thermal energy — or heat — naturally flows in one direction only: from hot toward cold. Heat moves naturally by any of three means. The processes are known as conduction, convection and radiation. ... If they have the same mass, hot atoms and molecules move, on average, faster than cold ones.
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Answer:
HOT TO COLD
Explanation:
thermal energy — or heat — naturally flows in one direction only: from hot toward cold. Heat moves naturally by any of three means. The processes are known as conduction, convection and radiation. ... If they have the same mass, hot atoms and molecules move, on average, faster than cold ones.