A ball rolls down a hill that leads to a cliff.
How does the ball move when it reaches the edge of the cliff?
C. The ball keeps moving forward and falls downward at the same time.
B. The ball's forward motion ends at the edge of the cliff, where it falls straight down.
A. The ball falls downward in a spiral-shaped path.
The ball's forward motion continues briefly beyond the edge of the cliff, and then it falls straight down.