Phases of Matter Crossword

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Across
  1. 3. change of state that happens when molecules below the surface of the liquid becomes a gas
  2. 7. a unique type of gas made of particles that have an electric charge
  3. 9. the temperature at which a liquid becomes a gas beneath the surface
  4. 10. when one or more substances are change into a new substance with different properties
  5. 12. the temperature at which a solid becomes a liquid
  6. 13. the ability to do work
  7. 14. a characteristic of matter that can be observed or measured without changing the substance
  8. 15. change of state from a liquid to a gas
  9. 16. change of state from a gas to a liquid
  10. 21. change of state that happens when molecules at the surface of a liquid become a gas
Down
  1. 1. the ability to catch fire when exposed to oxygen and flame
  2. 2. change of state from a solid directly to a gas
  3. 4. the state in which matter has a definite volume but no definite shape
  4. 5. a characteristic that describes how one substance reacts with another substance
  5. 6. change of state from a solid to a liquid
  6. 8. change of state from a liquid to a solid
  7. 11. a change in one or more physical properties of a substance
  8. 17. change of state from a gas directly to a solid
  9. 18. the state in which matter has a definite shape and definite volume
  10. 19. the amount of matter in a given space
  11. 20. the state in which matter has no definite shape or volume