chatper 24 review. question # 1 what happens to air as the lower layers are warmed? the air rises
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Chatper 24 Review
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Question # 1
What happens to air as the lower layers are warmed?
The air rises
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Question # 2
What’s an air mass?
A large body of air throughout which temperature and moisture content are similar
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Question # 3
Name the four types of air masses and give their symbols.
Continental polar (cP) Continental tropical (cT) Maritime polar (mP) Maritime tropical (mT)
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Question # 4
If a tornado were to touch down, what’s the path it would take?
Not predictable
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Question # 5
What’s an anticyclone?
A weather event in which the air sinks and flows outward from a center of high pressure, and that brings dry weather.
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Question # 6
Why would a scientist want to study upper atmospheric conditions?
In order to track global weather patterns
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Question # 7
What do the H’s and L’s represent?
Air pressure centers
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Question # 8
What’s a midlatitude cyclone?
When a bend forms in a cold front, it begins the process of creating an area of low pressure with rotating wind that moves toward the rising air of the central low-pressure region
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Question # 9
What happens with the information that weather centers collect?
They exchange them with other centers
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Question # 10
How is the information conveyed on a weather map?
Colors and symbols
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Question # 11
What are the characteristics of a warm front?
Produce precipitation over a large area and are sometimes violent
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Question # 12
What’s a radiosonde?
An instrument package that is carried high into the atmosphere by a helium-filled balloon to measure relative humidity, air pressure, and air temperature
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Question # 13
What’s a front that forms when a cold air mass overtakes a warm air mass and lifts the warm air mass off the ground and over another air mass?
A cold front
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Question # 14 Fill in the chart below
Air Mass Originates Type of Air
cP
cT
mP
mT
Polar regions in Canada
Cold & Dry
U.S. Southwest Warm & Dry
Polar Pacific & Polar Atlantic
Tropical Pacific & Tropical Atlantic
Cold & Moist
Warm & Moist
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Question # 15
What’s a hurricane?
A severe storm that develops over tropical oceans, whose strong winds spiral in toward the low-pressure storm center
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Question # 16
A destructive, rotating, funnel-shaped column of air with high wind speeds is known as what?
A tornado
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Question # 17
What’s a brief, heavy storm with rain, wind, lightning, and thunder called?
A thunderstorm
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Question # 18
What’s a front that forms when a cold air mass overtakes a warm air mass and lifts the warm air mass off the ground and over another air mass?
Occluded front
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Question # 19
What’s a stationary front?
A front of air masses that moves either very slowly or not at all.
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Question # 20
What causes the different air pressures on Earth?
The unequal heating of the Earth’s surface.