Changes in energy stores - AQA

1

What is the name of the energy stored by a moving object?

2

Where might elastic potential energy be stored?

3

What is the main energy transfer for an apple falling from a tree?

4

What is the main energy transfer for a long-distance runner?

5

Which of these cannot happen to energy?

6

If 4,000 J of energy is transferred and 2,500 J is usefully stored, how much energy is wasted?

7

What happens to 'dissipated' energy?

8

What is the gravitational potential energy stored in a 60 kg child sitting at the top of a 2 m high slide? (g = 10 N/kg)

9

The spring constant of a spring is 25 N/m. The spring is extended by 50 cm. How much elastic potential energy is stored?

10

A 4 kg ball has 50 J of kinetic energy. How fast is it moving? - Higher