Thermal Energy Review

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Across
  1. 2. How do particles move when a substance is heated?
  2. 5. When a gas becomes a liquid
  3. 7. When a solid turns directly into a gas
  4. 10. Thermal energy transfer through waves
  5. 12. The variable you measure in an experiment
  6. 13. When two objects reach the same temperature
  7. 14. What does cooler, denser fluid usually do during convection?
  8. 15. The variables that remain the same in an experiment
  9. 16. Thermal energy transfer through the circulation of air or liquids
Down
  1. 1. Heat moves from a ________ object to a cooler object.
  2. 3. When a liquid becomes a gas
  3. 4. When a liquid becomes a solid
  4. 6. Thermal energy transfer between objects in direct contact
  5. 8. When a solid becomes a liquid
  6. 9. The variable you change on purpose in an experiment
  7. 11. When a gas turns directly into a solid