Across
- 1. this could be used to separate iron from a mixture
- 3. particles in this state are close but can move
- 6. an element with the symbol H
- 11. a method of obtaining sat from seawater
- 12. the mass of an object divided by its volume
- 14. a method of separating sand and water
- 16. the process of a liquid becoming a solid
Down
- 1. the process of a solid becoming a liquid
- 2. Particles in this state are close together and are not free to move
- 4. A change in which no new substances are made
- 5. A change in which a new substance is made
- 7. a substance containing only one kind of atom
- 8. these substances conduct electricity
- 9. a device that separates things by spinning them quickly
- 10. two or more elements joined chemically
- 13. the process of a liquid becoming a gas
- 15. the symbol for aluminium
- 17. particles in this state are far apart and are moving