You are extremely bored during the long summer months when school is out of session, so you decide to attach a graphing calculator to a rubber band and repeatedly bounce it up and down vertically. When the rubber band is at its maximum stretch away from your hand
A) the calculator's velocity is downward but its acceleration is upward.
B) the calculator's velocity is zero but its acceleration is upward.
C) the calculator's velocity is upward but its acceleration is downward.
D) the calculator's velocity is zero but its acceleration is downward.

Question

Quizplus · Accepted Answer

At the maximum stretch of the rubber band, the calculator momentarily stops moving before reversing direction, making its velocity zero. However, due to gravity, its acceleration is still directed downward.

You Are Extremely Bored During the Long Summer Months When