Across
- 2. solid into liquid
- 6. solid into gas
- 7. gas into liquid
- 9. liquid into gas
- 10. liquid into solid
- 12. change in appearance
- 14. state, colour, malleability
- 15. everything that has mass and volume
Down
- 1. pure substance with two or more elements
- 3. a pure substance
- 4. the amount of space a substance occupies
- 5. conductivity, viscosity, density
- 8. two substances combined to make a new substance
- 11. gas into solid
- 13. the amount of matter in a substance