A line drive to the shortstop is caught at the same height as it was originally hit.Over its entire flight the work done by gravity and the work done by air resistance, respectively, are:

Question

Quizplus · Accepted Answer

The work done by gravity is zero because the ball returns to the same height, resulting in no net change in gravitational potential energy. The work done by air resistance is negative because it opposes the motion of the ball, removing energy from the system.

A Line Drive to the Shortstop Is Caught at the Same