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Energy transfers

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Question 1

A tennis ball is dropped from a height and bounces multiple times on a flat floor.

A diagram showing a tennis ball released from a hand. The ball falls to the flat ground and bounces repeatedly. The path is represented by dashed parabolic arcs. Each successive bounce reaches a lower maximum height than the preceding one until the ball comes to a stop.

a.

Use words from the box below to complete the sentences. Each word may be used once, more than once, or not at all.

chemical, elastic, gravitational, kinetic, thermal \text{chemical, \quad elastic, \quad gravitational, \quad kinetic, \quad thermal} chemical, elastic, gravitational, kinetic, thermal

When the tennis ball is held stationary at its highest point before release, it has a store of ______ potential energy.

[1]
b.

As the tennis ball falls and speeds up, it gains ______ energy.

[1]
c.

When the ball hits the floor, it compresses and energy is temporarily stored as ______ potential energy.

[1]
d.

Each time the tennis ball bounces, energy is transferred away from it. How can you tell this from the diagram?

[1]
e.

Describe what happens to the energy that is transferred away from the ball.

[2]

Energy transfers Questions

  1. IGCSE
  2. /Physics
  3. /Energy transfers