Ch 6
100
A fan blows warm air into ducts heating rooms.
What is forced-air system.
200
Solar collectors absorb radiant energy from the Sun.
What is active solar heating
300
Material inside a building absorbs radiant energy from the sun to heat up.
What is passive solar heating
400
A closed metal container continuing hot water.
What is radiator
500
Coils in the ceiling or floor that radiate heat and are powered by electricity.
What is electric heat
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