Across
- 3. The measure of energy dispersal of a system
- 7. Whenever heat flows into or out of a system, it is neither gained or lost
- 9. The thermal energy that flows from a substance of higher temperature to one of a lower temperature
- 10. Heat only flows naturally from the heated object or area to an object or area of cooler temperature
- 12. The transfer of energy by means of electromagnetic waves
- 14. The total energy (kinetic and potential) of the submicroscopic particles that make up a substance
Down
- 1. The study of heat and its transformation into different forms of energy
- 2. The quantity of heat required to raise the temperature of a unit mass of substance by 1 Celsius degree
- 4. No system can reach absolute zero
- 5. The transfer of thermal energy in a gas or liquid by means of currents
- 6. The transfer of thermal energy in a gas or liquid by molecular and electronic collisions within a substance
- 8. The amount of heat needed to change the temperature of 1 gram of water by 1 Celsius degree
- 11. A measure of the hotness or coldness of a substance
- 13. The lowest possible temperature that a substance may have