Heat Transfer

Multiple Choice

Which of the following statements best describes heat energy?

• Heat is the energy associated with the movement of atoms or molecules in a material.

• Heat is the energy that only exists in boiling water.

• Heat is the energy that makes objects cold.

• Heat is unrelated to the movement of particles.

Multiple Choice

Which of the following is NOT a type of heat transfer?

• Conduction

• Convection

• Radiation

• Evaporation

Multiple Choice

The condition where two substances in physical contact with each other exchange no heat energy. They are said to be the same temperature.

• Thermal Energy

• Cooler to Warmer

• Energy Transfer

• Thermal Equilibrium

Multiple Select

Select all examples that demonstrate heat transfer by conduction. (Choose 3)

• A metal spoon in hot soup

• Ice melting in your hands

• Hot air rising from a chimney

• Holding a hot cup of coffee

Multiple Choice

Conduction requires

• Electricity

• the electromagnetic spectrum and particles

• air or water flow

• direct contact

Fill in the Blanks

The transfer of heat through

is called convection.

Multiple Choice

Transfer of thermal energy, in a liquid or gas, in which the warmer substance risesand the cooler substance sinks; forms a current.

• Thermal Energy

• Conduction

• Convection

• Radiation

Multiple Choice

Convection can be described as

• The process of heat sinking
• The process of heat transferring from one object to another
• The process of plants making food from the sun
• The process of heat rising

Multiple Choice

Which of the following statements about radiation is correct?

• Radiation requires matter to transfer energy.

• Radiation can travel through empty space.

• Radiation only occurs in solids.

• Radiation is the transfer of heat through direct contact.

Fill in the Blanks

All

has heat energy, but some objects have more or less than others.

Match

Match the following scenarios with the type of heat transfer they represent.

• Convection

• Conduction

• Radiation

Warm air rising to the top bunk

Heat transfer through a metal rod

Sunlight warming your skin

• Warm air rising to the top bunk

• Heat transfer through a metal rod

• Sunlight warming your skin