Option E - Acceleration of a Bungy Jump
发布时间 2011-05-25 17:21:57 来源
摘要
On the rebound, the acceleration varies. The jumper is accelerating up but as the bungy recoils, the jumper starts accelerating down again due to the pull of gravity. This does not mean that he's moving down, however, only that his velocity upwards is decreasing.
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