Radiation

Multiple Choice

Radiation

A) refers to heat emission from a warm object in the form of electromagnetic waves
B) is only source of heat loss for the body; i.e., you 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