Across
- 4. The standard unit used when talking about energy
- 8. Energy stored in an object.
- 10. Energy stored in things like food. Fuel and batteries.
- 12. There are different forms, e.g. light, sound, heat, chemical.
- 13. An attraction of two atoms that holds them together.
- 15. The movement of energy from one object to another.
- 16. A measure of how much of the total energy supplied to an object is used.
- 18. The law of _____ revolving around the total amount of energy in the world.
- 19. A diagram that shows how energy is transferred and/or transformed.
Down
- 1. A device that assists the heart in beating at a regular pace.
- 2. Group of atoms held together by bonds.
- 3. The rearrangement of atoms that forms new substance(s)
- 5. Amount of energy used, measured in watts.
- 6. A unit of power.
- 7. Energy revolving around motion
- 9. The conversion of energy from one type to another.
- 11. A word for hot or cold, can be measured in degrees.
- 14. One of the tiny particles that matter is made of.
- 17. Energy that is used for something other than the purpose of an object.