what is heat
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Heat is the form of energy that is transferred between systems or objects with different temperatures (flowing from the high-temperature system to the low-temperature system). Also referred to as heat energy or thermal energy. Heat is typically measured in Btu, calories or joules.
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- Heat is the form of energy that is transferred between systems or objects with different temperatures .
- (flowing from the high-temperature system to the low-temperature system).
- Also referred to as heat energy or thermal energy.
- Heat is typically measured in Btu, calories or joules.
The quantity of energy transferred as heat in a process is the amount of transferred energy excluding any thermodynamic work that was done and any energy contained in matter transferred.
For the precise definition of heat, it is necessary that it occur by a path that does not include transfer of matter.
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