The force of a boxer's punch is greater when it hits a
A)small punching bag.
B)heavy punching bag.
C)both forces would be the same for the same effort

Question

Quizplus · Accepted Answer

The force of a boxer's punch is equal to the mass of their fist multiplied by the acceleration of their punch. When hitting a heavy punching bag, the bag will have a greater mass than a small punching bag, which means the boxer's punch will need to produce a greater acceleration to move the bag. Therefore, the force of the punch will be greater when hitting a heavy punching bag.

The Force of a Boxer's Punch Is Greater When It