Discussion :: Environmental Science
- At what time of day is the relative humidity normally at a minimum?
|
A.
When the air temperature is highest |
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B.
Just before sunrise |
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C.
About midnight |
|
D.
When the air temperature is lowest |
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Answer : Option A
Explanation :
Relative humidity is a measure of the water vapour content of the air at a given temperature. The amount of moisture in the air is compared with the maximum amount that the air could contain at the same temperature and expressed as a percentage.
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