Year 7 States of MAtter

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Across
  1. 1. Matter with no fixed shape and no fixed volume
  2. 4. Change from liquid to solid
  3. 7. When particles spread out and move apart
  4. 8. Change from solid to liquid
  5. 12. When particles are forced closer together
  6. 14. Change from gas to liquid
  7. 15. Rapid change from liquid to gas throughout the liquid
  8. 16. Change directly from gas to solid
  9. 17. Change from liquid to gas at the surface
Down
  1. 2. Change directly from solid to gas
  2. 3. The amount of space something takes up
  3. 5. The ability to do work; increases when particles move faster
  4. 6. What a solid keeps but liquids and gases do not
  5. 9. Matter that takes the shape of its container but has a fixed volume
  6. 10. How tightly packed particles are in a substance
  7. 11. Matter with a fixed shape and fixed volume
  8. 13. Tiny units that make up all matter