Phase Change Unit Cover

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Across
  1. 2. pressure and volume have an inverse relationship
  2. 6. the amount of sapce matter takes up
  3. 9. mass per volume
  4. 10. when a material changes substance
  5. 11. the molecules "swish" around eachother
  6. 12. when gas turns into a solid after losing energy
  7. 13. when a liquid turns into a solid after losing energy
  8. 14. Temperature and pressure have a proportional relationship
  9. 16. when a liquid turns into a gas after gaining energy quickly
  10. 20. when a substance changes phase
  11. 21. When a solid turns into a liquid after losing energy
  12. 22. when a liquid turns into a gas after gaining energy on the surface
  13. 23. When a liquid turns into a gas after gaining a lot of energy
Down
  1. 1. temperature and volume have a proportional relationship
  2. 3. how difficult it is for a substance to change phases
  3. 4. the transfer of kinetic energy between molecules
  4. 5. the molecules can move freely in a gas
  5. 7. the average kinetic energy in a substance
  6. 8. the molecules are rigid and vibrating in place
  7. 10. when a gas turns into a liquid after losing energy
  8. 15. when a solid turns into a gas after gaining energy
  9. 17. energy the total kinetic energy in a substance
  10. 18. the molecules have freedom of movement and no fixed volume
  11. 19. anything that has mass and takes up space