A ball is thrown straight up, reaches a maximum height, then falls to its initial height. As the ball is going up
A) both its velocity and its acceleration are downward.
B) its velocity is downward and its acceleration is upward.
C) its velocity is upward and its acceleration is downward.
D) both its velocity and its acceleration are upward.

Question

Quizplus · Accepted Answer

When the ball is going up, its velocity is in the upward direction and its acceleration due to gravity is in the downward direction. This is because the force of gravity is acting to slow down and eventually reverse the ball's upward velocity.

A Ball Is Thrown Straight Up, Reaches a Maximum Height