# Motion of a bouncing Ball Why?. Motion of a bouncing Ball centre or top surface never touches the ground.

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Motion of a bouncing Ball Why?

Motion of a bouncing Ball centre or top surface never touches the ground

where the gradient is zero Motion of a bouncing Ball

The velocity is large and positive at points like A…. A B

The velocity is large and positive at points like A…. …… and large and negative at points like B A B

The velocity is large and positive at points like A…. …… and large and negative at points like B A B

The velocity is large and positive at points like A…. …… and large and negative at points like B A B

The velocity is large and positive at points like A…. …… and large and negative at points like B A B While in the air the acceleration is always negative

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