____ sensors turn circuits on and off automatically when they sense heat or movement in a room and can help reduce energy usage by turning lights and fans on or off as needed, based on whether people are in a room or not.
A) Movement
B) Occupancy
C) Vacancy
D) Heat

Question

Quizplus · Accepted Answer

Occupancy sensors detect the presence of individuals within a room and automatically adjust lighting, heating, or cooling systems accordingly, thus saving energy when the room is unoccupied.

____ Sensors Turn Circuits on and Off Automatically When They