Dew Point can be best defined as
a) the absolute temperature at which air, upon heating, will evaporate moisture
b) the absolute temperature at which air, upon cooling, will vaporize moisture
c) the temperature that air will begin to evaporate moisture
d) the atmospheric pressure at which air will condense moisture
e) the temperature at which air, upon cooling, becomes saturated and will begin to condense out water vapour below this temperature
Answer: E