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Questions and Answers
What is thermal energy?
What is thermal energy?
- The difference in internal energy between the final and initial states of a system
- The energy transfer to or from a thermodynamic system
- The kinetic energy of vibrating and colliding atoms in a substance (correct)
- The energy stored in the microscopic degrees of freedom of the modes of vibration
In thermodynamics, what is heat defined as?
In thermodynamics, what is heat defined as?
- Thermal energy transferred between systems due to a temperature difference (correct)
- Energy stored in the microscopic degrees of freedom of the modes of vibration
- Difference in internal energy between the final and initial states of a system
- Energy transfer to or from a thermodynamic system
What does the term 'heat content' refer to in physics?
What does the term 'heat content' refer to in physics?
- Energy transfer to or from a thermodynamic system
- Energy stored in the microscopic degrees of freedom of the modes of vibration
- Thermal energy contained in the system or body (correct)
- Difference in internal energy between the final and initial states of a system
How is heat involved quantitatively in a process?
How is heat involved quantitatively in a process?
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What is excluded from the descriptive characterization of heat?
What is excluded from the descriptive characterization of heat?
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