Question 1

In which part of a northeastward-moving thunderstorm does a tornado most likely develop?

Accepted Answer

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

Question 2

Which of the following describes the best course of action when confronted at home with an approaching tornado?

Accepted Answer

A) Grab a video camera and start filming. 
B) Seek shelter immediately. 
C) Listen to see whether the tornado has an audible roar. 
D) Open the windows right away. 
A) Grab a video camera and start filming. 
B) Seek shelter immediately. 
C) Listen to see whether the tornado has an audible roar. 
D) Open the windows right away.

Question 3

In which of the following directions do most tornadoes move?

Accepted Answer

A) northwest to southwest 
B) southwest to northeast 
C) southeast to northwest 
D) south to north 
A) northwest to southwest 
B) southwest to northeast 
C) southeast to northwest 
D) south to north

Question 4

Which of the following factors characterizes the difference between an HP supercell and a LP supercell?

Accepted Answer

A) maximum hail diameter 
B) precipitation amount 
C) maximum wind gust 
D) the storm width 
A) maximum hail diameter 
B) precipitation amount 
C) maximum wind gust 
D) the storm width

Question 5

Which of the following describes the electrical charge of electrons?

Accepted Answer

A) negative charge 
B) either positive or negative charge 
C) no charge 
D) positive charge 
A) negative charge 
B) either positive or negative charge 
C) no charge 
D) positive charge

Question 6

In which of the following locations in Canada does the greatest annual number of thunderstorms occur?

Accepted Answer

A) northern Saskatchewan 
B) southern Ontario 
C) northern Quebec 
D) northern Manitoba 
A) northern Saskatchewan 
B) southern Ontario 
C) northern Quebec 
D) northern Manitoba

Question 7

Which of the following statements describes thunderstorms that produce tornadoes?

Accepted Answer

A) They have rotating updrafts. 
B) They have very little cloud-to-ground lightning. 
C) They will not produce hail. 
D) They have updraft velocities below 167 km/h. 
A) They have rotating updrafts. 
B) They have very little cloud-to-ground lightning. 
C) They will not produce hail. 
D) They have updraft velocities below 167 km/h.

Question 8

Which of the following is likely observed in a region where severe thunderstorms are producing tornadoes?

Accepted Answer

A) a dry tongue of cold air between the 700 and 500 hPa levels 
B) cool air moving north at about the 850 hPa level 
C) a strong ridge of high pressure over the region 
D) absolutely stable air in the lower troposphere 
A) a dry tongue of cold air between the 700 and 500 hPa levels 
B) cool air moving north at about the 850 hPa level 
C) a strong ridge of high pressure over the region 
D) absolutely stable air in the lower troposphere

Question 9

List and describe the sequence of events that occur during a cloud-to-ground lightning discharge.

Accepted Answer

During a cloud-to-ground lightning disch

Question 10

Which of the following describes how the funnel cloud characteristic of a tornado is principally formed?

Accepted Answer

A) Clouds are funnelled by downward air currents coming out of a cumulonimbus cloud. 
B) Dust and dirt is picked up from the atmosphere. 
C) Water vapour in the air is condensed and drawn into the low-pressure core of the tornado. 
D) Water is drawn up from the sea surface into the cloud. 
A) Clouds are funnelled by downward air currents coming out of a cumulonimbus cloud. 
B) Dust and dirt is picked up from the atmosphere. 
C) Water vapour in the air is condensed and drawn into the low-pressure core of the tornado. 
D) Water is drawn up from the sea surface into the cloud.

Question 11

Which of the following terms refers to the small area of high pressure created by the cold, heavy air of a thunderstorm downdraft?

Accepted Answer

A) gust front 
B) anticyclone 
C) mesohigh 
D) microburst 
A) gust front 
B) anticyclone 
C) mesohigh 
D) microburst

Question 12

Which of the following describes the signal detected by a Doppler radar?

Accepted Answer

A) a sound wave produced by wind shear 
B) a sound wave produced by thunder 
C) a radio wave reflected by precipitation 
D) a radio wave emitted by lightning 
A) a sound wave produced by wind shear 
B) a sound wave produced by thunder 
C) a radio wave reflected by precipitation 
D) a radio wave emitted by lightning

Question 13

Which of the following describes when the low-level jet stream reaches its maximum strength?

Accepted Answer

A) at night 
B) at dusk 
C) during the day 
D) at dawn 
A) at night 
B) at dusk 
C) during the day 
D) at dawn

Question 14

Which of the following is the name given to the radio waves produced by lightning?

Accepted Answer

A) St.Elmo's fire 
B) sferics 
C) thunder 
D) sonic boom 
A) St.Elmo's fire 
B) sferics 
C) thunder 
D) sonic boom

Question 15

Which of the following factors characterizes the main difference between a downburst and a microburst?

Accepted Answer

A) size 
B) strength 
C) duration 
D) altitude 
A) size 
B) strength 
C) duration 
D) altitude

Question 16

In a multicell storm, at which stage of development does each new cell start?

Accepted Answer

A) end 
B) cumulus 
C) dissipating 
D) mature 
A) end 
B) cumulus 
C) dissipating 
D) mature

Question 17

Which of the following is a typical diameter of a tornado?

Accepted Answer

A) 2500 metres 
B) 50 metres 
C) 250 metres 
D) 1000 metres 
A) 2500 metres 
B) 50 metres 
C) 250 metres 
D) 1000 metres

Question 18

Most tornadoes move from the southwest toward the northeast. Why?

Accepted Answer

Most tornadoes move from the southwest t

Question 19

Which of the following describes where most squall line thunderstorms occur?

Accepted Answer

A) behind a cold front 
B) along a cold front 
C) in advance of a cold front 
D) in advance of a warm front 
A) behind a cold front 
B) along a cold front 
C) in advance of a cold front 
D) in advance of a warm front

Question 20

Which of the following terms refers to the small, rapidly rotating whirls that sometimes occur within a large tornado?

Accepted Answer

A) whirlwind 
B) mesocyclone 
C) microtornado 
D) suction vortex 
A) whirlwind 
B) mesocyclone 
C) microtornado 
D) suction vortex

In which part of a northeastward-moving thunderstorm does a tornado most likely develop?

Which of the following describes the best course of action when confronted at home with an approaching tornado?

In which of the following directions do most tornadoes move?

Which of the following factors characterizes the difference between an HP supercell and a LP supercell?

Which of the following describes the electrical charge of electrons?

In which of the following locations in Canada does the greatest annual number of thunderstorms occur?

Which of the following statements describes thunderstorms that produce tornadoes?

Which of the following is likely observed in a region where severe thunderstorms are producing tornadoes?

List and describe the sequence of events that occur during a cloud-to-ground lightning discharge.

Which of the following describes how the funnel cloud characteristic of a tornado is principally formed?

Which of the following terms refers to the small area of high pressure created by the cold, heavy air of a thunderstorm downdraft?

Which of the following describes the signal detected by a Doppler radar?

Which of the following describes when the low-level jet stream reaches its maximum strength?

Which of the following is the name given to the radio waves produced by lightning?

Which of the following factors characterizes the main difference between a downburst and a microburst?

In a multicell storm, at which stage of development does each new cell start?

Which of the following is a typical diameter of a tornado?

Most tornadoes move from the southwest toward the northeast. Why?

Which of the following describes where most squall line thunderstorms occur?

Which of the following terms refers to the small, rapidly rotating whirls that sometimes occur within a large tornado?

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

In which part of a northeastward-moving thunderstorm does a tornado most likely develop?

Which of the following describes the best course of action when confronted at home with an approaching tornado?

In which of the following directions do most tornadoes move?

Which of the following factors characterizes the difference between an HP supercell and a LP supercell?

Which of the following describes the electrical charge of electrons?

In which of the following locations in Canada does the greatest annual number of thunderstorms occur?

Which of the following statements describes thunderstorms that produce tornadoes?

Which of the following is likely observed in a region where severe thunderstorms are producing tornadoes?

List and describe the sequence of events that occur during a cloud-to-ground lightning discharge.

Which of the following describes how the funnel cloud characteristic of a tornado is principally formed?

Which of the following terms refers to the small area of high pressure created by the cold, heavy air of a thunderstorm downdraft?

Which of the following describes the signal detected by a Doppler radar?

Which of the following describes when the low-level jet stream reaches its maximum strength?

Which of the following is the name given to the radio waves produced by lightning?

Which of the following factors characterizes the main difference between a downburst and a microburst?

In a multicell storm, at which stage of development does each new cell start?

Which of the following is a typical diameter of a tornado?

Most tornadoes move from the southwest toward the northeast. Why?

Which of the following describes where most squall line thunderstorms occur?

Which of the following terms refers to the small, rapidly rotating whirls that sometimes occur within a large tornado?

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