Across
- 2. A characteristic of a substance that doesn't change
- 4. energy, energy which a body possesses by virtue of being in motion. Compare wit
- 7. something that is bad for the air or environment
- 9. variable, Change each time you test
Down
- 1. made of a type of material
- 3. feels hot
- 5. cold
- 6. The ability of a material to dissolve in a liquid
- 8. how much matter is in a certain of space