Dew point is defined as the temperature to which humid air must be cooled to become saturated at constant pressure.

Dew point is defined as the temperature to which humid air must be cooled to become saturated at constant pressure.

• A. The temperature to which humid air must be cooled to become saturated at constant pressure
• B. The highest temperature air can hold water vapor at a given pressure
• C. The amount of water vapor present
• D. The pressure of water vapor

Answer: (A)