KindergartenInformationalRI.K.2100 words
Why a Basketball Bounces
Young readers learn how a basketball changes shape and bounces, and why it needs enough air.
Play the quiz as a gameThe heading is "Bounce Up!" A basketball has air inside. The air helps it keep its round shape.
A player pushes the ball down. It hits the floor. The ball gets a bit flat for a moment.
The floor pushes back on the ball. The ball springs back to its round shape and bounces up.
If the ball has too little air, it may not bounce well. A grown-up can add air with a pump.
A picture shows a hand above a ball. The caption says, "Push down. Bounce up!" Bouncing helps a player move the ball along the court.