Practice question

In aviation meteorology, what does the term 'dew point' represent?

  1. The temperature to which air must be cooled at constant pressure to become fully saturated (100% relative humidity)
  2. The freezing point of aviation fuel
  3. The temperature at which ice sublimates into water vapor
  4. The ambient air temperature at sea level

Answer: A — The temperature to which air must be cooled at constant pressure to become fully saturated (100% relative humidity)

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