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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 |