Question

the metal aluminum coils in an air - conditioner conduct thermal energy from inside the house and release it outside the house. what can be said about the coils when they are accepting the heat inside the house? they must be warmer than the air inside the house. they must be cooler than the air inside the house. they must have more thermal energy than the air inside the house. they must be more insulated than the air inside the house.

Explanation:

Heat transfer occurs from a region of higher temperature to a region of lower temperature. For the aluminum coils to accept heat from the air inside the house, they must be at a lower temperature than the air inside the house.

Answer:

They must be cooler than the air inside the house.