Question

an air conditioner can cooler room does an air conditioner use energy at kind of energy does it use

Answer 1

Here's your answer :

Air conditioners uses electrical energy .

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Answer 2

Refrigerators use energy (usually electricity) to transfer heat from the cool interior of the refrigerator to the relatively warm surroundings of your home; likewise, an air conditioner uses energy to transfer heat from the interior of your home to the relatively warm outside environment.