Q. A 0.600 block is attached to a spring with spring constant 16.0. While the block is sitting at rest, a student hits it with a hammer and almost instantaneously gives it a speed of 45.0. What is the amplitude of the subsequent oscillations?
Q. A catcher "gives" with a baseball when catching it. If the baseball exerts a force of 519 N on the glove, so that the glove is displaced 10.0 cm, how much work is done by the ball?