Puzzle 05: States of Matter

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Across
  1. 2. – Transfer of thermal energy.
  2. 4. – Increase in volume when heated.
  3. 5. – Force at the surface of a liquid.
  4. 8. – Slow vaporization at surface of liquid.
  5. 12. – Solid without long-range order.
  6. 13. – Forces between molecules.
  7. 15. – Liquid becomes solid.
  8. 16. – Has definite shape and volume.
  9. 17. – Resistance of a liquid to flow.
  10. 18. – Ionized gas with high energy.
  11. 21. – Solid turns directly into gas.
  12. 23. – Balance between phase changes.
  13. 24. – Gas becomes liquid.
  14. 26. – Liquid becomes gas.
  15. 27. – Solid becomes liquid.
  16. 28. – Mass per unit volume.
  17. 29. – Expands to fill any space.
Down
  1. 1. – Gas turns directly into solid.
  2. 3. – Measure of average kinetic energy.
  3. 6. – Force applied per unit area.
  4. 7. – Energy absorbed or released during phase change.
  5. 9. – Ability of matter to decrease in volume.
  6. 10. – Phase change from liquid to gas.
  7. 11. – Takes shape of its container.
  8. 14. – Solid with repeating atomic structure.
  9. 18. – Distinct state of matter.
  10. 19. – Movement of particles from high to low concentration.
  11. 20. – Tiny particles that make up matter.
  12. 22. – Energy of motion.
  13. 25. – Needed to change state of matter.