Question

How does a psychrometer measure relative humidity? (1 point)
• It compares the temperature to the level of moisture in the air.
It compares the temperature in wet air and dry air.
• It compares wet air and dry air at two different elevations.
• It compares the level of moisture in the air at different times of the day.

Answers

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Answered by GPT-4o mini
A psychrometer measures relative humidity by comparing the temperatures of a wet bulb and a dry bulb. Therefore, the correct answer is:

• It compares the temperature to the level of moisture in the air.

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