NS Topic 9 & 10

3. Potential energy that is stored in an object because of its position above the Earth
6. Unit used to measure energy
8. not moving
9. Fuels that were made from living matter a long time ago
11. Energy stored in the particles of substances
13. different parts that work together to store use or give out energy, so that a specific task can be done
14. movement of energy from one object to another or from one form to another
16. Energy that cannot be exhausted
17. energy stored in a stretched or compressed object

1. making sure that the same amount of energy is present at the end of a reaction process, as there was at the beginning
2. Gradual increase in Earth's average temperature because gases such as CO2, released when fossil fuels are burnt, trap radiation within the atmosphere
4. Energy that will eventually be exhausted
5. energy produced by heat
7. Energy stored in an object or system
10. how hot or cold an object is
12. The ability of a system to do work
15. energy that an object has because it is moving