Heat loss from the body via convection occurs by:
a. evaporation of electromagnetic waves.
b. transfer of heat through currents of liquids or gas.
c. dilation of blood vessels bringing blood to skin surfaces.
d. direct heat loss from molecule-to-molecule transfer.
ANS: B
Convection occurs by transfer of heat through currents of gases or liquids, exchanging warmer air at the body's surface with cooler air in surrounding spaces. Convection does not involve electro-magnetic waves, bringing blood to skin surfaces, or molecule-to-molecule transfer.
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Answer the following statement true (T) or false (F)
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