Energy Stores

3. Unit of power
6. Energy store found in stretched or compressed objects
9. Another way of saying energy transferred
11. Energy can only be ______
12. Energy cannot be created or ______
14. Energy transferred from hotter to colder objects
17. Energy transferred due to forces acting on it
19. Energy stored in nuclei of atoms
21. Anything that can release energy by a chemical reaction
22. Anything with an electric charge that interacts with an opposite electric charge

1. If you _____ your house, you reduce unwanted energy transfers
2. ____ potential found in objects that have mass and inside a gravitational field
4. Single or group of objects
5. Rate of energy transfer
7. ____ systems do not allow energy to escape
8. Unit of energy
10. Energy transferred by waves
13. Energy transferred due to charge and potential difference
15. Energy store in moving objects
16. The hotter the object the more of this energy store it has
18. Anything magnetic interacting with another magnet
20. Specific heat ____ refers to the energy needed to raise the temperature of 1kg of a substance by 1C