Laws of Thermodynamics Flashcardizz

Front

What is heat?

Back

Energy transferred between substances or systems due to a temperature difference.

Front

What does the second law of thermodynamics state about entropy?

Back

Entropy of a system tends to increase.

Front

What is temperature a measure of?

Back

Average kinetic energy of molecules in a substance.

Front

According to the First Law of Thermodynamics, what is true about heat?

Back

Heat is a form of energy that can neither be created nor destroyed, only transferred.

Front

What happens when a cube of ice is placed in boiling water?

Back

They reach the same temperature.

Front

Define the First Law of Thermodynamics.

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is entropy?

Back

A measure of the disorder or randomness in a system.

Front

What is thermal equilibrium?

Back

The state in which two substances in contact with each other reach the same temperature.

Front

What is the relationship between heat and temperature?

Back

Heat is the energy transferred due to temperature difference, while temperature measures the average kinetic energy of particles.

Front

What is a closed system in thermodynamics?

Back

A system that can exchange energy but not matter with its surroundings.