A ball is projected horizontally from a tall building. The ground below is level. Air resistance is negligible. Which statement about the motion of the ball is correct?
- AThe acceleration of the ball is always at right angles to the path of the ball.
- BThe ball follows a circular path until it hits the ground.
- CThe ball has constant acceleration.
- DThe ball’s time in the air is proportional to the velocity at which the ball is thrown.