chemistry

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Across
  1. 2. causes cooling?
  2. 3. how hot or cold something is something?
  3. 4. state of matter of O2?
  4. 8. intermixing of particles?
  5. 11. change from gas to solid?
  6. 12. Rigid state of matter?
  7. 14. Solids have definite _____?
  8. 17. 273K= 0^___?
  9. 18. Matter formed by ____?
  10. 19. Water at 100^C starts _____?
Down
  1. 1. liquid to gas?
  2. 5. Gases are highly ____?
  3. 6. the amount of water vapor in the air?
  4. 7. Matter occupies space and have _____?
  5. 8. mass per unit volume?
  6. 9. SI unit of temperature?
  7. 10. smallest possible form?
  8. 13. shows fluidity?
  9. 15. change from solid to gas?
  10. 16. made up of small particles?