After a rock thrown straight up reaches the top of its path and then falls a short distance, its acceleration is (neglect air resistance)
A) less than when it was at the top of its path.
B) greater than when it was a the top of its path.
C) the same as it was at the top of its path.

Question

Quizplus · Accepted Answer

The acceleration due to gravity is constant for a given location, regardless of the object's position or velocity. Therefore, the acceleration of the rock is the same throughout its path, including at the top and as it falls back down, assuming air resistance is neglected.

After a Rock Thrown Straight Up Reaches the Top of Its