Across
3. A process without gain or loss of heat
5. The sum of all kinetic and potential energies
6. The transfer of energy from one object to another because of the temperature difference
Down
1. The thermal energy that flows from a substance of higher temperature to a substance of
lower temperature
2. An example of a heat pump
4. A device that reverses the direction of the heat flow, from cold temperature to a warmer one.
Answers & Comments
Answer:
3. Adiabatic process
5. Mechanical energy
6. Heat
1. Heat
2. Air conditioner
4. Heat pump