Thermal Energy Vocab

3. Thermal energy is the ___________ kinetic energy of a substance.
4. Temperature is the _____________ kinetic energy of a substance.
8. Heat transfer when objects are touching.
12. Friction, chemical reactions, and sunlight are all examples of how we ___________ heat.
13. After objects of different temperatures make contact and they reach the same temperature is known as thermal ___________________.
14. ______________ are excellent conductors
15. Heat always transfers from ______ to cold.
16. The __________ produces both visible light and infrared which are the major sources of heat on Earth.
17. _______________ heat is the amount of energy that is required to raise the temperature of one gram of a substance by one Celsius degree.
18. Radiation heating is the only method of heat transfer that can transfer in ______________ because it is a vacuum.
19. Heat transfer when fluids are moving.

1. Radiation is transmitted by _____________________ waves.
2. The SI scale used in scientific research.
5. Materials that don’t transfer heat well are called ________________.
6. Water freezes at 32° ________________________.
7. Wind and oceans are examples of convection ____________________.
8. The metric scale for measuring temperature
9. ____________ theory of matter states that “Matter is made up of those substances or particles which are constantly moving.”
10. Heat transfer then the objects are not touching.
11. At this temperature, the atoms of a substance stop vibrating or moving.