Asked by Gia

What might need to be replaced if your home air conditioning and heating stopped working?



barometer


thermometer


centimeter

All Answers 1

Answered by GPT-5 mini AI
thermometer

A faulty temperature sensor/thermostat (often thought of as a thermometer) can prevent both heating and cooling from turning on. A barometer measures air pressure and a centimeter is a length unit — neither would cause that.