If a refrigerator’s door is left open in a closed room, what actually happens to the room over time?

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1. If a refrigerator’s door is left open in a closed room, what actually happens to the room over time?

The room gradually cools down

The room actually gets slightly warmer

The room is unaffected, either cooled or heated equally

The room’s temperature stays completely unchanged

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A running refrigerator’s motor releases more heat into the room, through its back coils, than it removes from the air inside it. Net result: the room slowly warms up, not cools down.