Question 1

Which of the following refers to the light flashes that dart upward from the tops of thunderstorms?

Accepted Answer

A) heat lightning 
B) bead lightning 
C) sprites and blue jets 
D) ball lightning 
A) heat lightning 
B) bead lightning 
C) sprites and blue jets 
D) ball lightning

Question 2

Which of the following is an accurate statement about ordinary cell thunderstorms?

Accepted Answer

A) They typically last for less than an hour. 
B) They are the least common type of thunderstorm. 
C) They are often classified as a severe thunderstorm. 
D) They are the most destructive type of thunderstorm. 
A) They typically last for less than an hour. 
B) They are the least common type of thunderstorm. 
C) They are often classified as a severe thunderstorm. 
D) They are the most destructive type of thunderstorm.

Question 3

How does a supercell thunderstorm differ from a multicell thunderstorm?

Accepted Answer

A supercell thunderstorm and a multicell

Question 4

Which of the following terms refers to a tornado-like event that forms over water?

Accepted Answer

A) It is the level of the troposphere where the temperature is 0°C. 
B) It marks the height of the cloud base of a thunderstorm. 
C) It is the level where the anvil head of a cumulonimbus cloud forms. 
D) It is the level where entrainment begins. 
A) It is the level of the troposphere where the temperature is 0°C. 
B) It marks the height of the cloud base of a thunderstorm. 
C) It is the level where the anvil head of a cumulonimbus cloud forms. 
D) It is the level where entrainment begins.

Question 5

How does a thunderstorm gust front form? What might you see and feel if a gust front were to approach and pass you on the ground?

Accepted Answer

A thunderstorm gust front forms as a res

Question 6

Which of the following terms refers to a relatively narrow downburst, one that is less than 4 km wide?

Accepted Answer

A) funnel cloud 
B) rain shaft 
C) narrow burst 
D) microburst 
A) funnel cloud 
B) rain shaft 
C) narrow burst 
D) microburst

Question 7

Which of the following atmospheric conditions are required for thunderstorms to occur?

Accepted Answer

A) rising air 
B) hot, humid air 
C) divergence of the air aloft 
D) surface heating 
A) rising air 
B) hot, humid air 
C) divergence of the air aloft 
D) surface heating

Question 8

Which of the following statements describes what tends to happen when thunderstorms move to the right of the winds aloft?

Accepted Answer

A) Thunderstorms form over water due to the reduced friction there. 
B) Thunderstorms form along warm fronts. 
C) Thunderstorms form near mountains where upper-level winds develop into waves. 
D) Thunderstorms cut off the supply of humid air to thunderstorms that are north of them. 
A) Thunderstorms form over water due to the reduced friction there. 
B) Thunderstorms form along warm fronts. 
C) Thunderstorms form near mountains where upper-level winds develop into waves. 
D) Thunderstorms cut off the supply of humid air to thunderstorms that are north of them.

Question 9

One thunderstorm can spawn several tornadoes. Which of the following describes how these tornadoes occur?

Accepted Answer

A) in families 
B) in repetition 
C) in unison 
D) in sequence 
A) in families 
B) in repetition 
C) in unison 
D) in sequence

Question 10

Which of the following is the name for distant lightning that is so far away you cannot hear the thunder?

Accepted Answer

A) false lightning 
B) heat lightning 
C) St.Elmo's fire 
D) sheet lightning 
A) false lightning 
B) heat lightning 
C) St.Elmo's fire 
D) sheet lightning

Question 11

In which of the following locations do squall lines generally form?

Accepted Answer

A) ahead of an advancing cold front 
B) along a warm front 
C) in the cold sector where warm, dry air meets warm, humid air 
D) at the centre of low pressure 
A) ahead of an advancing cold front 
B) along a warm front 
C) in the cold sector where warm, dry air meets warm, humid air 
D) at the centre of low pressure

Question 12

Which of the following terms refers to the leading edge of a thunderstorm's cold downdraft?

Accepted Answer

A) downburst 
B) gust front 
C) squall line 
D) dryline 
A) downburst 
B) gust front 
C) squall line 
D) dryline

Question 13

A funnel cloud or tornado may develop from a rotating cloud that extends beneath a severe thunderstorm. Which of the following is the name for this rotating cloud?

Accepted Answer

A) roll cloud 
B) wall cloud 
C) mammatus cloud 
D) anvil cloud 
A) roll cloud 
B) wall cloud 
C) mammatus cloud 
D) anvil cloud

Question 14

Which of the following clouds is associated with the development of tornadoes?

Accepted Answer

A) nimbostratus 
B) altocumulus 
C) cumulonimbus 
D) cirrostratus 
A) nimbostratus 
B) altocumulus 
C) cumulonimbus 
D) cirrostratus

Question 15

Referring to the figure below, what will be the impact of evaporating precipitation beneath a thunderstorm on the downdraft? ​

Accepted Answer

A) It will weaken it. 
B) It will weaken it at first and then strengthen it. 
C) It will strengthen it at first and then weaken it. 
D) It will strengthen it. 
A) It will weaken it. 
B) It will weaken it at first and then strengthen it. 
C) It will strengthen it at first and then weaken it. 
D) It will strengthen it.

Question 16

Which of the following province has the greatest annual frequency of hailstones?

Accepted Answer

A) Ontario 
B) British Columbia 
C) New Brunswick 
D) Alberta 
A) Ontario 
B) British Columbia 
C) New Brunswick 
D) Alberta

Question 17

Which of the following factors is most important in determining the strength of a tornado?

Accepted Answer

A) central pressure 
B) duration 
C) air temperature 
D) diameter 
A) central pressure 
B) duration 
C) air temperature 
D) diameter

Question 18

Which of the following processes is the main way that the downdraft in an ordinary thunderstorm is created?

Accepted Answer

A) evaporating raindrops that make the air cold and heavy 
B) release of latent heat as water in the cloud freezes 
C) electrical attraction between the cloud and ground 
D) melting of snow in the anvil 
A) evaporating raindrops that make the air cold and heavy 
B) release of latent heat as water in the cloud freezes 
C) electrical attraction between the cloud and ground 
D) melting of snow in the anvil

Question 19

Which of the following is an accurate statement about tornadoes?

Accepted Answer

A) They cannot occur within hurricanes. 
B) They do not occur outside North America. 
C) After they dissipate they form a wall cloud. 
D) They are associated with mesocyclones. 
A) They cannot occur within hurricanes. 
B) They do not occur outside North America. 
C) After they dissipate they form a wall cloud. 
D) They are associated with mesocyclones.

Question 20

Which of the following is the name given to a discharge of electricity from or within a thunderstorm?

Accepted Answer

A) lightning 
B) static electricity 
C) St.Elmo's fire 
D) downburst 
A) lightning 
B) static electricity 
C) St.Elmo's fire 
D) downburst

Which of the following refers to the light flashes that dart upward from the tops of thunderstorms?

Which of the following is an accurate statement about ordinary cell thunderstorms?

How does a supercell thunderstorm differ from a multicell thunderstorm?

Which of the following terms refers to a tornado-like event that forms over water?

How does a thunderstorm gust front form? What might you see and feel if a gust front were to approach and pass you on the ground?

Which of the following terms refers to a relatively narrow downburst, one that is less than 4 km wide?

Which of the following atmospheric conditions are required for thunderstorms to occur?

Which of the following statements describes what tends to happen when thunderstorms move to the right of the winds aloft?

One thunderstorm can spawn several tornadoes. Which of the following describes how these tornadoes occur?

Which of the following is the name for distant lightning that is so far away you cannot hear the thunder?

In which of the following locations do squall lines generally form?

Which of the following terms refers to the leading edge of a thunderstorm's cold downdraft?

A funnel cloud or tornado may develop from a rotating cloud that extends beneath a severe thunderstorm. Which of the following is the name for this rotating cloud?

Which of the following clouds is associated with the development of tornadoes?

Referring to the figure below, what will be the impact of evaporating precipitation beneath a thunderstorm on the downdraft?

Which of the following province has the greatest annual frequency of hailstones?

Which of the following factors is most important in determining the strength of a tornado?

Which of the following processes is the main way that the downdraft in an ordinary thunderstorm is created?

Which of the following is an accurate statement about tornadoes?

Which of the following is the name given to a discharge of electricity from or within a thunderstorm?

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

Air Masses and Fronts

Middle-Latitude Cyclones

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters

Exam 13: Weather Forecasting

Which of the following refers to the light flashes that dart upward from the tops of thunderstorms?

Which of the following is an accurate statement about ordinary cell thunderstorms?

How does a supercell thunderstorm differ from a multicell thunderstorm?

Which of the following terms refers to a tornado-like event that forms over water?

How does a thunderstorm gust front form? What might you see and feel if a gust front were to approach and pass you on the ground?

Which of the following terms refers to a relatively narrow downburst, one that is less than 4 km wide?

Which of the following atmospheric conditions are required for thunderstorms to occur?

Which of the following statements describes what tends to happen when thunderstorms move to the right of the winds aloft?

One thunderstorm can spawn several tornadoes. Which of the following describes how these tornadoes occur?

Which of the following is the name for distant lightning that is so far away you cannot hear the thunder?

In which of the following locations do squall lines generally form?

Which of the following terms refers to the leading edge of a thunderstorm's cold downdraft?

A funnel cloud or tornado may develop from a rotating cloud that extends beneath a severe thunderstorm. Which of the following is the name for this rotating cloud?

Which of the following clouds is associated with the development of tornadoes?

Referring to the figure below, what will be the impact of evaporating precipitation beneath a thunderstorm on the downdraft? ​

Which of the following province has the greatest annual frequency of hailstones?

Which of the following factors is most important in determining the strength of a tornado?

Which of the following processes is the main way that the downdraft in an ordinary thunderstorm is created?

Which of the following is an accurate statement about tornadoes?

Which of the following is the name given to a discharge of electricity from or within a thunderstorm?

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

Air Masses and Fronts

Middle-Latitude Cyclones

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Filters

Referring to the figure below, what will be the impact of evaporating precipitation beneath a thunderstorm on the downdraft?