States of matter

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