Particle Theory

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Across
  1. 3. State of matter that can flow, but has a fixed volume. (6 letters)
  2. 7. The Change of state from gas to liquid (e.g., steam on a cold window). (12 letters)
  3. 8. The smallest piece of a substance; everything is made of them. (8 letters)
  4. 9. The state of matter where particles are far apart and move very fast. (3 letters)
  5. 10. The State of matter that has a fixed shape and cannot be compressed. (5 letters)
Down
  1. 1. Change of state from a solid to a liquid. (7 letters)
  2. 2. The process of particles spreading out from high concentration to low concentration. (9 letters)
  3. 4. How many particles are in a certain space (can be high or low). (13 letters)
  4. 5. The energy an object has because it is moving. (7 letters)
  5. 6. To squeeze something and make it smaller. (8 letters) State