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OpenStudy (anonymous):
A 285g ball falls vertically downward, hitting the floor with a speed of 2.8 m/s and rebounding upward with a speed of 2.4 m/s (a) find the magnitude of the change in the ball's momentum. (b) find the change in the magnitude of the ball's momentum. (c) which of the two quantities calculated in part A and B is more directly related to the net force acting on the ball during its collision with the floor? (d) explain answer for part C.
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