Across
- 3. the changing of a liquid into a solid
- 4. used to represent a change in value
- 7. branch of physics that deals with heat
- 9. consists of two metal strips
- 12. change of a substance from a liquid to a gas
- 13. gas changes directly into a solid
- 14. heat capacity divided by objects mass
- 15. measure of disorder in a system
- 17. energy due to random motion of molecules
- 18. automatically regulates temperature
- 19. evaporation that takes place on the surface of a liquid
Down
- 1. device that measures heat
- 2. transfer of energy as radiant energy
- 5. heat needed to change an objects temperature
- 6. changing of a solid into a liquid
- 7. no thermal energy is transferred
- 8. exists when temperatures are to high for matter to exist
- 10. matter of universe being studied
- 11. heat through direct contact
- 16. fluid used to transfer thermal energy in the system