Question 1

Air mass source regions tend to be dominated by:

Accepted Answer

A) converging winds. 
B) dry air. 
C) fast wind speeds. 
D) cyclones. 
E) slow moving anticyclones. 
A) converging winds. 
B) dry air. 
C) fast wind speeds. 
D) cyclones. 
E) slow moving anticyclones.

Question 2

Where would you expect to find the greatest amount of lake-effect snowfall?

Accepted Answer

A) on the leeward shores of the Great Lakes 
B) on the western coasts of the Great Lakes 
C) on the windward side of the Great Lakes 
D) directly north of the Great Lakes 
A) on the leeward shores of the Great Lakes 
B) on the western coasts of the Great Lakes 
C) on the windward side of the Great Lakes 
D) directly north of the Great Lakes

Question 3

Air-mass source regions are least likely to exist in:

Accepted Answer

A) subtropical regions. 
B) middle-latitude regions. 
C) equatorial regions. 
D) polar regions. 
A) subtropical regions. 
B) middle-latitude regions. 
C) equatorial regions. 
D) polar regions.

Question 4

The majority of the continental U.S.is not an air mass source region.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following air masses probably has the lowest water vapor content?

Accepted Answer

A) cE 
B) cT 
C) cP 
D) cA 
A) cE 
B) cT 
C) cP 
D) cA

Question 6

Name two potential source regions of cT air masses.

Accepted Answer

SW United States;Sah

Question 7

All of the following accompany a classic New England nor'easter EXCEPT:

Accepted Answer

A) heavy snowfall 
B) a strong storm forming in Canada and moving into New England from the North 
C) widespread power outages and transportation interruptions 
D) mP air pulled in from the Atlantic Ocean 
A) heavy snowfall 
B) a strong storm forming in Canada and moving into New England from the North 
C) widespread power outages and transportation interruptions 
D) mP air pulled in from the Atlantic Ocean

Question 8

In the middle latitudes,atmospheric disturbances occur at the boundary zones separating air masses.

Accepted Answer

A) True 
 B)False

Question 9

The usual size of an air mass is:

Accepted Answer

A) at most a few kilometers across. 
B) between 100 and 200 km across. 
C) around 1000 km across. 
D) at least 1600 km across. 
A) at most a few kilometers across. 
B) between 100 and 200 km across. 
C) around 1000 km across. 
D) at least 1600 km across.

Question 10

An air mass is often modified as it moves over the earth's surface.This modification is largely due to:

Accepted Answer

A) lifting along fronts. 
B) contact with the new surface below. 
C) clouds. 
D) jet streams above. 
E) strong pressure gradients. 
A) lifting along fronts. 
B) contact with the new surface below. 
C) clouds. 
D) jet streams above. 
E) strong pressure gradients.

Question 11

The boundary of an air mass is a region of especially active weather.

Accepted Answer

A) True 
 B)False

Question 12

Which air mass code letter is paired with the wrong word?

Accepted Answer

A) c = continental 
B) t = temperate 
C) m = maritime 
D) a = arctic 
A) c = continental 
B) t = temperate 
C) m = maritime 
D) a = arctic

Question 13

An air-mass source region:

Accepted Answer

A) is characterized by a general stagnation of atmospheric circulation. 
B) is best typified by the central United States. 
C) is generally an area characterized by a cyclonic circulation pattern. 
D) may consist of both land and water. 
A) is characterized by a general stagnation of atmospheric circulation. 
B) is best typified by the central United States. 
C) is generally an area characterized by a cyclonic circulation pattern. 
D) may consist of both land and water.

Question 14

A cT air mass is:

Accepted Answer

A) warm and humid. 
B) cold and dry. 
C) warm and dry. 
D) cold and humid. 
A) warm and humid. 
B) cold and dry. 
C) warm and dry. 
D) cold and humid.

Question 15

What weather is associated with cA air masses?

Accepted Answer

A) occasional periods of clear,cool weather in the summer 
B) cold waves in winter 
C) hot humid conditions leading to cumulus cloud development and showers or thunderstorms 
D) nor'easters 
A) occasional periods of clear,cool weather in the summer 
B) cold waves in winter 
C) hot humid conditions leading to cumulus cloud development and showers or thunderstorms 
D) nor'easters

Question 16

What do the letters k and w signify when added to an air mass identifier?

Accepted Answer

A k indicates that the air mas

Question 17

The situation where a region under the influence of an air mass has generally constant weather conditions is called:

Accepted Answer

A) boundary layer weather. 
B) regional weather. 
C) air-mass weather. 
A) boundary layer weather. 
B) regional weather. 
C) air-mass weather.

Question 18

Continental tropical (cT)air masses are associated with summer drought conditions in the southern Great Plains.

Accepted Answer

A) True 
 B)False

Question 19

An air mass can not be modified when moving across country.

Accepted Answer

A) True 
 B)False

Question 20

Which one of the following conditions would enhance the development of a lake effect storm?

Accepted Answer

A) moisture advection associated with an mP air mass 
B) aA cPw air mass 
C) a large temperature gradient between the lake surface temperature the lower atmosphere 
D) strong southerly flow 
A) moisture advection associated with an mP air mass 
B) aA cPw air mass 
C) a large temperature gradient between the lake surface temperature the lower atmosphere 
D) strong southerly flow

Air mass source regions tend to be dominated by:

Where would you expect to find the greatest amount of lake-effect snowfall?

Air-mass source regions are least likely to exist in:

The majority of the continental U.S.is not an air mass source region.

Which of the following air masses probably has the lowest water vapor content?

Name two potential source regions of cT air masses.

All of the following accompany a classic New England nor'easter EXCEPT:

In the middle latitudes,atmospheric disturbances occur at the boundary zones separating air masses.

The usual size of an air mass is:

An air mass is often modified as it moves over the earth's surface.This modification is largely due to:

The boundary of an air mass is a region of especially active weather.

Which air mass code letter is paired with the wrong word?

An air-mass source region:

A cT air mass is:

What weather is associated with cA air masses?

What do the letters k and w signify when added to an air mass identifier?

The situation where a region under the influence of an air mass has generally constant weather conditions is called:

Continental tropical (cT)air masses are associated with summer drought conditions in the southern Great Plains.

An air mass can not be modified when moving across country.

Which one of the following conditions would enhance the development of a lake effect storm?

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

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters

Exam 8: Air Masses

Air mass source regions tend to be dominated by:

Where would you expect to find the greatest amount of lake-effect snowfall?

Air-mass source regions are least likely to exist in:

The majority of the continental U.S.is not an air mass source region.

Which of the following air masses probably has the lowest water vapor content?

Name two potential source regions of cT air masses.

All of the following accompany a classic New England nor'easter EXCEPT:

In the middle latitudes,atmospheric disturbances occur at the boundary zones separating air masses.

The usual size of an air mass is:

An air mass is often modified as it moves over the earth's surface.This modification is largely due to:

The boundary of an air mass is a region of especially active weather.

Which air mass code letter is paired with the wrong word?

An air-mass source region:

A cT air mass is:

What weather is associated with cA air masses?

What do the letters k and w signify when added to an air mass identifier?

The situation where a region under the influence of an air mass has generally constant weather conditions is called:

Continental tropical (cT)air masses are associated with summer drought conditions in the southern Great Plains.

An air mass can not be modified when moving across country.

Which one of the following conditions would enhance the development of a lake effect storm?

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

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters