Materials

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Across
  1. 2. Turn a liquid into a gas.
  2. 3. Squashed
  3. 7. Turn a liquid into a solid.
  4. 9. The _______ ________. Explains the properties of states of matter.
  5. 11. Liquids and gases have no definite ________.
  6. 12. Turn a solid into a liquid.
  7. 13. When a solid turns directly into a gas.
Down
  1. 1. Particles in a solid are in a _______ position.
  2. 3. Turn a gas into a liquid.
  3. 4. Anything that takes up space and has mass.
  4. 5. The spreading out of materials due to movement of their particles.
  5. 6. Liquid changes to a gas only at the surface.
  6. 8. There are 3 __________ of matter.
  7. 10. Solids and liquids have a definite ________.