Napoleon

1
Precipitation
Air Masses
Clouds
Instruments
Miscellaneous
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Water in the air condenses when the air is cooled
to the point of this
3
What is saturation?
4
What water vapor in the air eventually falls to
the Earth as
5
What is precipitation?
6
What cloud droplets that fall in temperatures
above freezing fall as
7
What is rain?
8
What forms instead of rain when the air
temperature is below freezing
9
What is snow?
10
Snowflakes that melt as they fall then refreeze
form this
11
What is sleet?
12
The properties of this are determined by the part
of the Earths surface over which it forms
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What is an air mass?
14
The slope of a warm air mass
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What is gentle?
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The kind of front that forms when a warm air mass
is forced up over a cold air mass
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What is warm?
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The kind of air mass that develops over Northern
Canada
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What is cold and dry?
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The kind of front that forms when two cold air
masses merge and the warm air mass between them
is forced to rise
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What is occluded?
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A large and billowy cloud
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What is cumulus?
24
When water does this in the atmosphere, it forms
clouds
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What is condenses?
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When air near the ground is cooled to the
saturation point, this forms

27
What is fog?
28
Water that condenses around dust particles in the
atmosphere forms these
29
What are cloud droplets?
30
The type of clouds that form near the ground
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What is stratus?
32
An instrument used to measure temperature
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What is a thermometer?
34
Sensitive instruments used to measure atmospheric
pressure
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What are barometers?
36
The measure of the amount of water at a
particular temperature
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What is the relative humidity?
38
An instrument which measures relative humidity
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What is a psychrometer?
40
The kind of weather that high pressure usually
brings
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What is clear?
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The amount of water vapor in the air
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What is humidity?
44
How a great deal of water gets into the atmosphere
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What is evaporates?
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The temperature at which air is saturated and
condensation takes place
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What is dew point?
48
The boundary between air masses
49
What is a front?
50
The kind of front that forms when a cold air mass
moves underneath a warm air mass
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What is cold?