States of Matter

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Across
  1. 3. when a liquid turns into a gas, 2 types
  2. 4. a liquid gets cold enough to become solid
  3. 5. happens over time with gradual addition to thermal energy on the top of the liquid
  4. 7. a state of matter where the molecules are semi close together and move at the equivalent of walking
  5. 9. from solid straight to gas
  6. 10. when thermal energy is added to a solid and it turns into a liquid
Down
  1. 1. a gas that humans breathe out and plants convert to oxygen
  2. 2. water vapor gets cold enough to merge with other water vapor to turn into rain, snow, sleet, extr.
  3. 6. happens through the liquid once the liquid has reached a certain temperature and pressure
  4. 8. a state of matter where molecules are spread out and move a lot
  5. 9. a state of mater when molecules are close together and don't move much, holds its shape