Item FM102001: A ball thrown into the air goes slower and slower on the way up, stops, and then moves faster and faster as it comes down.

A ball is thrown straight up into the air. What happens to the ball’s speed as it goes up and as it comes down?

  1. The ball goes up at a constant speed, stops, and then comes down at a constant speed.
  2. The ball goes up at a constant speed, stops, and then moves faster and faster as it comes down.
  3. The ball moves slower and slower as it goes up, stops, and then comes down at a constant speed.
  4. The ball moves slower and slower as it goes up, stops, and then moves faster and faster as it comes down.

Statistics for this item are available in the Original Project.