Question

which refers to the measure of the amount of water vapor in the air?
○ condensation
○ dew
○ humidity
○ sleet

Explanation:

To solve this, we analyze each option:

• Condensation: Process of gas to liquid (not a measure of water vapor amount).
• Dew: Liquid water formed by condensation (not a measure).
• Humidity: Defined as the measure of water vapor in air.
• Sheet: Irrelevant to water vapor measurement.

Answer:

B. humidity