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Science - Gravity - Ball & Feather Drop in the world’s biggest vacuum chamber

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Offline Sara

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http://en.wikipedia.org/wiki/Galileo's_Leaning_Tower_of_Pisa_experiment
If you drop a brick and a feather at the same time the brick will probably hit the ground first.
But this is because of differences in the amount of friction between these objects and the air around them, not because their masses are different. If there were no air…




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