Matter

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Across
  1. 3. The process of a liquid turning into a solid.
  2. 7. This type of particle in a gas moves randomly and quickly.
  3. 8. The state of matter where particles are tightly packed and vibrate in fixed positions
  4. 10. The amount of 'stuff' in an object.
  5. 11. An example of a substance that undergoes sublimation.
  6. 12. The process of a gas turning directly into a solid.
  7. 13. The process of a gass turning into a liquid.
Down
  1. 1. The process where particles spread from an area of high concentration to an area of low concentration.
  2. 2. The process of a solid turning directly into a gas without becoming a liquid first.
  3. 4. The amount of space an object occupies.
  4. 5. A solid turn into a liquid.
  5. 6. The state of matter with a fixed volume but not a fixed shape.
  6. 9. A liquid turn into a gas.
  7. 14. The smallest particle of an element.