What is the main reason that a person sitting on the beach with an air temperature of 15°C loses heat less rapidly than when immersed in lake water at 15°C?
A) Water conducts heat more efficiently than air does.
B) Water evaporates, and heat is lost to evaporation.
C) Metabolic heat production is greater in air than in water.
D) Air is a poor insulator.

Question

Quizplus · Accepted Answer

Water conducts heat more efficiently than air, which means that heat will be transferred away from the body more rapidly when a person is immersed in water at the same temperature as the air.

What Is the Main Reason That a Person Sitting on the Beach