A football punter accelerates a 0.35 kg football from rest to a speed of 12.0 m/s in 0.30 s. What constant force does the punter exert on the ball?

A catcher "gives" with a baseball when catching it. If the baseball exerts a force of 480 N on the glove, so that the glove is displaced 12.0 cm, how much work is done by the ball?