Matter

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Across
  1. 2. State where particles are packed together and can't move around
  2. 6. Amount of matter in a substance
  3. 9. Theory that describes what happens to matter when the kinetic energy changes
  4. 10. State where particles are far apart and move quickly
Down
  1. 1. What happens during a change in matter when substances combine to make new ones
  2. 3. A change of state where no new substances are made
  3. 4. Always moving
  4. 5. State where particles can slide over each other
  5. 7. Amount of space a substance occupies
  6. 8. Name for anything that has mass and volume, made of small particles