As the difference between the air temperature and the dew point increases,the relative humidity
A) increases.
B) decreases.
C) remains constant at a value less than 100 percent.
D) remains constant and equal to 100 percent.

Question

Quizplus · Accepted Answer

As the difference between the air temperature and the dew point increases, the capacity of the air to hold water vapor increases. This means that the actual amount of moisture in the air remains constant but the maximum amount of moisture that the air can hold increases. As a result, the relative humidity decreases because the actual amount of moisture in the air is a smaller percentage of the maximum amount that the air can hold.

As the Difference Between the Air Temperature and the Dew