Pre-Assessment Thermodynamics

What is the definition of thermodynamics?

• The study of heat transfer

• The study of energy and its transformations

• The study of mechanical systems

• The study of chemical reactions

Which of the following is an example of a closed system?

• A pot of boiling water

• A car engine

• A hot air balloon

• A sealed container of gas

What is the definition of temperature?

• The amount of heat energy in a system

• The measure of the average kinetic energy of the particles in a system

• The measure of the amount of work done by a system

• The measure of the amount of energy stored in a system

Which of the following is an example of an intensive property?

• Mass

• Volume

• Temperature

• Heat

What is the first law of thermodynamics?

• Energy cannot be created or destroyed

• The entropy of a closed system always increases over time

• Work is equal to force multiplied by distance

• The pressure of a gas is inversely proportional to its volume

What is the definition of entropy?

• The measure of the amount of energy in a system

• The measure of the amount of work done by a system

• The measure of the amount of heat transferred in a system

• The measure of the amount of disorder in a system

Which of the following is an example of a reversible process?

• Combustion of fuel in an engine

• Melting of ice in a glass of water

• Mixing of two liquids of different densities

• Expansion of a gas in a cylinder with a piston

What is the definition of heat?

• The measure of the amount of energy stored in a system

• The measure of the amount of work done by a system

• The measure of the amount of disorder in a system

• The measure of the amount of energy transferred between two systems due to a temperature difference

Which of the following is an example of an adiabatic process?

• Boiling water on a stove

• Cooling a drink in a refrigerator

• Expansion of a gas in a cylinder with a piston without heat transfer

• Heating a room with a furnace

What is the definition of work?

• The measure of the amount of energy transferred between two systems due to a temperature difference

• The measure of the amount of energy stored in a system

• The measure of the amount of heat transferred in a system

• The measure of the amount of force applied over a distance.