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Thermal Energy Concepts Quiz

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Questions and Answers

Which term is used to describe the kinetic energy of vibrating and colliding atoms in a substance?

Internal energy
Radiation
Enthalpy
Thermal energy (correct)

What is heat defined as in thermodynamics?

A type of energy transfer (correct)
The enthalpy of a substance
The internal energy of a body
The characteristic energy of a degree of freedom

Which mechanisms can transfer heat to or from a thermodynamic system?

Temperature and Boltzmann constant
Vibrations and collisions of atoms
Thermodynamic work and transfer of matter
Conduction, radiation, and friction (correct)

What does the term 'kBT' represent in the context of thermal energy?

<p>The characteristic energy of a degree of freedom (A)</p> Signup and view all the answers

What does the term 'heat' refer to in thermodynamics?

<p>A quantity transferred between systems (C)</p> Signup and view all the answers

Flashcards

Thermal Energy

The kinetic energy of vibrating and colliding atoms in a substance.

Heat

A type of energy transfer due to temperature difference.

Heat Transfer Mechanisms

Conduction, radiation, and friction.

kBT (Thermal Energy)

The characteristic energy of a degree of freedom.

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Heat (Thermodynamics)

A quantity transferred between systems due to temperature differences.