convection : The transfer of heat from one object to another when the hotter object heats the surrounding air and the air in turn heats the other object.
(the hotter object; heats; the surrounding air and the air in turn) (The transfer of heat from one object to another; heats; the other object; T:when the hotter object heats the surrounding air and the air in turn)
the hotter object The transfer of heat from one object to another
heats heats
the surrounding air and the air in turn
the other object T:when the hotter object heats the surrounding air and the air in turn