Heat Transfer Scenarios

You touch the metal doorknob after someone else has been holding it for a while, and it feels warm.

• Conduction

• Convection

• Radiation

• Insulation

When boiling water in a pot, you notice the water circulates as it heats up, with hot water rising and cool water sinking.

• Conduction

• Convection

• Radiation

• Evaporation

Warm air from a heater rises to the ceiling, causing the upper part of the room to heat up first.

• Conduction

• Radiation

• Convection

• Evaporation

You’re making hot chocolate and accidentally leave a metal spoon in the mug. After a few minutes, the handle becomes too hot to touch.

• Conduction

• Convection

• Radiation

• Insulation

In winter, your family’s living room feels warm near the ceiling but cold near the floor. What is this phenomenon called?

• Conduction

• Convection

• Radiation

• Insulation

Two cars are parked in the sun — one is black and one is white. After an hour, the black car’s interior is much hotter.

• Conduction

• Convection

• Radiation

• Insulation

You and your classmates are building solar ovens to cook s’mores using only sunlight. Some use aluminum foil inside, while others use black construction paper.

• Conduction

• Convection

• Radiation

• Insulation

You place an ice cube on a metal tray, and it melts quickly compared to one placed on a wooden tray.

What is the process responsible for the faster melting of the ice cube on the metal tray?

• Conduction

• Convection

• Radiation

• Insulation

A group of scientists notices that coastal areas near a warm ocean current have milder winters than inland areas at the same latitude.

• Convection

• Radiation

• Conduction

• Evaporation

Hot air balloons rise into the sky because the air inside the balloon is heated and becomes less dense than the surrounding air.

• Convection

• Conduction

• Radiation

• Evaporation