Across
- 5. gas to liquid
- 6. Changing from a liquid to a gas
- 7. the smallest unit of a chemical element
- 10. amount of space an object takes up
- 11. 2 or more substances mixed together not chemical
- 13. Liquid becomes a solid
- 16. how easy it is for a substance to burn
- 18. when 2 or more elements change to a new one
Down
- 1. temperature when substance goes liquid-gas
- 2. branch of science studying substances
- 3. anything that has mass and takes up space
- 4. measure of compactness of particles in material
- 5. heterogenius mix particles do not settle
- 8. change from solid to a liquid
- 9. phase change liquid to gas from heat energy
- 12. scattering beam of light by parts in colloid
- 14. what happens when things rust
- 15. degree of reflectiveness of a mineral
- 17. the amount of matter in an object