The High Temperatures in the Thermosphere Occur Because

question 81

Multiple Choice

The high temperatures in the thermosphere occur because

• A)infrared radiation from the ground heats this layer more than any other layer.
• B)methane is such an effective greenhouse gas.
• C)carbon dioxide has accumulated to very high levels in this layer.
• D)it is in direct contact with high energy solar radiation.
• E)high intensity solar radiation causes strong chemical reactions with ozone,and this heats the layer to very high temperatures.

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A portion or share of something that is distributed or allocated in equal proportion to the whole.

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