Ball and feather in air/vacuum : Différence entre versions

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File:IMG 0590.JPG|caption
 
File:IMG 0590.JPG|caption
 
</gallery>
 
</gallery>
 
 
{{infobox
 
| title        = A pretty flower
 
| image        = Example.jpg
 
| imagewidth    = 100
 
| imagecaption  = Floweris flowerum
 
| first        = Pink and green
 
| second        = Outdoors
 
| fourth        = Annual
 
}}
 

Version du 9 juin 2014 à 14:17

PIRA index: 1C20.10

Description

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.

Equipment

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  • ...

Instructions

Keywords

ball, drop, feather, vacuum

Images & Movies