Which description best describes heat transfer by convection ?
A) A cooking pot heated on an electric stove element.
B) Heat rising from a baseboard heater.
C) Heat from the sun.
D) All of the above.

Question

Quizplus · Accepted Answer

Convection refers to heat transfer through the movement of a fluid (either gas or liquid). Choice A describes heat transfer through conduction (direct transfer of heat from one object to another) and choice C describes heat transfer through radiation (the transmission of energy through space). Choice B best describes heat transfer by convection as warm air rises from the baseboard heater and cooler air is drawn into replace it.

Which Description Best Describes Heat Transfer by Convection