Types of heat transfer

1. Which of the following is an example of heat transfer by conduction?

• A. The sun warming your skin.

• B. A metal spoon getting hot in a cup of hot coffee.

• C. Hot air rising above a campfire.

• D. A microwave heating food.

2. Why does a metal pan heat up quickly on a stove while a wooden spoon does not?

• A. Metal is a good insulator, while wood is a conductor.

• B. Metal conducts heat better than wood.

• C. Wood transfers heat faster than metal.

• D. Metal prevents heat from spreading.

3. Which of the following demonstrates heat transfer through convection?

• A. A pot of water boiling on a stove.

• B. A heater warming a room.

• C. A metal rod getting hot when one end is placed in fire.

• D. The heat from a light bulb.

4. On a hot day, the sand at the beach becomes very hot while the water stays cooler. What type of heat transfer mainly causes this difference?

• A. Conduction

• B. Convection

• C. Radiation

• D. Insulation

5. Why do people wear light-colored clothing in hot weather?

• A. Light colors absorb more heat

• B. Light colors conduct heat better than dark colors.

• C. Light colors reflect heat, keeping the body cooler.

• D. Light colors create more heat in the body.