benchmark 1 practice

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Across
  1. 2. 92 of these are found naturally and make up all matter.
  2. 4. a measure of acids or bases.
  3. 5. pH of 12.
  4. 7. have a pH less than 7.
  5. 10. include solids, liquids and gases.
  6. 11. the temperature in which a substance boils.
  7. 12. the amount of space an object occupies.
  8. 14. particles are only vibrating in place.
  9. 16. gas to liquid.
  10. 19. the amount of matter in a substance.
  11. 20. increase volume.
Down
  1. 1. a measure of particle speed.
  2. 3. liquid to gas.
  3. 6. liquid to solid.
  4. 8. melting, freezing, boiling...
  5. 9. state of matter with the most energy.
  6. 13. building blocks of matter.
  7. 15. solid to liquid.
  8. 17. water's pH.
  9. 18. particles slide past each other.