Difference between revisions of "Ball and feather in air/vacuum"
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==Description== | ==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. | 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. | ||
| + | |||
| + | ==Keywords== | ||
| + | ball, drop, feather, vacuum | ||
Revision as of 19:08, 6 June 2014
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.
Keywords
ball, drop, feather, vacuum
