A ball is thrown vertically upwards in the air. Which of the following statements about the motion of the ball is false?
A: The ball will be travelling as fast as it was when it gets back to the ground
as it was when first thrown upwards.
B: The ball will be stationary for an instant at the highest point in its flight.
C: The direction of the force on the ball changes so the ball falls back to the
ground.
D: The direction of the acceleration is always downwards.