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Discussion :: Environmental Science

  1. An important reason for the large daily temperature range over deserts is:

  2. A.

     There is little water vapor in the air to absorb and re-radiate infrared radiation

    B.

     The light-colored sand radiates heat very rapidly at night

    C.

     Dry air is a very poor heat conductor

    D.

     Free convection cells are unable to form above the hot desert ground

    E.

     The ozone content of desert air is very low

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    Answer : Option A

    Explanation :

    There is little water vapor in the air to absorb and re-radiate infrared radiation.


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