WX1
WX2
WX3
WX4
WX5
100
All the weather we are familiar with on Earth occurs in the __________.
Troposphere
100
As the air temperature increases, the air's capacity for water vapor ______.
increases
100
Air masses are characterized by similar properties of _______ and ______ in any horizontal direction at a given altitude.
temperature, humidity
100
Drylines typically occur in the
southern Great Plains
100
The initial stage of a TS is
cumulus stage
200
A stationary front does not move because winds on both sides of the front blow __________ and in ________ directions.
parallel, opposite
200
A group of TS that develop next to one another, each in a different stage of development, is called a(n) _______________ thunderstorm.
multicell
200
What pattern is most likely associated with clear skies and fair weather?
high pressure regions.
200
On an upper-air chart, the wind aloft tends to blow ____ to the isobars.
parallel
200
Santa Ana winds are characteristically dry due to compressional heating and originate in the ___________.
desert
300

High atmospheric pressure rotation is _________.

clockwise.

300
A line of TS that forms ahead of an advancing cold front is called a
squall line
300
Cumulus clouds that appear above isolated mountain peaks are often the result of _______ breezes.
valley
300
The transfer of heat from molecule to molecule within a substance is called
conduction
300
Which conditions working together will make the atmosphere the most stable? (Clue: _____ to the surface, and ______ to the air aloft)
cooling the surface and warming the air aloft
400
In clear weather, the air next to the ground is usually ________ than the air above it at night, and _______ than the air above it during the day.
cooler, warmer
400
A/C icing would be heaviest and most severe in a cloud at _______ freezing temperatures.
just below
400
Orographic clouds form on the __________side of the slope of a mountain.
windward
400
Squall lines most often form ahead of a(n) _______ front.
cold
400
A relatively narrow downburst, less than four kilometers wide, is called a
microburst
500
A parcel of air expands and cools, or compresses and warms, with no interchange of heat with its outside surroundings. What is this called?
adiabatic process
500
Compared to a mP air mass, a mT air mass is (Clue: temperature and humidity)
warmer and moister
500
Radiation fog forms when
air next to the ground is cooled.
500
When warm, moist air from the ocean is carried over colder coastal waters __________ fog forms.
advection
500
Jet streams play a major role in the global transfer of heat by directing _____ air toward the equator.
cold
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