Question 1

__________are (is)  the cause associated with the greatest loss of life in hurricanes.

Accepted Answer

A)   Low pressure
B)   Torrential rains
C)   Tornadoes
D)   Storm surges
E)   High windsF) D) and E)
G) A) and E)

Question 2

An average air mass is on the order of_________ kilometers in diameter.

Accepted Answer

A)   16,000
B)   160
C)   1,600
D)   10
E)   1F) C) and D)
G) A) and C)

Question 3

Of those below, the coldest, driest ones are termed __________ .

Accepted Answer

A)   maritime Tropical
B)   Equatorial
C)   continental Polar
D)   continental Tropical
E)   maritime PolarF) B) and D)
G) B) and E)

Question 4

Which of the following is NOT NECESSARILY a property of an air mass?

Accepted Answer

A)   It must travel as a recognizable entity.
B)   It must have relatively uniform properties within itself.
C)   It must modify as it leaves its source region.
D)   It must be large.
E)   It must have a warm front at its leading edge.F) C) and E)
G) A) and B)

Question 5

A densely- spaced, automated weather observation network such as Oklahoma's Mesonetwork can pick out a weather phenomenon such as a(n) ________ much better than observing networks with less densely- spaced surface observations.

Accepted Answer

A)   entire air mass
B)   divergence in the upper air
C)   dryline
D)   Rossby wave
E)   tornado funnel cloudF) A) and B)
G) C) and D)

Question 6

At any given time, how many extratropical cyclones might one expect to be in existence in the Northern Hemisphere?

Accepted Answer

A)   6 to 15
B)   50 to 100
C)   100 to 1000
D)   1 or 2
E)   25 to 50F) C) and E)
G) A) and B)

Question 7

The movement of middle latitude cyclones is determined by the jet stream and _________ .

Accepted Answer

A)   katabatic winds
B)   mT air
C)   inversions
D)   Rossby waves
E)   none of the aboveF) A) and C)
G) D) and E)

Question 8

As a middle latitude cyclone goes through its life cycle, the warm sector

Accepted Answer

A)   travels from east to west.
B)   gets larger.
C)   gets smaller.
D)   becomes warmer.
E)   subsides.F) B) and E)
G) D) and E)

Question 9

Which country is the most likely place on Earth for a tornado to occur?

Accepted Answer

A)   Brazil
B)   Russia
C)   The People's Republic of China
D)   The United States
E)   IndiaF) A) and D)
G) A) and E)

Question 10

Thunderstorms accompany __________.

Accepted Answer

A)   cold fronts
B)   hurricanes
C)   extratropical cyclones
D)   tornadoes
E)   all of the aboveF) D) and E)
G) C) and E)

Question 11

The Enhanced Fujita Scale was adopted in 2007. It is based on estimates of 3- second gusts of wind as estimated by

Accepted Answer

A)   tornado damage
B)   human survivors.
C)   anemometers.
D)   weather balloons.
E)   Doppler radar.F) A) and B)
G) B) and E)

Question 12

Which of the following statements does NOT correctly describe the U.S. distribution of midlatitude cyclones?

Accepted Answer

A)   They form underneath areas of divergence.
B)   They commonly form downwind of the Rocky Mountains.
C)   Most of them exit the country through the Northeast.
D)   More occur in the summer than in the winter.
E)   They commonly form along the central Atlantic coast.F) A) and E)
G) B) and E)

Question 13

In and near eastern Asia, the place of origin for tropical cyclones is __________ .

Accepted Answer

A)   Central China
B)   Southern Australia
C)   East of the Philippines
D)   Siberia
E)   all of the aboveF) A) and D)
G) C) and E)

Question 14

The slope of a warm front generally averages about _______.

Accepted Answer

A)   1:200,000
B)   1:200
C)   1:20
D)   1:20,000
E)   1:2000F) A) and B)
G) D) and E)

Question 15

On the average,_______ fronts move the fastest of all fronts.

Accepted Answer

A)   stationary
B)   cold
C)   warm
D)   occluded
E)   all are the sameF) All of the above
G) A) and D)

Question 16

The beginning of a middle latitude cyclone is known as_________ .

Accepted Answer

A)   an occlusion
B)   a westerly wave
C)   the mature stage
D)   cyclogenesis
E)   the dissipating stageF) B) and E)
G) C) and D)

Question 17

Air masses rarely are generated in the_________  latitudes.

Accepted Answer

The answer of Air masses rarely are generated in the_________...

Question 18

Which of the following represents a typical count of confirmed tornadoes for a year in the United States?

Accepted Answer

A)   1,000
B)   10
C)   100
D)   1
E)   10,000F) A) and E)
G) B) and D)

Question 19

Which front is shown on weather maps as a line with alternating semicircles and triangles on the same side of the line?

Accepted Answer

A)   warm front
B)   stationary front
C)   cold front
D)   occluded front
E)   none of the aboveF) A) and B)
G) D) and E)

Question 20

Of the weather disturbances explained in the textbook, _________ affects weather over the greatest area at any one time.

Accepted Answer

midlatitud...

Exam 7: Transient Atmospheric Flows and Disturbances

Of the weather disturbances explained in the textbook, _________ affects weather over the greatest area at any one time.

Correct Answerverifiedmidlatitud...View AnswerShow Answer

Which of the following represents a typical count of confirmed tornadoes for a year in the United States?

Correct AnswerverifiedShow Answer

Which of the following statements does NOT correctly describe the U.S. distribution of midlatitude cyclones?

Correct AnswerverifiedShow Answer

At any given time, how many extratropical cyclones might one expect to be in existence in the Northern Hemisphere?

Correct AnswerverifiedShow Answer

The movement of middle latitude cyclones is determined by the jet stream and _________ .

Correct AnswerverifiedShow Answer

An average air mass is on the order of_________ kilometers in diameter.

Correct AnswerverifiedShow Answer

The slope of a warm front generally averages about _______.

Correct AnswerverifiedShow Answer

The beginning of a middle latitude cyclone is known as_________ .

Correct AnswerverifiedShow Answer

On the average,_______ fronts move the fastest of all fronts.

Correct AnswerverifiedShow Answer

Air masses rarely are generated in the_________ latitudes.

Correct AnswerverifiedShow Answer

In and near eastern Asia, the place of origin for tropical cyclones is __________ .

Correct AnswerverifiedShow Answer

Which country is the most likely place on Earth for a tornado to occur?

Correct AnswerverifiedShow Answer

As a middle latitude cyclone goes through its life cycle, the warm sector

Correct AnswerverifiedShow Answer

A densely- spaced, automated weather observation network such as Oklahoma's Mesonetwork can pick out a weather phenomenon such as a(n) ________ much better than observing networks with less densely- spaced surface observations.

Correct AnswerverifiedShow Answer

Which of the following is NOT NECESSARILY a property of an air mass?

Correct AnswerverifiedShow Answer

Of those below, the coldest, driest ones are termed __________ .

Correct AnswerverifiedShow Answer

__________are (is) the cause associated with the greatest loss of life in hurricanes.

Correct AnswerverifiedShow Answer

The Enhanced Fujita Scale was adopted in 2007. It is based on estimates of 3- second gusts of wind as estimated by

Correct AnswerverifiedShow Answer

Which front is shown on weather maps as a line with alternating semicircles and triangles on the same side of the line?

Correct AnswerverifiedShow Answer

Thunderstorms accompany __________.

Correct AnswerverifiedShow Answer

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