A student kicks a soccer ball in a high arc toward the opponent's goal. At the highest point in its trajectory:
A. both velocity and acceleration of the soccer ball are zero.
B. neither the ball's velocity nor its acceleration is zero.
C. the ball's acceleration is zero but not its velocity.
D. the ball's acceleration points upwards.
Answer:B
A student kicks a soccer ball in a high arc toward the opponent's goal. At the highest point in its trajectory:
A. both velocity and acceleration of the soccer ball are zero. B. neither the ball's velocity nor its acceleration is zero. C. the ball's acceleration is zero but not its velocity. D. the ball's acceleration points upwards.