube|width=533px|height=300px|id=Znd7AkVUhC8}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=613</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=613"/>
		<updated>2015-08-04T17:23:45Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=Znd7AkVUhC8}}&lt;br /&gt;
{{#widget:YouTube|width=180px|height=150px|id=Znd7AkVUhC8}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=612</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=612"/>
		<updated>2015-08-04T17:11:15Z</updated>

		<summary type="html">&lt;p&gt;Administrator : /* Images &amp;amp; Movies */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=Znd7AkVUhC8}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=611</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=611"/>
		<updated>2015-08-04T16:14:17Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=Znd7AkVUhC8}}&lt;br /&gt;
{{#ev:YouTube|https://youtu.be/Znd7AkVUhC8}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=610</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=610"/>
		<updated>2015-08-04T16:08:35Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=Znd7AkVUhC8}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=609</id>
		<title>Pendulum waves</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Pendulum_waves&amp;diff=609"/>
		<updated>2015-08-04T16:06:36Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
Back to [[3B_-_Wave_motion|3B - Wave motion]]&amp;lt;br&amp;gt;&lt;br /&gt;
PIRA index: 3B10.75&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A set of successfully shorter pendula exhibit a sequence of waves if their motion is started in phase.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*pendulum waves apparatus&lt;br /&gt;
*meter stick&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
Use a meter stick to simultaneously push all the pendula such that they are about 30 degrees from vertical then release them. The pendula will go through a series of different waves.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
pendulum waves, wave motion&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:3B10.75_1.JPG|Figure1&lt;br /&gt;
File:3B10.75_2.JPG|Figure2&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=358</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=358"/>
		<updated>2014-06-27T14:16:46Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=357</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=357"/>
		<updated>2014-06-27T14:16:22Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=356</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=356"/>
		<updated>2014-06-27T14:00:06Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{#widget:YouTube|id=ZE8s9Zzjh8g}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=355</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=355"/>
		<updated>2014-06-26T18:50:28Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&amp;lt;mediaplayer&amp;gt;http://www.yourdomain.com/mediafile.flv&amp;lt;/mediaplayer&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{#widget:YouTube|id=Ukytqe9pwDM}}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=354</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=354"/>
		<updated>2014-06-26T18:38:59Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&amp;lt;mediaplayer&amp;gt;http://www.yourdomain.com/mediafile.flv&amp;lt;/mediaplayer&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=353</id>
		<title>1A10.1 Demo test 1</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=1A10.1_Demo_test_1&amp;diff=353"/>
		<updated>2014-06-26T18:35:13Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
This demo does this and that!&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
{|&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
| [[File:picture 012.jpg|thumb|upright|alt=some text|text]]&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&amp;lt;qt&amp;gt;file=IMG 0175 (1).MOV|width=320|height=240|autoplay=true&amp;lt;/qt&amp;gt;&lt;br /&gt;
&lt;br /&gt;
==Movies==&lt;br /&gt;
[[media:Picture 012.jpg]]&lt;br /&gt;
[[media:IMG 0175 (1).MOV]]&lt;br /&gt;
{{#html:Template:Page1|param1=value1}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=352</id>
		<title>Utilisateur:Mgauth27</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=352"/>
		<updated>2014-06-26T18:32:55Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Blanked the page&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=351</id>
		<title>Utilisateur:Mgauth27</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=351"/>
		<updated>2014-06-26T18:30:40Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;$wgGroupPermissions['mgauth27']['delete'] = true;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=350</id>
		<title>Utilisateur:Mgauth27</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=350"/>
		<updated>2014-06-26T18:28:52Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Blanked the page&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=349</id>
		<title>Utilisateur:Mgauth27</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Utilisateur:Mgauth27&amp;diff=349"/>
		<updated>2014-06-26T18:28:16Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Created page with &amp;quot;$wgGroupPermissions['sysop']['delete'] = true;&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;$wgGroupPermissions['sysop']['delete'] = true;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=214</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=214"/>
		<updated>2014-06-17T17:24:45Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|1 - Mechanics&lt;br /&gt;
** Fluid mechanics|2 - Fluid mechanics&lt;br /&gt;
** Oscillations and waves|3 - Oscillations and waves&lt;br /&gt;
** Thermodynamics|4 - Thermodynamics&lt;br /&gt;
** Electricity and magnetism|5 - Electricity and magnetism&lt;br /&gt;
** Optics|6 - Optics&lt;br /&gt;
** Modern physics|7 - Modern physics&lt;br /&gt;
** Astronomy|8 - Astronomy&lt;br /&gt;
** Equipment|9 - Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=213</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=213"/>
		<updated>2014-06-17T17:24:07Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|1 - Mechanics&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=212</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=212"/>
		<updated>2014-06-17T17:23:05Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
*Mechanics|Mechanics&lt;br /&gt;
* Fluid mechanics|Fluid mechanics&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=211</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=211"/>
		<updated>2014-06-17T17:21:05Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=210</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=210"/>
		<updated>2014-06-17T17:20:18Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics &amp;lt;br /&amp;gt;&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=209</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=209"/>
		<updated>2014-06-17T17:19:23Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics/br&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=208</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=208"/>
		<updated>2014-06-17T17:19:03Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics&lt;br /&gt;
&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=207</id>
		<title>MediaWiki:Sidebar</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=MediaWiki:Sidebar&amp;diff=207"/>
		<updated>2014-06-17T17:18:24Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;* Demos by topic&lt;br /&gt;
** Mechanics|Mechanics&lt;br /&gt;
** Fluid mechanics|Fluid mechanics&lt;br /&gt;
** Oscillations and waves|Oscillations and waves&lt;br /&gt;
** Thermodynamics|Thermodynamics&lt;br /&gt;
** Electricity and magnetism|Electricity and magnetism&lt;br /&gt;
** Optics|Optics&lt;br /&gt;
** Modern physics|Modern physics&lt;br /&gt;
** Astronomy|Astronomy&lt;br /&gt;
** Equipment|Equipment&lt;br /&gt;
* TOOLBOX&lt;br /&gt;
* LANGUAGES&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=206</id>
		<title>Main Page</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=206"/>
		<updated>2014-06-17T13:58:44Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;'''Welcome to the University of Ottawa Physics Demonstration wiki page!'''&lt;br /&gt;
&lt;br /&gt;
== Browsing demonstrations ==&lt;br /&gt;
Lecture physics demonstrations available at the university of Ottawa can be found on this site.  They are sorted following the [http://physicslearning.colorado.edu/Pira.asp PIRA Demonstration Classification Scheme] (see the list of topics on the left side of the page).  You can also use our search engine located at the top of this page.&lt;br /&gt;
&lt;br /&gt;
== Borrowing a demonstration for a lecture ==&lt;br /&gt;
If you need to borrow a demonstration for your class, please contact the first year laboratory staff in person at MCD 205, by phone at 6766 or [mailto:phylab@uottawa.ca by email] at least 48 hours before your lecture.&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=205</id>
		<title>Main Page</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=205"/>
		<updated>2014-06-17T13:58:17Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;'''Welcome to the University of Ottawa Physics Demonstration wiki page!'''&lt;br /&gt;
&lt;br /&gt;
== Browsing demonstrations ==&lt;br /&gt;
Lecture physics demonstrations available at the university of Ottawa can be found on this site.  They are sorted following the [http://physicslearning.colorado.edu/Pira.asp PIRA Demonstration Classification Scheme] (see the list of topics on the left side of the page).  You can also use our search engine located at the top of this page.&lt;br /&gt;
&lt;br /&gt;
== Borrowing a demonstration for a lecture ==&lt;br /&gt;
If you need to borrow a demonstration for your class, please contact the first year laboratory staff in person at MCD 205, by phone at 6766 or by email at [mailto:phylab@uottawa.ca aaa] at least 48 hours before your lecture.&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=204</id>
		<title>Main Page</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=204"/>
		<updated>2014-06-17T13:57:51Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;'''Welcome to the University of Ottawa Physics Demonstration wiki page!'''&lt;br /&gt;
&lt;br /&gt;
== Browsing demonstrations ==&lt;br /&gt;
Lecture physics demonstrations available at the university of Ottawa can be found on this site.  They are sorted following the [http://physicslearning.colorado.edu/Pira.asp PIRA Demonstration Classification Scheme] (see the list of topics on the left side of the page).  You can also use our search engine located at the top of this page.&lt;br /&gt;
&lt;br /&gt;
== Borrowing a demonstration for a lecture ==&lt;br /&gt;
If you need to borrow a demonstration for your class, please contact the first year laboratory staff in person at MCD 205, by phone at 6766 or by email at [mailto:phylab@uottawa.ca] at least 48 hours before your lecture.&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=203</id>
		<title>Main Page</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Main_Page&amp;diff=203"/>
		<updated>2014-06-17T13:56:37Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;'''Welcome to the University of Ottawa Physics Demonstration wiki page!'''&lt;br /&gt;
&lt;br /&gt;
== Browsing demonstrations ==&lt;br /&gt;
Lecture physics demonstrations available at the university of Ottawa can be found on this site.  They are sorted following the [http://physicslearning.colorado.edu/Pira.asp PIRA Demonstration Classification Scheme] (see the list of topics on the left side of the page).  You can also use our search engine located at the top of this page.&lt;br /&gt;
&lt;br /&gt;
== Borrowing a demonstration for a lecture ==&lt;br /&gt;
If you need to borrow a demonstration for your class, please contact the first year laboratory staff in person at MCD 205, by phone at 6766 or by email at phylab@uottawa.ca at least 48 hours before your lecture.&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=202</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=202"/>
		<updated>2014-06-09T14:18:24Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
bla bla bla&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=201</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=201"/>
		<updated>2014-06-09T14:17:58Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=200</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=200"/>
		<updated>2014-06-09T14:16:16Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{{fourth}}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=199</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=199"/>
		<updated>2014-06-09T14:15:51Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{infobox&lt;br /&gt;
 | title         = A pretty flower&lt;br /&gt;
 | image         = Example.jpg&lt;br /&gt;
 | imagewidth    = 100&lt;br /&gt;
 | imagecaption  = Floweris flowerum&lt;br /&gt;
 | first         = Pink and green&lt;br /&gt;
 | second        = Outdoors&lt;br /&gt;
 | fourth        = Annual&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=198</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=198"/>
		<updated>2014-06-09T14:15:10Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Replaced content with &amp;quot;sss&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;sss&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=197</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=197"/>
		<updated>2014-06-09T14:14:45Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{infobox&lt;br /&gt;
 | title         = &lt;br /&gt;
 | image         = [e.g. &amp;quot;Example.jpg&amp;quot;]&lt;br /&gt;
 | imagewidth    = [e.g. &amp;quot;150&amp;quot;] [default: 210 pixels]&lt;br /&gt;
 | imagecaption  = &lt;br /&gt;
 | first         =&lt;br /&gt;
 | second        =&lt;br /&gt;
 | third         =&lt;br /&gt;
 | fourth        =&lt;br /&gt;
 | fifth         =&lt;br /&gt;
 | sixth         =&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=196</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=196"/>
		<updated>2014-06-09T14:14:20Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{infobox}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=195</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=195"/>
		<updated>2014-06-09T14:05:27Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{{aaa}}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=194</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=194"/>
		<updated>2014-06-09T14:05:06Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Blanked the page&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=193</id>
		<title>Modèle:Infobox</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mod%C3%A8le:Infobox&amp;diff=193"/>
		<updated>2014-06-09T14:04:39Z</updated>

		<summary type="html">&lt;p&gt;Administrator : Created page with &amp;quot;{{Infobox   | name           =  | image          =  | image_caption  =  | namesake       =  | type           =  | hierarchy      =  | block_length   =  | message_length =  | r...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{Infobox &lt;br /&gt;
 | name           =&lt;br /&gt;
 | image          =&lt;br /&gt;
 | image_caption  =&lt;br /&gt;
 | namesake       =&lt;br /&gt;
 | type           =&lt;br /&gt;
 | hierarchy      =&lt;br /&gt;
 | block_length   =&lt;br /&gt;
 | message_length =&lt;br /&gt;
 | rate           =&lt;br /&gt;
 | distance       =&lt;br /&gt;
 | alphabet_size  =&lt;br /&gt;
 | notation       =&lt;br /&gt;
 | decoding       =&lt;br /&gt;
 | properties     =&lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=192</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=192"/>
		<updated>2014-06-09T13:57:46Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
{{infobox&lt;br /&gt;
| Box title    = &lt;br /&gt;
| image        = Example.jpg&lt;br /&gt;
| imagewidth   = [defaults to 250]&lt;br /&gt;
| caption      = &lt;br /&gt;
| Row 1 title  = &lt;br /&gt;
| Row 1 info   = &lt;br /&gt;
| Row 2 title  = &lt;br /&gt;
| Row 2 info   = &lt;br /&gt;
| Row 3 title  = &lt;br /&gt;
| Row 3 info   = &lt;br /&gt;
| Row 4 title  = &lt;br /&gt;
| Row 4 info   = &lt;br /&gt;
| Row 5 title  = &lt;br /&gt;
| Row 5 info   = &lt;br /&gt;
| Row 6 title  = &lt;br /&gt;
| Row 6 info   = &lt;br /&gt;
| Row 7 title  = &lt;br /&gt;
| Row 7 info   = &lt;br /&gt;
| Row 8 title  = &lt;br /&gt;
| Row 8 info   = &lt;br /&gt;
| Row 9 title  = &lt;br /&gt;
| Row 9 info   = &lt;br /&gt;
| Row 10 title = &lt;br /&gt;
| Row 10 info  = &lt;br /&gt;
}}&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=191</id>
		<title>Mechanics</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=191"/>
		<updated>2014-06-06T19:37:36Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
==1A - Measurements==&lt;br /&gt;
===10. Basic units===&lt;br /&gt;
&lt;br /&gt;
&amp;lt;!--*[[1A10.1 Demo test 1]]&amp;lt;!--[[File:picture 012.jpg|thumb|upright|alt=some text|text]]--&amp;gt;&lt;br /&gt;
&amp;lt;!--*[[1A20.1 Demo test 2]]--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===20. Error and accuracy===&lt;br /&gt;
===30. Coordinate Systems===&lt;br /&gt;
===40. Vectors===&lt;br /&gt;
===50. Math Topics===&lt;br /&gt;
===60. Scaling===&lt;br /&gt;
&lt;br /&gt;
==1C - Motion in one dimension==&lt;br /&gt;
===10. Velocity===&lt;br /&gt;
===20. Uniform Acceleration===&lt;br /&gt;
*1C20.10 [[Ball and feather in air/vacuum]]&lt;br /&gt;
===30. Measuring ''g''===&lt;br /&gt;
&lt;br /&gt;
==1D - Motion in two dimensions==&lt;br /&gt;
===10. Displacement in Two Dimensions===&lt;br /&gt;
===15. Velocity, Position and Acceleration===&lt;br /&gt;
===40. Motion of the Center of Mass===&lt;br /&gt;
===50. Central Forces===&lt;br /&gt;
===52. Deformation by Central Forces===&lt;br /&gt;
===55. Centrifugal Escape===&lt;br /&gt;
===60. Projectile Motion===&lt;br /&gt;
&lt;br /&gt;
==1E - Relative Motion==&lt;br /&gt;
===10. Moving Reference Frames===&lt;br /&gt;
===20. Rotating Reference Frames===&lt;br /&gt;
===30. Coriolis Effect===&lt;br /&gt;
&lt;br /&gt;
==1F - Newton's First Law==&lt;br /&gt;
===10. Measuring Inertia===&lt;br /&gt;
===20. Inertia of Rest===&lt;br /&gt;
===30. Inertia of Motion===&lt;br /&gt;
&lt;br /&gt;
==1G - Newton's Second Law==&lt;br /&gt;
===10. Force, Mass and Acceleration===&lt;br /&gt;
===20. Accelerated Reference Frames===&lt;br /&gt;
===30. Complex Systems===&lt;br /&gt;
&lt;br /&gt;
==1H - Newton's Third Law==&lt;br /&gt;
===10. Action and Reaction===&lt;br /&gt;
===11. Recoil===&lt;br /&gt;
&lt;br /&gt;
==1J - Statics and Rigid bodies==&lt;br /&gt;
===10. Finding Center of Gravity===&lt;br /&gt;
===11. Exceeding Center of Gravity===&lt;br /&gt;
===20. Stable, Unstable, and Neutral Equilibrium===&lt;br /&gt;
===30. Resolution of Forces===&lt;br /&gt;
===40. Static Torque===&lt;br /&gt;
&lt;br /&gt;
==1K - Applications of Newton's Law==&lt;br /&gt;
===10. Dynamic Torque===&lt;br /&gt;
===20. Friction===&lt;br /&gt;
===30. Pressure===&lt;br /&gt;
&lt;br /&gt;
==1L - Gravity==&lt;br /&gt;
===10. Universal Gravitational Constant===&lt;br /&gt;
===20. Orbits===&lt;br /&gt;
&lt;br /&gt;
==1M - Work and Energy==&lt;br /&gt;
===10. Work===&lt;br /&gt;
===20. Simple Machines===&lt;br /&gt;
===30. Non-Conservative forces===&lt;br /&gt;
===40. Conservation of Energy===&lt;br /&gt;
===50. Mechanical Power===&lt;br /&gt;
&lt;br /&gt;
==1N - Linear Momentum and Collisions==&lt;br /&gt;
===10. Impulse and Thrust===&lt;br /&gt;
===20. Conservation of Linear Momentum===&lt;br /&gt;
===21. Mass and Momentum Transfer===&lt;br /&gt;
===22. Rockets===&lt;br /&gt;
===30. Collisions on One Dimension===&lt;br /&gt;
===40. Collisions in Two Dimensions===&lt;br /&gt;
&lt;br /&gt;
==1Q - Rotational Dynamics==&lt;br /&gt;
===10. Moment of Inertia===&lt;br /&gt;
===20. Rotational Energy===&lt;br /&gt;
===30. Transfer of Angular Momentum===&lt;br /&gt;
===40. Conservation of Angular Momentum===&lt;br /&gt;
===50. Gyros===&lt;br /&gt;
===60. Rotational Stability===&lt;br /&gt;
&lt;br /&gt;
==1R - Properties of Matter==&lt;br /&gt;
===10. Hooke's Law===&lt;br /&gt;
===20. Tensile and Compressible Stress===&lt;br /&gt;
===30. Shear Stress===&lt;br /&gt;
===40. Coefficient of Restitution===&lt;br /&gt;
===50. Crystal Structure===&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=189</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=189"/>
		<updated>2014-06-06T19:36:55Z</updated>

		<summary type="html">&lt;p&gt;Administrator : moved 1C20.10 Ball and feather in air/vacuum to Ball and feather in air/vacuum&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=188</id>
		<title>Mechanics</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=188"/>
		<updated>2014-06-06T19:25:53Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
==1A - Measurements==&lt;br /&gt;
===10. Basic units===&lt;br /&gt;
&lt;br /&gt;
&amp;lt;!--*[[1A10.1 Demo test 1]]&amp;lt;!--[[File:picture 012.jpg|thumb|upright|alt=some text|text]]--&amp;gt;&lt;br /&gt;
&amp;lt;!--*[[1A20.1 Demo test 2]]--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===20. Error and accuracy===&lt;br /&gt;
===30. Coordinate Systems===&lt;br /&gt;
===40. Vectors===&lt;br /&gt;
===50. Math Topics===&lt;br /&gt;
===60. Scaling===&lt;br /&gt;
&lt;br /&gt;
==1C - Motion in one dimension==&lt;br /&gt;
===10. Velocity===&lt;br /&gt;
===20. Uniform Acceleration===&lt;br /&gt;
*1C20.10 [[1C20.10 Ball and feather in air/vacuum]]&lt;br /&gt;
===30. Measuring ''g''===&lt;br /&gt;
&lt;br /&gt;
==1D - Motion in two dimensions==&lt;br /&gt;
===10. Displacement in Two Dimensions===&lt;br /&gt;
===15. Velocity, Position and Acceleration===&lt;br /&gt;
===40. Motion of the Center of Mass===&lt;br /&gt;
===50. Central Forces===&lt;br /&gt;
===52. Deformation by Central Forces===&lt;br /&gt;
===55. Centrifugal Escape===&lt;br /&gt;
===60. Projectile Motion===&lt;br /&gt;
&lt;br /&gt;
==1E - Relative Motion==&lt;br /&gt;
===10. Moving Reference Frames===&lt;br /&gt;
===20. Rotating Reference Frames===&lt;br /&gt;
===30. Coriolis Effect===&lt;br /&gt;
&lt;br /&gt;
==1F - Newton's First Law==&lt;br /&gt;
===10. Measuring Inertia===&lt;br /&gt;
===20. Inertia of Rest===&lt;br /&gt;
===30. Inertia of Motion===&lt;br /&gt;
&lt;br /&gt;
==1G - Newton's Second Law==&lt;br /&gt;
===10. Force, Mass and Acceleration===&lt;br /&gt;
===20. Accelerated Reference Frames===&lt;br /&gt;
===30. Complex Systems===&lt;br /&gt;
&lt;br /&gt;
==1H - Newton's Third Law==&lt;br /&gt;
===10. Action and Reaction===&lt;br /&gt;
===11. Recoil===&lt;br /&gt;
&lt;br /&gt;
==1J - Statics and Rigid bodies==&lt;br /&gt;
===10. Finding Center of Gravity===&lt;br /&gt;
===11. Exceeding Center of Gravity===&lt;br /&gt;
===20. Stable, Unstable, and Neutral Equilibrium===&lt;br /&gt;
===30. Resolution of Forces===&lt;br /&gt;
===40. Static Torque===&lt;br /&gt;
&lt;br /&gt;
==1K - Applications of Newton's Law==&lt;br /&gt;
===10. Dynamic Torque===&lt;br /&gt;
===20. Friction===&lt;br /&gt;
===30. Pressure===&lt;br /&gt;
&lt;br /&gt;
==1L - Gravity==&lt;br /&gt;
===10. Universal Gravitational Constant===&lt;br /&gt;
===20. Orbits===&lt;br /&gt;
&lt;br /&gt;
==1M - Work and Energy==&lt;br /&gt;
===10. Work===&lt;br /&gt;
===20. Simple Machines===&lt;br /&gt;
===30. Non-Conservative forces===&lt;br /&gt;
===40. Conservation of Energy===&lt;br /&gt;
===50. Mechanical Power===&lt;br /&gt;
&lt;br /&gt;
==1N - Linear Momentum and Collisions==&lt;br /&gt;
===10. Impulse and Thrust===&lt;br /&gt;
===20. Conservation of Linear Momentum===&lt;br /&gt;
===21. Mass and Momentum Transfer===&lt;br /&gt;
===22. Rockets===&lt;br /&gt;
===30. Collisions on One Dimension===&lt;br /&gt;
===40. Collisions in Two Dimensions===&lt;br /&gt;
&lt;br /&gt;
==1Q - Rotational Dynamics==&lt;br /&gt;
===10. Moment of Inertia===&lt;br /&gt;
===20. Rotational Energy===&lt;br /&gt;
===30. Transfer of Angular Momentum===&lt;br /&gt;
===40. Conservation of Angular Momentum===&lt;br /&gt;
===50. Gyros===&lt;br /&gt;
===60. Rotational Stability===&lt;br /&gt;
&lt;br /&gt;
==1R - Properties of Matter==&lt;br /&gt;
===10. Hooke's Law===&lt;br /&gt;
===20. Tensile and Compressible Stress===&lt;br /&gt;
===30. Shear Stress===&lt;br /&gt;
===40. Coefficient of Restitution===&lt;br /&gt;
===50. Crystal Structure===&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=187</id>
		<title>Mechanics</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=187"/>
		<updated>2014-06-06T19:25:17Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
==1A - Measurements==&lt;br /&gt;
===10. Basic units===&lt;br /&gt;
&lt;br /&gt;
&amp;lt;!--*[[1A10.1 Demo test 1]]&amp;lt;!--[[File:picture 012.jpg|thumb|upright|alt=some text|text]]--&amp;gt;&lt;br /&gt;
&amp;lt;!--*[[1A20.1 Demo test 2]]--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===20. Error and accuracy===&lt;br /&gt;
===30. Coordinate Systems===&lt;br /&gt;
===40. Vectors===&lt;br /&gt;
===50. Math Topics===&lt;br /&gt;
===60. Scaling===&lt;br /&gt;
&lt;br /&gt;
==1C - Motion in one dimension==&lt;br /&gt;
===10. Velocity===&lt;br /&gt;
===20. Uniform Acceleration===&lt;br /&gt;
*1C20.10 [[Ball and feather in air/vacuum]]&lt;br /&gt;
===30. Measuring ''g''===&lt;br /&gt;
&lt;br /&gt;
==1D - Motion in two dimensions==&lt;br /&gt;
===10. Displacement in Two Dimensions===&lt;br /&gt;
===15. Velocity, Position and Acceleration===&lt;br /&gt;
===40. Motion of the Center of Mass===&lt;br /&gt;
===50. Central Forces===&lt;br /&gt;
===52. Deformation by Central Forces===&lt;br /&gt;
===55. Centrifugal Escape===&lt;br /&gt;
===60. Projectile Motion===&lt;br /&gt;
&lt;br /&gt;
==1E - Relative Motion==&lt;br /&gt;
===10. Moving Reference Frames===&lt;br /&gt;
===20. Rotating Reference Frames===&lt;br /&gt;
===30. Coriolis Effect===&lt;br /&gt;
&lt;br /&gt;
==1F - Newton's First Law==&lt;br /&gt;
===10. Measuring Inertia===&lt;br /&gt;
===20. Inertia of Rest===&lt;br /&gt;
===30. Inertia of Motion===&lt;br /&gt;
&lt;br /&gt;
==1G - Newton's Second Law==&lt;br /&gt;
===10. Force, Mass and Acceleration===&lt;br /&gt;
===20. Accelerated Reference Frames===&lt;br /&gt;
===30. Complex Systems===&lt;br /&gt;
&lt;br /&gt;
==1H - Newton's Third Law==&lt;br /&gt;
===10. Action and Reaction===&lt;br /&gt;
===11. Recoil===&lt;br /&gt;
&lt;br /&gt;
==1J - Statics and Rigid bodies==&lt;br /&gt;
===10. Finding Center of Gravity===&lt;br /&gt;
===11. Exceeding Center of Gravity===&lt;br /&gt;
===20. Stable, Unstable, and Neutral Equilibrium===&lt;br /&gt;
===30. Resolution of Forces===&lt;br /&gt;
===40. Static Torque===&lt;br /&gt;
&lt;br /&gt;
==1K - Applications of Newton's Law==&lt;br /&gt;
===10. Dynamic Torque===&lt;br /&gt;
===20. Friction===&lt;br /&gt;
===30. Pressure===&lt;br /&gt;
&lt;br /&gt;
==1L - Gravity==&lt;br /&gt;
===10. Universal Gravitational Constant===&lt;br /&gt;
===20. Orbits===&lt;br /&gt;
&lt;br /&gt;
==1M - Work and Energy==&lt;br /&gt;
===10. Work===&lt;br /&gt;
===20. Simple Machines===&lt;br /&gt;
===30. Non-Conservative forces===&lt;br /&gt;
===40. Conservation of Energy===&lt;br /&gt;
===50. Mechanical Power===&lt;br /&gt;
&lt;br /&gt;
==1N - Linear Momentum and Collisions==&lt;br /&gt;
===10. Impulse and Thrust===&lt;br /&gt;
===20. Conservation of Linear Momentum===&lt;br /&gt;
===21. Mass and Momentum Transfer===&lt;br /&gt;
===22. Rockets===&lt;br /&gt;
===30. Collisions on One Dimension===&lt;br /&gt;
===40. Collisions in Two Dimensions===&lt;br /&gt;
&lt;br /&gt;
==1Q - Rotational Dynamics==&lt;br /&gt;
===10. Moment of Inertia===&lt;br /&gt;
===20. Rotational Energy===&lt;br /&gt;
===30. Transfer of Angular Momentum===&lt;br /&gt;
===40. Conservation of Angular Momentum===&lt;br /&gt;
===50. Gyros===&lt;br /&gt;
===60. Rotational Stability===&lt;br /&gt;
&lt;br /&gt;
==1R - Properties of Matter==&lt;br /&gt;
===10. Hooke's Law===&lt;br /&gt;
===20. Tensile and Compressible Stress===&lt;br /&gt;
===30. Shear Stress===&lt;br /&gt;
===40. Coefficient of Restitution===&lt;br /&gt;
===50. Crystal Structure===&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=186</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=186"/>
		<updated>2014-06-06T19:24:19Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images &amp;amp; Movies==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=185</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=185"/>
		<updated>2014-06-06T19:23:47Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Instructions==&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=184</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=184"/>
		<updated>2014-06-06T19:23:28Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
&lt;br /&gt;
PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=183</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=183"/>
		<updated>2014-06-06T19:22:35Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;PIRA index: 1C20.10&lt;br /&gt;
&lt;br /&gt;
==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Equipment==&lt;br /&gt;
*...&lt;br /&gt;
*...&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=182</id>
		<title>Mechanics</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Mechanics&amp;diff=182"/>
		<updated>2014-06-06T19:19:03Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;__NOTOC__&lt;br /&gt;
==1A - Measurements==&lt;br /&gt;
===10. Basic units===&lt;br /&gt;
&lt;br /&gt;
&amp;lt;!--*[[1A10.1 Demo test 1]]&amp;lt;!--[[File:picture 012.jpg|thumb|upright|alt=some text|text]]--&amp;gt;&lt;br /&gt;
&amp;lt;!--*[[1A20.1 Demo test 2]]--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
===20. Error and accuracy===&lt;br /&gt;
===30. Coordinate Systems===&lt;br /&gt;
===40. Vectors===&lt;br /&gt;
===50. Math Topics===&lt;br /&gt;
===60. Scaling===&lt;br /&gt;
&lt;br /&gt;
==1C - Motion in one dimension==&lt;br /&gt;
===10. Velocity===&lt;br /&gt;
===20. Uniform Acceleration===&lt;br /&gt;
*[[1C20.10 Ball and feather in air/vacuum]]&lt;br /&gt;
===30. Measuring ''g''===&lt;br /&gt;
&lt;br /&gt;
==1D - Motion in two dimensions==&lt;br /&gt;
===10. Displacement in Two Dimensions===&lt;br /&gt;
===15. Velocity, Position and Acceleration===&lt;br /&gt;
===40. Motion of the Center of Mass===&lt;br /&gt;
===50. Central Forces===&lt;br /&gt;
===52. Deformation by Central Forces===&lt;br /&gt;
===55. Centrifugal Escape===&lt;br /&gt;
===60. Projectile Motion===&lt;br /&gt;
&lt;br /&gt;
==1E - Relative Motion==&lt;br /&gt;
===10. Moving Reference Frames===&lt;br /&gt;
===20. Rotating Reference Frames===&lt;br /&gt;
===30. Coriolis Effect===&lt;br /&gt;
&lt;br /&gt;
==1F - Newton's First Law==&lt;br /&gt;
===10. Measuring Inertia===&lt;br /&gt;
===20. Inertia of Rest===&lt;br /&gt;
===30. Inertia of Motion===&lt;br /&gt;
&lt;br /&gt;
==1G - Newton's Second Law==&lt;br /&gt;
===10. Force, Mass and Acceleration===&lt;br /&gt;
===20. Accelerated Reference Frames===&lt;br /&gt;
===30. Complex Systems===&lt;br /&gt;
&lt;br /&gt;
==1H - Newton's Third Law==&lt;br /&gt;
===10. Action and Reaction===&lt;br /&gt;
===11. Recoil===&lt;br /&gt;
&lt;br /&gt;
==1J - Statics and Rigid bodies==&lt;br /&gt;
===10. Finding Center of Gravity===&lt;br /&gt;
===11. Exceeding Center of Gravity===&lt;br /&gt;
===20. Stable, Unstable, and Neutral Equilibrium===&lt;br /&gt;
===30. Resolution of Forces===&lt;br /&gt;
===40. Static Torque===&lt;br /&gt;
&lt;br /&gt;
==1K - Applications of Newton's Law==&lt;br /&gt;
===10. Dynamic Torque===&lt;br /&gt;
===20. Friction===&lt;br /&gt;
===30. Pressure===&lt;br /&gt;
&lt;br /&gt;
==1L - Gravity==&lt;br /&gt;
===10. Universal Gravitational Constant===&lt;br /&gt;
===20. Orbits===&lt;br /&gt;
&lt;br /&gt;
==1M - Work and Energy==&lt;br /&gt;
===10. Work===&lt;br /&gt;
===20. Simple Machines===&lt;br /&gt;
===30. Non-Conservative forces===&lt;br /&gt;
===40. Conservation of Energy===&lt;br /&gt;
===50. Mechanical Power===&lt;br /&gt;
&lt;br /&gt;
==1N - Linear Momentum and Collisions==&lt;br /&gt;
===10. Impulse and Thrust===&lt;br /&gt;
===20. Conservation of Linear Momentum===&lt;br /&gt;
===21. Mass and Momentum Transfer===&lt;br /&gt;
===22. Rockets===&lt;br /&gt;
===30. Collisions on One Dimension===&lt;br /&gt;
===40. Collisions in Two Dimensions===&lt;br /&gt;
&lt;br /&gt;
==1Q - Rotational Dynamics==&lt;br /&gt;
===10. Moment of Inertia===&lt;br /&gt;
===20. Rotational Energy===&lt;br /&gt;
===30. Transfer of Angular Momentum===&lt;br /&gt;
===40. Conservation of Angular Momentum===&lt;br /&gt;
===50. Gyros===&lt;br /&gt;
===60. Rotational Stability===&lt;br /&gt;
&lt;br /&gt;
==1R - Properties of Matter==&lt;br /&gt;
===10. Hooke's Law===&lt;br /&gt;
===20. Tensile and Compressible Stress===&lt;br /&gt;
===30. Shear Stress===&lt;br /&gt;
===40. Coefficient of Restitution===&lt;br /&gt;
===50. Crystal Structure===&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
	<entry>
		<id>https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=181</id>
		<title>Ball and feather in air/vacuum</title>
		<link rel="alternate" type="text/html" href="https://demosdev.physique.uottawa.ca/w/index.php?title=Ball_and_feather_in_air/vacuum&amp;diff=181"/>
		<updated>2014-06-06T19:18:12Z</updated>

		<summary type="html">&lt;p&gt;Administrator : &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;==Description==&lt;br /&gt;
A feather falls more slowly than a ball down a tube due to air resistance. When the tube is evacuated, both the feather and ball fall with equal speed.&lt;br /&gt;
&lt;br /&gt;
==Keywords==&lt;br /&gt;
ball, drop, feather, vacuum&lt;br /&gt;
&lt;br /&gt;
==Images==&lt;br /&gt;
&amp;lt;gallery&amp;gt;&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
File:IMG 0590.JPG|caption&lt;br /&gt;
&amp;lt;/gallery&amp;gt;&lt;/div&gt;</summary>
		<author><name>Administrator</name></author>
		
	</entry>
</feed>