Across
- 4. iron chemical change
- 6. liquid to solid
- 8. simplest particle of matter
- 10. neutral charged particle
- 11. negative charged particle
- 12. everything what takes space
- 14. used for breathing
- 15. solid and used for reading
Down
- 1. positive charged particle
- 2. solid and used for writing
- 3. liquid to gas
- 5. combination of atoms
- 7. liquid and used for drinking
- 9. solid to liquid
- 13. change physical change