A ball is thrown vertically upward and then comes back down.During the ball's flight up and down,its velocity and acceleration vectors are
A)always in opposite directions.
B)always in the same direction.
C)first in opposite directions and then in the same direction.
D)first in the same direction and then in opposite directions.

Question

Quizplus · Accepted Answer

When the ball is thrown upward, its velocity is upward while acceleration due to gravity is downward, making them opposite. As the ball comes down, both velocity and acceleration are downward, making them in the same direction.

A Ball Is Thrown Vertically Upward and Then Comes Back