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8th Chapter 6 Lsn 3
Chapter 6 Lesson 3 Vocabulary
| Term | Definition |
|---|---|
| heat engine | machine that converts thermal energy into mechanical energy |
| heating appliance | device that converts electric energy into thermal energy |
| refrigerator | device that uses electric energy to pump thermal energy from a cooler location to a warmer location |
| thermostat | a device that regulates the temperature of a system |