Unit 5 - Physical and Chemical Changes

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Across
  1. 6. changing from one state of matter to another
  2. 7. gas to solid
  3. 12. a change at molecular level
  4. 13. energy of motion
  5. 14. bonds between molecules
  6. 15. group of bonded atoms
  7. 16. liquid to gas (with bubbles)
  8. 18. liquid to gas (slowly)
  9. 20. average thermal energy of molecules
  10. 21. a state of matter that flows
  11. 22. a state of matter that has a fixed volume
  12. 24. liquid to solid
Down
  1. 1. a change in appearance
  2. 2. a gas law that states when temperature increases pressure increases
  3. 3. gas to liquid
  4. 4. solid to gas
  5. 5. liquid to gas (fast)
  6. 8. total energy of all molecules
  7. 9. a gas law that states when volume increases pressure decreases
  8. 10. a gas law that states when temperature increases volume increases
  9. 11. transfer of energy
  10. 17. a state of matter that can be compressed
  11. 19. solid to liquid
  12. 23. opposite of strong