sparkcandles729 sparkcandles729
  • 17-02-2024
  • Physics
contestada

Potential Energy A rubber ball is dropped from a height of 8.0 m onto a hard concrete floor. The ball hits the floor and bounces repeatedly. Each time the ball hits the floor, the ball-Earth system loses 1/5 of its mechanical energy. How many times will the ball bounce before it bounces back up to a height of only about 4 m?

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