9I Energy 1

3. Energy that is transferred in the way we need.
5. Another name for strain energy.
8. Another word for ‘stored’ energy.
12. The kind of energy stored in stretched or squashed things.
13. A source of electricity with a low 'energy' (low voltage). Cells push electrons round a circuit.
14. The hotter something is the more of this kind of energy it has.
16. Another name for heat energy that is transferred by radiation.
17. Fossil fuel gas formed from the remains of dead plants and animals that lived in the sea.

1. The kind of potential energy stored by anything that can fall down.
2. Fuels like coal, oil and natural gasformed from the remains of dead plants and animals.
4. Another name for nuclear energy.
5. A way of saying how much energy something wastes.
6. The law that energy can never be created or destroyed, only changed from one form of energy to another.
7. A diagram that represents energy transfers by arrows.
9. Energy that is not useful.
10. The kind of energy stored in chemicals. Food, fuel and cells (batteries) all store chemical energy.
11. Energy stored inside atoms.
15. The kind of energy stored in moving things.