Question 1

In 1918,J.Bjerknes published what came to be known as the polar front theory.Which one of the following statements is correct regarding this theory?

Accepted Answer

A) It was shown to be applicable only to winter storms in the Southern Hemisphere. 
B) The main features of the theory remain an important part of present-day meteorological thought. 
C) Although it was useful at the time,it is no longer a useful model. 
D) The polar front theory was largely incorrect from the very beginning. 
A) It was shown to be applicable only to winter storms in the Southern Hemisphere. 
B) The main features of the theory remain an important part of present-day meteorological thought. 
C) Although it was useful at the time,it is no longer a useful model. 
D) The polar front theory was largely incorrect from the very beginning.

Question 2

Cold fronts generally travel faster than warm fronts.

Accepted Answer

A) True 
 B)False

Question 3

Each of the statements refers to the approach or to the passage of a front. If the statement refers to the approach of a typical cold front, use the letter A for your answer. If the statement refers to the approach or passage of a typical warm front, use the letter B. If the statement applies to both, answer with letter C
-Long lasting,steady rainfall

Accepted Answer

The answer of Each of the statements refers to the...

Question 4

The type of weather most frequently associated with the front shown on the diagram above is:

Accepted Answer

A) clear skies. 
B) steady,gentle rainfall. 
C) blizzards. 
D) thunderstorms and other severe weather. 
A) clear skies. 
B) steady,gentle rainfall. 
C) blizzards. 
D) thunderstorms and other severe weather.

Question 5

Middle-latitude cyclones in the Northern Hemisphere:

Accepted Answer

A) have cold fronts but not warm fronts. 
B) travel from east to west. 
C) are large high-pressure systems. 
D) rotate counterclockwise. 
A) have cold fronts but not warm fronts. 
B) travel from east to west. 
C) are large high-pressure systems. 
D) rotate counterclockwise.

Question 6

The glaze that sometimes forms in association with warm fronts occurs when:

Accepted Answer

A) snow melts against a warm surface and later freezes. 
B) rain freezes as it falls through the air. 
C) rain strikes a very cold surface and freezes directly to it. 
D) rain falls during the day and freezes at night. 
A) snow melts against a warm surface and later freezes. 
B) rain freezes as it falls through the air. 
C) rain strikes a very cold surface and freezes directly to it. 
D) rain falls during the day and freezes at night.

Question 7

Which of these is common to both cold and warm fronts?

Accepted Answer

A) divergence of surface winds 
B) light to calm winds 
C) lifting of warm air over cold 
D) decreasing precipitation rates 
E) steady barometer readings 
A) divergence of surface winds 
B) light to calm winds 
C) lifting of warm air over cold 
D) decreasing precipitation rates 
E) steady barometer readings

Question 8

Middle-latitude cyclones quickly die out once all the warm air has been lifted aloft.

Accepted Answer

A) True 
 B)False

Question 9

Each of the statements refers to the approach or to the passage of a front. If the statement refers to the approach of a typical cold front, use the letter A for your answer. If the statement refers to the approach or passage of a typical warm front, use the letter B. If the statement applies to both, answer with letter C
-Cirrostratus clouds followed by altostratus

Accepted Answer

The answer of Each of the statements refers to the...

Question 10

Rain long foretold,long last;short notice,soon past.The FIRST FIVE words of this weather proverb:

Accepted Answer

A) refer to a warm front. 
B) refer to an anticyclone. 
C) refer to the formation of cumulonimbus clouds. 
D) have no basis in fact. 
E) refer to a cold front. 
A) refer to a warm front. 
B) refer to an anticyclone. 
C) refer to the formation of cumulonimbus clouds. 
D) have no basis in fact. 
E) refer to a cold front.

Question 11

Cyclogenesis frequently occurs in Colorado.

Accepted Answer

A) True 
 B)False

Question 12

-The process best illustrated in the diagram of a front above is:

Accepted Answer

A) convection. 
B) convergence. 
C) overrunning. 
D) occlusion. 
A) convection. 
B) convergence. 
C) overrunning. 
D) occlusion.

Question 13

Compared to other types of fronts,the weather associated with a cold front usually:

Accepted Answer

A) covers more area. 
B) involves less precipitation. 
C) does not involve thunderstorms. 
D) is less violent but of longer duration. 
E) is more violent but of shorter duration. 
A) covers more area. 
B) involves less precipitation. 
C) does not involve thunderstorms. 
D) is less violent but of longer duration. 
E) is more violent but of shorter duration.

Question 14

The term cyclogenesis refers to the decay of a cyclone.

Accepted Answer

A) True 
 B)False

Question 15

Cyclones usually form alone,although sometimes they are associated with anticyclones.

Accepted Answer

A) True 
 B)False

Question 16

Why does occlusion lead to the demise of a mid-latitude cyclone?

Accepted Answer

A) The horizontal temperature gradient at the surface has been eliminated. 
B) The cold front stops progressing during occlusion. 
C) The cold cP air mass driving the cyclone has warmed intensely. 
D) Occlusion stops all precipitation from occurring within the cyclone. 
A) The horizontal temperature gradient at the surface has been eliminated. 
B) The cold front stops progressing during occlusion. 
C) The cold cP air mass driving the cyclone has warmed intensely. 
D) Occlusion stops all precipitation from occurring within the cyclone.

Question 17

On a weather map,a line with blue triangles on one side and red semicircles on the other represents:

Accepted Answer

A) a cold front. 
B) a warm front. 
C) a stationary front. 
D) an occluded front. 
A) a cold front. 
B) a warm front. 
C) a stationary front. 
D) an occluded front.

Question 18

As a warm front approaches,which progression of clouds are you most likely to see?

Accepted Answer

A) cirrus,cumulonimbus 
B) altostratus,cirrostratus,stratus,cumulonimbus 
C) cirrocumulus,cirrus,nimbostratus,stratus 
D) cirrus,cirrostratus,altostratus,nimbostratus 
A) cirrus,cumulonimbus 
B) altostratus,cirrostratus,stratus,cumulonimbus 
C) cirrocumulus,cirrus,nimbostratus,stratus 
D) cirrus,cirrostratus,altostratus,nimbostratus

Question 19

Severe weather,including tornadoes,is most often associated with a ________ front.

Accepted Answer

The answer of Severe weather,including tornadoes,is most often associated with...

Question 20

The winds in an anticyclone generally all blow from the east.

Accepted Answer

A) True 
 B)False

In 1918,J.Bjerknes published what came to be known as the polar front theory.Which one of the following statements is correct regarding this theory?

Cold fronts generally travel faster than warm fronts.

The type of weather most frequently associated with the front shown on the diagram above is:

Middle-latitude cyclones in the Northern Hemisphere:

The glaze that sometimes forms in association with warm fronts occurs when:

Which of these is common to both cold and warm fronts?

Middle-latitude cyclones quickly die out once all the warm air has been lifted aloft.

Rain long foretold,long last;short notice,soon past.The FIRST FIVE words of this weather proverb:

Cyclogenesis frequently occurs in Colorado.

-The process best illustrated in the diagram of a front above is:

Compared to other types of fronts,the weather associated with a cold front usually:

The term cyclogenesis refers to the decay of a cyclone.

Cyclones usually form alone,although sometimes they are associated with anticyclones.

Why does occlusion lead to the demise of a mid-latitude cyclone?

On a weather map,a line with blue triangles on one side and red semicircles on the other represents:

As a warm front approaches,which progression of clouds are you most likely to see?

Severe weather,including tornadoes,is most often associated with a ________ front.

The winds in an anticyclone generally all blow from the east.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

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Exam 9: Weather Patterns

In 1918,J.Bjerknes published what came to be known as the polar front theory.Which one of the following statements is correct regarding this theory?

Cold fronts generally travel faster than warm fronts.

The type of weather most frequently associated with the front shown on the diagram above is:

Middle-latitude cyclones in the Northern Hemisphere:

The glaze that sometimes forms in association with warm fronts occurs when:

Which of these is common to both cold and warm fronts?

Middle-latitude cyclones quickly die out once all the warm air has been lifted aloft.

Rain long foretold,long last;short notice,soon past.The FIRST FIVE words of this weather proverb:

Cyclogenesis frequently occurs in Colorado.

-The process best illustrated in the diagram of a front above is:

Compared to other types of fronts,the weather associated with a cold front usually:

The term cyclogenesis refers to the decay of a cyclone.

Cyclones usually form alone,although sometimes they are associated with anticyclones.

Why does occlusion lead to the demise of a mid-latitude cyclone?

On a weather map,a line with blue triangles on one side and red semicircles on the other represents:

As a warm front approaches,which progression of clouds are you most likely to see?

Severe weather,including tornadoes,is most often associated with a ________ front.

The winds in an anticyclone generally all blow from the east.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Air Pressure and Winds

Circulation of the Atmosphere

Air Masses

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters