Radiation
A) refers to heat emission from a warm object in the form of electromagnetic waves
B) is only a source of heat loss for the body (i.e., the body can lose but not gain heat by radiation)
C) refers to the transfer of heat by direct contact between a warmer and cooler object
D) involves the continued cycling of cool air over the body
E) refers to the transformation of water from a gaseous to a liquid state

Question

Quizplus · Accepted Answer

Radiation refers to heat emission from a warm object in the form of electromagnetic waves. It can be both a source of heat gain and heat loss for the body, depending on the temperature of the surroundings compared to the body.