|More water ____ in the air increases the relative humidity.
|An ____ measures wind speed.
|A ____ is a short burst of high-speed wind.
|The boundary separating two different air masses is a ____.
|Severe thunderstorms sometimes produce ____ (ice balls).
|A ____ measures atmospheric (air) pressure.
|Weather is short term whereas ____ is long term.
|An ____ on a map connects points of equal temperature.