Heat & Temperature

What is the term used for the coldest temperature theoretically possible where kinetic energy is zero?

• Kelvin's zero

• Absolute zero

• Real zero

• Energetic zero

Which term is used to describe the total of all energies of a substance?

• Heat

• Kinetic energy

• Thermal equilibrium

• Internal energy

In which direction does heat flow?

• From cold to hot

• From hot to cold

Which of the following does NOT explain how thermometers work?

• Thermal insulation

• Thermal expansion

• Thermal equilibrium

What does temperature measure?

• Kinetic energy

• Heat

• Kelvin

• Celsius

What is the best definition of heat?

• The energy of motion

• The sum of all energies in an object

• Energy transferred

• Temperature energy

What is coldness in physics?

• The feeling of heat being added to substance

• The feeling of heat being taken from a substance

• The increase in kinetic energy of a substance

• The increase in motion of molecules

• Fahrenheit

• Celsius

• Kelvin

Which concept explains why roads and bridges have gaps in them?

• Thermal equilibrium

• Thermal expansion

• Absolute zero

Which of the following is the energy of motion?

• Heat

• Thermal energy

• Kinetic energy

• Internal energy