Air Masses, Fronts, Midlatitude Cyclones Flashcards

1
Q

Shift in ______ ________

A

Wind direction

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2
Q

What could a stationary front produce?

A

Heavy rains

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3
Q

Air mass

A

Parcel of air that has a very similar weather elements

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4
Q

Maritime polar air mass

A

Air mass characterized by low temperatures and high humidity

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5
Q

Warm front

A

Massive warm air moves over cold, dry air

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6
Q

Maritime tropical air mass

A

Air mass characterized by high temperatures and high humidity

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7
Q

______ changes

A

Pressure

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8
Q

Continental polar air mass

A

Air mass characterized by low temperatures and dry air not as cold as Arctic

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9
Q

Big change in _______ temperature

A

Dew point

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10
Q

Arctic outbreaks or _______

A

“Siberian express”

1-3 days, plunges area in to extreme cold

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11
Q

Lake effect snows

A

Snow that form on the downward side of the lake. Dry air picks up moisture and warmth from unfrozen bodies of water

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12
Q

Rapid change in _______ _____ over a _____ _____

A

Air temperature, short distance

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13
Q

Stationary front

A

Front stalls out

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14
Q

Continental tropical air masses

A

Air mass characterized by high temperatures and low humidity

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15
Q

Occluded front

A

Cold front overruns a warm front, Fronts merges as one like a zipper

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16
Q

Continental arctic air mass

A

Air mass characterized by extremely low temperatures and very dry air

17
Q

Cold front

A

Mass of cold air moves over warm, moist air