Question 1

The development or strengthening of a middle latitude storm system is called frontolosys.

Accepted Answer

A) True 
 B)False  False

Question 2

In the polar front theory of a developing wave cyclone,energy for the storm is usually derived from all but one of the following:

Accepted Answer

A) rising of warm air and the sinking of cold air 
B) latent heat of condensation 
C) an increase in surface winds 
D) heat energy stored in the ground 
A) rising of warm air and the sinking of cold air 
B) latent heat of condensation 
C) an increase in surface winds 
D) heat energy stored in the ground D

Question 3

When an upper-level low lies directly above a surface low:

Accepted Answer

A) the surface low will probably weaken. 
B) thunderstorms will develop. 
C) a wave cyclone will begin to form. 
D) the pressure of the surface low will decrease. 
E) cyclogenesis will occur. 
A) the surface low will probably weaken. 
B) thunderstorms will develop. 
C) a wave cyclone will begin to form. 
D) the pressure of the surface low will decrease. 
E) cyclogenesis will occur. A

Question 4

Strong storms that develop over water,poleward of the polar front,are called:

Accepted Answer

A) nor'easters. 
B) upslope lows. 
C) lee-side lows. 
D) polar lows. 
E) none of the above 
A) nor'easters. 
B) upslope lows. 
C) lee-side lows. 
D) polar lows. 
E) none of the above

Question 5

Suppose you observe a middle-latitude cyclone on the surface weather chart.What kind(s)of weather chart(s)would you want to examine to determine whether the cyclone is likely to strengthen or decay over the next 24 hours? What information would you hope to gain from each chart type?

Accepted Answer

To determine whether the middle-latitude

Question 6

For cyclogenesis to occur along a frontal wave,the winds aloft directly above the wave should be:

Accepted Answer

A) diverging. 
B) converging. 
C) blowing straight from west to east. 
D) increasing in speed uniformly over a broad area. 
A) diverging. 
B) converging. 
C) blowing straight from west to east. 
D) increasing in speed uniformly over a broad area.

Question 7

Developing low pressure areas generally have __________ air near the surface and __________ air aloft.

Accepted Answer

A) converging,diverging 
B) diverging,converging 
C) converging,converging 
D) diverging,diverging 
A) converging,diverging 
B) diverging,converging 
C) converging,converging 
D) diverging,diverging

Question 8

Lee-side lows are thermal lows that form due to surface heating over deserts.

Accepted Answer

A) True 
 B)False

Question 9

List some of the reasons why the polar front theory doesn't apply to storms in the tropics.

Accepted Answer

The polar front theory does not apply to

Question 10

Using Figure 10.17,can you identify regions of cold advection? Warm advection? Explain your reasoning.

Accepted Answer

The answer of Using Figure 10.17,can you identify regions of...

Question 11

A lee-side low forms on the downwind side of a mountain.

Accepted Answer

A) True 
 B)False

Question 12

When a deep upper-level trough is located to the east of a surface anticyclone,the surface anticyclone will tend to move toward the:

Accepted Answer

A) northwest. 
B) northeast. 
C) southwest. 
D) southeast. 
A) northwest. 
B) northeast. 
C) southwest. 
D) southeast.

Question 13

Which region is not considered to be a region where cyclogenesis often occurs:

Accepted Answer

A) eastern slopes of the Rocky Mountains. 
B) Atlantic Ocean near Cape Hatteras,North Carolina. 
C) California. 
D) the Great Basin of the United States. 
E) Gulf of Mexico. 
A) eastern slopes of the Rocky Mountains. 
B) Atlantic Ocean near Cape Hatteras,North Carolina. 
C) California. 
D) the Great Basin of the United States. 
E) Gulf of Mexico.

Question 14

A 'building anticyclone' means the central pressure is increasing.

Accepted Answer

A) True 
 B)False

Question 15

Like hurricanes,__________ have a clear area in their center.

Accepted Answer

A) polar lows 
B) cut-off lows 
C) conveyer belts 
D) wrap-around bands 
A) polar lows 
B) cut-off lows 
C) conveyer belts 
D) wrap-around bands

Question 16

Cyclogenesis is the __________ of a mid-latitude cyclone.

Accepted Answer

A) development or strengthening 
B) weakening or dissipation 
C) term for the exact midpoint 
D) none of the above 
A) development or strengthening 
B) weakening or dissipation 
C) term for the exact midpoint 
D) none of the above

Question 17

Divergence in the polar jet stream draws warm surface air upward.

Accepted Answer

A) True 
 B)False

Question 18

Describe or illustrate the various phases in the life cycle of a middle latitude storm according to the polar front theory.

Accepted Answer

The answer of Describe or illustrate the various phases in...

Question 19

If the flow of air into a surface low pressure area is greater than the divergence of air aloft,the surface pressure in the center of the low will:

Accepted Answer

A) increase. 
B) decrease. 
C) remain the same. 
D) deepen. 
A) increase. 
B) decrease. 
C) remain the same. 
D) deepen.

Question 20

When upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air,the surface pressure will __________ and the storm itself will __________.

Accepted Answer

A) increase,intensify 
B) increase,dissipate 
C) decrease,intensify 
D) decrease,dissipate 
A) increase,intensify 
B) increase,dissipate 
C) decrease,intensify 
D) decrease,dissipate

The development or strengthening of a middle latitude storm system is called frontolosys.

In the polar front theory of a developing wave cyclone,energy for the storm is usually derived from all but one of the following:

When an upper-level low lies directly above a surface low:

Strong storms that develop over water,poleward of the polar front,are called:

Suppose you observe a middle-latitude cyclone on the surface weather chart.What kind(s)of weather chart(s)would you want to examine to determine whether the cyclone is likely to strengthen or decay over the next 24 hours? What information would you hope to gain from each chart type?

For cyclogenesis to occur along a frontal wave,the winds aloft directly above the wave should be:

Developing low pressure areas generally have air near the surface and air aloft.

Lee-side lows are thermal lows that form due to surface heating over deserts.

List some of the reasons why the polar front theory doesn't apply to storms in the tropics.

Using Figure 10.17,can you identify regions of cold advection? Warm advection? Explain your reasoning.

A lee-side low forms on the downwind side of a mountain.

When a deep upper-level trough is located to the east of a surface anticyclone,the surface anticyclone will tend to move toward the:

Which region is not considered to be a region where cyclogenesis often occurs:

A 'building anticyclone' means the central pressure is increasing.

Like hurricanes,__________ have a clear area in their center.

Cyclogenesis is the __________ of a mid-latitude cyclone.

Divergence in the polar jet stream draws warm surface air upward.

Describe or illustrate the various phases in the life cycle of a middle latitude storm according to the polar front theory.

If the flow of air into a surface low pressure area is greater than the divergence of air aloft,the surface pressure in the center of the low will:

When upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air,the surface pressure will and the storm itself will .

The Turbulent Atmosphere

Energy That Drives the Storms

Temperature and Humidity Extremes

Condensation in the Atmosphere

Clouds and Stability

Precipitation Extremes

Atmospheric Motions

Wind Systems

Air Masses and Fronts

Thunderstorms

Tornadoes

Hurricanes

Weather Forecasting

The Earths Changing Climate

Filters

Exam 10: Mid-Latitude Cyclonic Storms

The development or strengthening of a middle latitude storm system is called frontolosys.

In the polar front theory of a developing wave cyclone,energy for the storm is usually derived from all but one of the following:

When an upper-level low lies directly above a surface low:

Strong storms that develop over water,poleward of the polar front,are called:

Suppose you observe a middle-latitude cyclone on the surface weather chart.What kind(s)of weather chart(s)would you want to examine to determine whether the cyclone is likely to strengthen or decay over the next 24 hours? What information would you hope to gain from each chart type?

For cyclogenesis to occur along a frontal wave,the winds aloft directly above the wave should be:

Developing low pressure areas generally have __________ air near the surface and __________ air aloft.

Lee-side lows are thermal lows that form due to surface heating over deserts.

List some of the reasons why the polar front theory doesn't apply to storms in the tropics.

Using Figure 10.17,can you identify regions of cold advection? Warm advection? Explain your reasoning.

A lee-side low forms on the downwind side of a mountain.

When a deep upper-level trough is located to the east of a surface anticyclone,the surface anticyclone will tend to move toward the:

Which region is not considered to be a region where cyclogenesis often occurs:

A 'building anticyclone' means the central pressure is increasing.

Like hurricanes,__________ have a clear area in their center.

Cyclogenesis is the __________ of a mid-latitude cyclone.

Divergence in the polar jet stream draws warm surface air upward.

Describe or illustrate the various phases in the life cycle of a middle latitude storm according to the polar front theory.

If the flow of air into a surface low pressure area is greater than the divergence of air aloft,the surface pressure in the center of the low will:

When upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air,the surface pressure will __________ and the storm itself will __________.

The Turbulent Atmosphere

Energy That Drives the Storms

Temperature and Humidity Extremes

Condensation in the Atmosphere

Clouds and Stability

Precipitation Extremes

Atmospheric Motions

Wind Systems

Air Masses and Fronts

Thunderstorms

Tornadoes

Hurricanes

Weather Forecasting

The Earths Changing Climate

Filters

Developing low pressure areas generally have air near the surface and air aloft.

When upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air,the surface pressure will and the storm itself will .