Across
- 6. name for group 1
- 7. particle that flows
- 8. solid to gas (vice versa)
- 9. liquid to a solid
- 12. name for group 7
- 14. gas to liquid
- 16. all substances are made of ........
- 18. located around the centre
- 19. rows in periodic table
Down
- 1. liquid to gas
- 2. located in the nucleus, positive charge
- 3. have a definite shape
- 4. columns in periodic table
- 5. solid to liquid
- 10. name for group 8
- 11. can be compressed
- 13. matter has ........
- 15. located in the nucleus, neutral charge
- 17. matter takes up ........