Ball A is dropped from the top of a building.One second later,ball B is dropped from the same building.Neglect air.As time progresses,the difference in their speeds
A)increases.
B)remains constant.
C)decreases.
D)cannot be determined from the information given.

Question

Quizplus · Accepted Answer

Both balls are in free fall and thus accelerate at the same rate due to gravity. The speed difference established in the first second (when only ball A is moving) remains constant over time.

Ball a Is Dropped from the Top of a Building