Question 1

Record-breaking low temperatures are associated with which of the following types of air masses?

Accepted Answer

A) cP 
B) mP 
C) cT 
D) mT 
A) cP 
B) mP 
C) cT 
D) mT A

Question 2

Which of the following types of air masses is mainly responsible for heavy summer rain showers in southern Arizona?

Accepted Answer

A) mP 
B) mT 
C) cP 
D) cT 
A) mP 
B) mT 
C) cP 
D) cT B

Question 3

In which of the following regions do continental tropical air masses typically occur?

Accepted Answer

A) northern Mexico and eastern Canada 
B) the Gulf of Mexico and the southeastern United States 
C) northern Mexico and the southwestern United States 
D) the Gulf of Mexico and the southwestern United States 
A) northern Mexico and eastern Canada 
B) the Gulf of Mexico and the southeastern United States 
C) northern Mexico and the southwestern United States 
D) the Gulf of Mexico and the southwestern United States C

Question 4

-Referring to the diagram, which of the following types of fronts is represented as a side view? ​
​
​

Accepted Answer

A) cold front 
B) occluded front 
C) warm front 
D) stationary front 
A) cold front 
B) occluded front 
C) warm front 
D) stationary front

Question 5

Compare the atmospheric stability of tropical air masses to polar air masses. What accounts for these differences?

Accepted Answer

Tropical air masses are generally more s

Question 6

A halo around the sun or moon indicates that rain may be on the way. Which of the following statements explains why this is the case?

Accepted Answer

A) A sharp drop in atmospheric pressure may occur. 
B) A warm front may be approaching. 
C) A cold front may be approaching. 
D) A sudden rise in surface dew point temperature may occur. 
A) A sharp drop in atmospheric pressure may occur. 
B) A warm front may be approaching. 
C) A cold front may be approaching. 
D) A sudden rise in surface dew point temperature may occur.

Question 7

Explain why the observation of a halo around the moon or sun could forewarn of the arrival of a warm front.

Accepted Answer

The observation of a halo around the moo

Question 8

Which of the following is essential for lake-effect snow to occur near the Great Lakes?

Accepted Answer

A) cold water 
B) open water 
C) warm air 
D) ice-covered water 
A) cold water 
B) open water 
C) warm air 
D) ice-covered water

Question 9

During the spring, which of the following types of air masses most likely brings record-breaking high temperatures to eastern North America?

Accepted Answer

A) cP 
B) mT 
C) mP 
D) cT 
A) cP 
B) mT 
C) mP 
D) cT

Question 10

Which of the following terms refers to the situation when an mT air mass lies above a cold ground surface?

Accepted Answer

A) occluded 
B) unstable 
C) stationary 
D) stable 
A) occluded 
B) unstable 
C) stationary 
D) stable

Question 11

On a weather map, which of the following signifies the transition zone between two air masses with sharply contrasting properties?

Accepted Answer

A) the letter "L" 
B) the words "air mass weather" 
C) the letter "H" 
D) a front 
A) the letter "L" 
B) the words "air mass weather" 
C) the letter "H" 
D) a front

Question 12

Which of the following types of air masses is the coldest of all?

Accepted Answer

A) mT 
B) mP 
C) cA 
D) cT 
A) mT 
B) mP 
C) cA 
D) cT

Question 13

In which of the following air masses do cumuliform clouds most likely develop?

Accepted Answer

A) cP air mass moving over warm water 
B) mT air mass moving over cold land surface 
C) cT air mass moving over a mountain range 
D) cT air mass moving over cold water 
A) cP air mass moving over warm water 
B) mT air mass moving over cold land surface 
C) cT air mass moving over a mountain range 
D) cT air mass moving over cold water

Question 14

Suppose a weather forecast states the following: Increasing high cloudiness and cold this morning; clouds increasing and lowering this afternoon, with a chance of snow or rain tonight; precipitation ending tomorrow morning; turning much warmer; winds light and easterly today, becoming southeasterly tonight and southwesterly tomorrow. Which of the following types of weather fronts would be responsible for this forecast?

Accepted Answer

A) cold front 
B) stationary front 
C) warm-type occluded front 
D) warm front 
A) cold front 
B) stationary front 
C) warm-type occluded front 
D) warm front

Question 15

How would a warm front, a cold front, and a centre of low pressure appear on a surface weather map in the southern hemisphere?

Accepted Answer

On a surface weather map, warm fronts, c

Question 16

Which of the following statements accurately compares the temperatures of different source regions?

Accepted Answer

A) In summer, mT source regions have lower temperatures than mP source regions. 
B) In winter, cP source regions have higher temperatures than mT source regions. 
C) In winter, cA source regions have lower temperatures than cP source regions. 
D) In summer, mP source regions have higher temperatures than cT source regions. 
A) In summer, mT source regions have lower temperatures than mP source regions. 
B) In winter, cP source regions have higher temperatures than mT source regions. 
C) In winter, cA source regions have lower temperatures than cP source regions. 
D) In summer, mP source regions have higher temperatures than cT source regions.

Question 17

Which of the following correctly states the pressure changes as a cold front passes through an area?

Accepted Answer

A) The pressure drops in advance of the front and then rises after the front passes. 
B) The pressure drops in advance of the front and then drops further after the front passes. 
C) The pressure rises in advance of the front and then drops after the front passes. 
D) The pressure rises in advance of the front and then rises further after the front masses. 
A) The pressure drops in advance of the front and then rises after the front passes. 
B) The pressure drops in advance of the front and then drops further after the front passes. 
C) The pressure rises in advance of the front and then drops after the front passes. 
D) The pressure rises in advance of the front and then rises further after the front masses.

Question 18

Which of the following air masses shows the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water?

Accepted Answer

A) mP in winter 
B) cT in summer 
C) cP in winter 
D) mT in summer 
A) mP in winter 
B) cT in summer 
C) cP in winter 
D) mT in summer

Question 19

Which of the following describes the wind shift that most likely occurs as a "back door" cold front moves through the Maritimes?

Accepted Answer

A) shift from easterly to westerly 
B) shift from southerly to westerly 
C) shift from southeasterly to southwesterly 
D) shift from westerly to northeasterly 
A) shift from easterly to westerly 
B) shift from southerly to westerly 
C) shift from southeasterly to southwesterly 
D) shift from westerly to northeasterly

Question 20

When warm and cold air masses collide, the warm air is forced upward. Why does this occur?

Accepted Answer

The answer of When warm and cold air masses collide,...

Record-breaking low temperatures are associated with which of the following types of air masses?

Which of the following types of air masses is mainly responsible for heavy summer rain showers in southern Arizona?

In which of the following regions do continental tropical air masses typically occur?

-Referring to the diagram, which of the following types of fronts is represented as a side view?

Compare the atmospheric stability of tropical air masses to polar air masses. What accounts for these differences?

A halo around the sun or moon indicates that rain may be on the way. Which of the following statements explains why this is the case?

Explain why the observation of a halo around the moon or sun could forewarn of the arrival of a warm front.

Which of the following is essential for lake-effect snow to occur near the Great Lakes?

During the spring, which of the following types of air masses most likely brings record-breaking high temperatures to eastern North America?

Which of the following terms refers to the situation when an mT air mass lies above a cold ground surface?

On a weather map, which of the following signifies the transition zone between two air masses with sharply contrasting properties?

Which of the following types of air masses is the coldest of all?

In which of the following air masses do cumuliform clouds most likely develop?

How would a warm front, a cold front, and a centre of low pressure appear on a surface weather map in the southern hemisphere?

Which of the following statements accurately compares the temperatures of different source regions?

Which of the following correctly states the pressure changes as a cold front passes through an area?

Which of the following air masses shows the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water?

Which of the following describes the wind shift that most likely occurs as a "back door" cold front moves through the Maritimes?

When warm and cold air masses collide, the warm air is forced upward. Why does this occur?

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters

Exam 11: Air Masses and Fronts

Record-breaking low temperatures are associated with which of the following types of air masses?

Which of the following types of air masses is mainly responsible for heavy summer rain showers in southern Arizona?

In which of the following regions do continental tropical air masses typically occur?

-Referring to the diagram, which of the following types of fronts is represented as a side view? ​ ​ ​

Compare the atmospheric stability of tropical air masses to polar air masses. What accounts for these differences?

A halo around the sun or moon indicates that rain may be on the way. Which of the following statements explains why this is the case?

Explain why the observation of a halo around the moon or sun could forewarn of the arrival of a warm front.

Which of the following is essential for lake-effect snow to occur near the Great Lakes?

During the spring, which of the following types of air masses most likely brings record-breaking high temperatures to eastern North America?

Which of the following terms refers to the situation when an mT air mass lies above a cold ground surface?

On a weather map, which of the following signifies the transition zone between two air masses with sharply contrasting properties?

Which of the following types of air masses is the coldest of all?

In which of the following air masses do cumuliform clouds most likely develop?

How would a warm front, a cold front, and a centre of low pressure appear on a surface weather map in the southern hemisphere?

Which of the following statements accurately compares the temperatures of different source regions?

Which of the following correctly states the pressure changes as a cold front passes through an area?

Which of the following air masses shows the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water?

Which of the following describes the wind shift that most likely occurs as a "back door" cold front moves through the Maritimes?

When warm and cold air masses collide, the warm air is forced upward. Why does this occur?

Earth and Its Atmosphere

Energy: Warming Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation: Dew, Fog, and Clouds

Stability and Cloud Development

Precipitation

Air Pressure and Winds

Wind: Small-Scale and Local Systems

Wind: Global Systems

Middle-Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters

-Referring to the diagram, which of the following types of fronts is represented as a side view?