Across
- 2. All matter is made up of __________
- 5. State change from liquid to gas
- 7. Particles are held together by forces of a_______
- 9. Particles in a gas state can move _______
- 10. Condensation and freezing occur when particles _____ heat energy
- 13. Particles in a solid state are _______ in a fixed position
Down
- 1. State change from solid to gas
- 3. Melting and vaporisation occur when particles ____ heat energy
- 4. State change from gas to liquid
- 6. State change from liquid to solid
- 8. State change from solid to liquid
- 11. Particles in a gas state can ______ apart
- 12. Particles in a liquid state can ____ past each other