Chemistry

Chemistry, 19.07.2019 08:00, adeline12401

How much force is needed to stop a 50-kg gymnast if he decelerates at 25 m/s2? 2 n 15 n 135 n 1,250 n

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History, 16.09.2019 21:40, adriandehoyos1p3hpwc

Gymnasts often practice on foam floors, which increase the collision time when a gymnast falls. what effect does this have on collisions? the change in momentum needed to stop the gymnast is increased. the change in momentum needed to stop the gymnast is decreased. the force exerted by the floor on the gymnast decreases. the force exerted by the floor on the gymnast increases.

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