Mod 4 & 5 - Matter

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Across
  1. 2. Smallest unit of a chemical substance
  2. 4. Force that attracts molecules together
  3. 7. Change in color, shape or phase, not the molecules
  4. 8. Is lower on top of a mountain
  5. 10. Definite mass and volume, no definite shape
  6. 12. Opposite of expand, squeezing molecules together
  7. 13. One of the 2 elements in water
Down
  1. 1. Measure of the speed and direction of molecules
  2. 3. When a liquid changes to a gas
  3. 5. An example is morning dew
  4. 6. Definite mass, no definite volume or shape
  5. 9. Definite shape, definite volume, definite mass
  6. 11. Anything that has mass and volume
  7. 14. Contains one kind of atom & in periodic table