Heat Transfer Practice Edited 12/1/22

Front

Heat lamps keep the fries warm. What type of heat transfer? Options: Conduction, Convection, Radiation

Back

Radiation

Answer explanation

Radiation (waves) in the form of heat travels to the fries to keep them warm.

Front

The hand touches the hot handle of the frying pan. Options: Conduction, Convection, Radiation

Back

Conduction

Answer explanation

The hand is burned because it comes in direct contact with the pan.

Front

What type of heat transfer warms the water?

Back

Convection

Answer explanation

As the water warms up, it rises. The cooler water sinks to replace it.

Front

What type of heat transfer causes photosynthesis?

Back

Radiation

Answer explanation

Radiation from the sun travels in waves through our atmosphere to warm the Earth.

Front

Roasting a marshmallow. What type of heat transfer?

Back

Radiation

Answer explanation

The marshmallow is warmed by the radiant heat (waves) being given off by the fire.

Front

Using an iron to press out the wrinkles in a shirt. What type of heat transfer? Options: Conduction, Convection, Radiation

Back

Conduction

Answer explanation

The direct contact from the hot iron takes out any wrinkles in clothing.

Front

Infrared picture. What type of heat transfer?

Back

Radiation

Answer explanation

Infrared radiation is detected as heat. The bird is giving off body heat.

Front

A pancake on a griddle at the Pancakery Restaurant. What kind of heat transfer? Options: Conduction, Convection, Radiation

Back

Conduction

Answer explanation

The pancake is cooked from the direct contact with the griddle.

Front

Air heating and cooling producing a sea breeze. What type of heat transfer?

Back

Convection

Answer explanation

Warm air rises and cool air sinks to replace it.

Front

Cooking pizza in an oven. What type of heat transfer?

Back

Convection

Answer explanation

The warm air inside the toaster circulates around to cook the pizza.