CF60

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Across
  1. 4. Rate of particle movement
  2. 7. Contact between particles
  3. 11. Theoretical gas particle
  4. 12. Constant movement of gas particles
  5. 13. Explanation based on particle motion
  6. 14. Constantly changing system
Down
  1. 1. Empty area between particles
  2. 2. Spread of particle energies
  3. 3. Continuous particle movement
  4. 5. Collision without energy loss
  5. 6. Typical particle speed
  6. 8. Characteristics of gases
  7. 9. Unpredictable particle movement
  8. 10. Pressure-volume relationship