Thermodynamics Quiz

What is thermodynamics?

• study of heat and work

• study of atoms

• study of momentum

• study of light

• study of force

The second law of thermodynamics states that entropy of a system tends to ______________.

• increase

• decrease

• stay constant

• fluctuate wildly

• None of those statements is true

The first law of thermodynamics states that energy is

• destroyed

• created

• conserved

• created and destroyed

• None of those statements is true

The first law of thermodynamics states that the change in the internal energy of a system is equal to the difference in energy transferred to or from the system as heat and

• mass

• work done

• force

• pressure

• None of those statements is true

If an ideal gas is compressed isothermally, which of the following statements is true?

• The internal energy of the gas remains constant.

• Energy is transferred to the gas by heat.

• The temperature of the gas increases.

• No work is done on the gas.

• None of those statements is true

The _____ Law of Thermodynamics says that heat always flows from an object with a higher temperature to an object of lower temperature naturally

• Second

• Zeroth

• First

• Third

What is internal energy?

• The sum of the kinetic and potential energy of the particles of a substance.

• The amount of heat an object contains.

• Something we can measure easily.

• Something that does not exist.

• None of those statements is true

It states that if two thermodynamic systems are each in thermal equilibrium with a third, then they are in thermal equilibrium with each other.

• Zeroth Law

• First Law of Thermodynamics

• Third Law of Thermodynamics

• Second Law of Thermodynamics

• none of the above

Temperature is a measure of the...

• total energy in a substance

• average kinetic energy of molecules in a substance

• average potential energy in a substance

• total kinetic energy in a substance

• none of the above

The transfer of thermal energy between objects of different temperatures is called...

• velocity

• temperature

• internal energy

• acceleration

• heat