Q:

By what means does a person sitting in the shade of a tree on a very hot dry summer day lose most of their heat? By

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By what means does a person sitting in the shade of a tree on a very hot dry summer day lose most of their heat? By


  1. radiation.
  2. conduction.
  3. convection.
  4. evaporation.

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D: On a hot day sweating will be occurring and its evaporation into a dry atmosphere would produce cooling. As the surroundings and air are hot, not much heat will be lost by radiation, convection or conduction. 

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