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Which of the following would not result in the modification of the air mass?


A) A mT air mass moving across Texas
B) A cP air mass moving across the Great Lakes
C) A cT air mass moving across the Gulf of Mexico
D) A cA air mass moving across the Gulf of Alaska
E) A cP air mass remaining stationary over central Canada

F) A) and B)
G) A) and C)

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The maritime tropical Pacific (mT) and maritime tropical Gulf and Atlantic (mT) air masses are


A) different from one another because the Pacific air mass usually has lower specific humidity than the Gulf/Atlantic air mass.
B) both usually extremely unstable.
C) very different because the Pacific air mass is very unstable and the Gulf/Atlantic air mass is usually stable.
D) both less active during summer months.
E) similar in that neither occur during the Northern Hemisphere winter.

F) C) and D)
G) B) and D)

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_____is an example of an environmental satellite used in weather forecasting and analysis.


A) Geostationary Operational Environmental Satellites (GOES)
B) Landsat 8
C) Advanced Very High Resolution Radiometer (AVHRR)
D) SPOT Gen 3
E) Quickbird

F) A) and B)
G) A) and C)

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Which of the following is false regarding wave-cyclone development,intensification,and strengthening?


A) The process can occur along the polar front.
B) Cyclogenesis is the name for this process.
C) A midlatitude cyclone,from birth to maturity to dissolution,takes an average of a month.
D) A midlatitude cyclone involves two fronts and three air masses.
E) They can be 1,600 km (1,000 mi. ) wide.

F) None of the above
G) B) and E)

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The majority of hurricane damage and drowning is caused by the ____ .


A) storm surge
B) eye
C) spiral rain bands
D) eyewall
E) associated tornadoes

F) D) and E)
G) C) and D)

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Prior to making landfall,Hurricane Sandy's characteristics changed and it was classified as a(n)


A) midlatitude anticyclone.
B) typhoon.
C) tropical depression.
D) post-tropical cyclone.
E) easterly wave.

F) A) and E)
G) None of the above

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Using regional examples,explain how orographic precipitation and rain shadows are related.

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Answers will vary,but in general should ...

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Uplift and storm development occur on the ____ side of an easterly wave.


A) northern
B) southern
C) eastern
D) western
E) bottom

F) B) and C)
G) C) and D)

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Using several examples,discuss how climate change may affect severe weather events

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Answers will vary,but may incl...

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The term "rain shadow" refers to


A) periods of time during which there is a lack of rainfall.
B) dry regions on the leeward side of mountain ranges.
C) windward slopes of mountains.
D) wet areas on the downwind sides of mountains.
E) high cloud cover areas due to convectional rainstorms.

F) A) and B)
G) A) and E)

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Scientists called the new phenomenon,witnessed in May 2009,of straight line,100 mph winds with an eyelike structure and a path of destruction 100 miles wide a


A) squall line.
B) supercell.
C) super derecho.
D) macroburst.
E) wind shear.

F) B) and C)
G) A) and D)

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Tornadoes are ranked in terms of wind speed and related property damage using the _____scale.


A) Beaufort
B) Enhanced Fujita
C) Mercalli
D) Richter
E) Saffir-Simpson

F) A) and B)
G) A) and E)

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 Tornado occurrence in the United States  The highest frequency of tornadoes per 26,000 km<sub>2 </sub>(10,000 mi<sup>2</sup>) in the United States occurs in A) Nebraska. B) South Dakota. C) Florida. D) Oklahoma. E) California. Tornado occurrence in the United States The highest frequency of tornadoes per 26,000 km2 (10,000 mi2) in the United States occurs in


A) Nebraska.
B) South Dakota.
C) Florida.
D) Oklahoma.
E) California.

F) A) and B)
G) C) and D)

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Present the typical conditions and activities associated with both a cold front and with a warm front.

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A cold front is the leading edge of a co...

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The highest rainfall in the world occurs in an area whose rainfall is generated by


A) advectional cooling of air masses over cold ocean currents.
B) orographic uplift of warm,moist air.
C) convectional uplift of warm,moist air.
D) radiative cooling of cold,moist air.
E) warm fronts.

F) A) and D)
G) A) and E)

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Weather is


A) the climate of a region.
B) the short-term condition of the atmosphere.
C) the long-term atmospheric condition,including extremes that may occur.
D) a reference to temperature patterns only.
E) a classification to describe the average temperature and precipitation of an area.

F) A) and E)
G) B) and E)

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All of the following except _____are typically used in weather forecasting and weather map preparation.


A) barometric pressure
B) surface air temperature
C) precipitation
D) wind speed and direction
E) natural vegetation

F) A) and B)
G) A) and E)

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Which of the following is false regarding air masses?


A) An air mass initially reflects the characteristics of its source region.
B) They are homogenous in terms of temperature and humidity.
C) They may dominate half the depth of the troposphere.
D) Air masses interact to create weather patterns.
E) Air masses maintain their original characteristics as they migrate from their source regions.

F) A) and D)
G) B) and D)

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During the open stage of a midlatitude cyclone in the Northern Hemisphere,


A) a disturbance develops along the polar front with warm air converging and rising near the surface.
B) a faster moving cold front overtakes the slower warm front and wedges beneath it.
C) warm air moves northward along an advancing front,while cold air advances southward.
D) the lifting mechanism is completely cut off from the warm air mass.
E) occlusion occurs,resulting in precipitation.

F) B) and D)
G) A) and E)

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Which of the following is incorrectly matched?


A) abruptly lifted warmer air - cold front
B) drizzly precipitation - warm front
C) cold front - clear cold air and high clouds as the front approaches
D) hard rain and possible lightning - cold front
E) squall line - turbulent,changing wind patterns slightly ahead of a cold front

F) A) and E)
G) C) and E)

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