A drop of boiling water contains less actual heat than a bathtub full of water at a lower A substance can have a high temperature, but little heat available to transfer. Heat refers to the movement of energy from a substance of high temperature to one of low temperature. When you are waiting for a bus in the morning in the middle of January, instead of saying, “Boy, its cold out here this morning,” it would be more accurate to say, “Boy, the molecules in the air are moving quite slow this morning!” Heat vs. When you record the temperature of something, you are making a statement about how fast the molecules are moving. Temperature is a measure of the average kinetic energy of the molecules within a substance.
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