Q5
At what time of day is the relative humidity normally at a minimum?
A.
When the air temperature is highest
AnswerB.
Just before sunrise
C.
About midnight
D.
When the air temperature is lowest
Answer: Option A
Solution
Answer: Option A
Solution:
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.