Water vapor in the air can ______________ to form cloud droplets.
Expressed as a percent, the ______________ is equal to one hundred times the specific humidity divided by the capacity of air at that temperature.
The number of grams of water in one kilogram of air is the ____________.
An instrument which measures relative humidity is a(n) _____________.
A(n) ________________ is a hygrometer which works on the principle that evaporation causes cooling.
Water vapor condenses on tiny particles called _____________.
When water vapor condenses on a surface and solidifies, ___________ forms.
When a surface layer of air a few hundred meters thick is cooled below the dew point, ____________ forms.
______________ fogs occur when warm, moist air blows over cool surfaces.
The atmosphere is _______________ when the lapse rate of dry air surrounding a cloud is less than the moist-adiabatic lapse rate.
When any form of water falls from the air to the earth's surface, it is called _____________.
If the surface temperature of a pane of glass falls below the dew point of the air touching it, but not below 0 degrees C, then ____________ will form on the glass.
Very fine, slow falling drops of liquid precipitation are called ______________.
When water vapor condenses on nuclei of sulfate and nitrate particles, reactions occur to form droplets which can join and fall as ______________.