Thermal Energy

3. The temperature at which a solid becomes a liquid.
5. The process of a liquid changing to a gas at the surface.
8. The transfer of thermal energy from one object to another due to a temperature difference.
10. The amount of heat required to raise the temperature of 1 gram of substance by 1C
12. Equilibrium A state where two objects in contact no longer have a net transfer of heat.
13. When two objects reach the same temperature and heat no longer flows
21. The total amount of heat needed to change a substances temperature.
22. A temperature scale mainly used in the U.S.
23. The process of gas turning into a liquid.
24. point The temperature at which a liquid becomes a solid
25. Energy due to motion
28. The decrease in volume of a substance due to heating.
29. The part of the universe being studied for heat transfer.

1. The increase in volume of a substance due to heating.
2. Heat absorbed or released during a phase change without changing temperature
4. The total kinetic energy of the particles within an object.
6. The transition between solid, liquid, and gas states.
7. A device used to measure temperature
9. The amount of heat energy needed to raise the temperature of 1 gram of a substance by 1 degree Celsius.
11. The temperature at which a liquid becomes a gas.
14. heat transfer through fluids due to movement.
15. A measure of the average kinetic energy of the particles in an object.
16. The transfer of thermal energy through direct contact between objects or within a substance.
17. Heat transfer through direct contact.
18. The SI unit of energy, including heat
19. A material that resists the flow of heat.
20. A unit of thermal energy (specifically, the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius).
26. A temperature scale used in most of the world.
27. Everything outside the system in thermal energy studies.
28. A material that allows heat to pass through easily.