Across
- 1. Material.
- 3. A chemically combined substance.
- 6. to give off heat.
- 11. These guys make up everything.
- 12. to trap heat.
- 13. A substance that is not combined chemically.
- 14. chemicals that cannot be broken down any further.
- 15. the size of something.
Down
- 2. how close you can get to the correct number.
- 4. how close you can get your answers to line up.
- 5. not mixed well.
- 7. a well mixed substance.
- 8. very compact.
- 9. what amount of space this takes up.
- 10. Unit The SI unit for the seven base units.