Ball and feather in air/vacuum : Différence entre versions
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(Created page with "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.") |
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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. | 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. | ||
Version du 6 juin 2014 à 19:08
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.
