States of Matter

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Across
  1. 2. where all three phases co-exist (2 words)
  2. 5. has definite shape but no definite volume
  3. 8. liquid to a gas below the boiling point
  4. 11. a type of solid that has repeating geometric patterns
  5. 12. the state of a material depends on this
  6. 14. also known as heat energy
  7. 15. occurs when a gas cools and changes to a liquid
  8. 18. energy required to melt (3 words)
Down
  1. 1. a type of solid that can change shape with force
  2. 3. energy absorbed from its surroundings
  3. 4. moving energy
  4. 6. energy out
  5. 7. takes the shape of the container and moves very fast
  6. 9. indirect relationship between pressure and volume (2 words)
  7. 10. the most abundant state of matter
  8. 13. show how temperature and pressure affect the state of matter (2 words)
  9. 16. to change from solid to liquid
  10. 17. direct relationship between temperature and volume (2 words)