Multiple Choice
A thermostat set to 62°F turns on the furnace when a house cools below that temperature, and shuts the furnace off when a house warms above that temperature. This is an example of a simple ____.
A) positive feedback loop
B) negative feedback loop
C) system loop
D) tipping point
E) thermodynamic loop
Correct Answer:

Verified
Correct Answer:
Verified
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