Heat Transfer

1. What is heat transfer?

• A) The movement of energy from one place to another

• B) The process of making ice

• C) The change of liquid to gas

• D) The freezing of water

2. What type of heat transfer occurs when you touch a metal spoon in a hot cup of soup?

• A) Conduction

• B) Convection

• C) Radiation

• D) Evaporation

Which of these materials is the best conductor of heat?

• Wood

• Glass

• Metal

• Rubber

3. In which of the following does heat transfer through the movement of fluids (liquids or gases)?

• A) Conduction

• B) Convection

• C) Radiation

• D) Insulation

What is an example of heat transfer by radiation?

• A) Heating a pot on the stove

• B) Warm air rising from a heater

• C) Feeling the warmth of the sun on your skin

• D) Ice melting in your hand

Which type of heat transfer is responsible for the warmth you feel near a campfire?

• A) Conduction

• B) Convection

• C) Radiation

• D) Reflection

. What happens to the molecules in a substance when it is heated?

• A) They move slower and become more tightly packed

• B) They move faster and spread apart

• C) They stay in the same position

• D) They stop moving

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

• A) Conduction

• B) Convection

• C) Radiation

• D) Reflection