Question 1

Doppler radars:

Accepted Answer

A) detect lightning strokes. 
B) have much greater range than conventional radars. 
C) detect condensation nuclei. 
D) show the motion of air in clear areas. 
E) show the motion of precipitation particles. 
A) detect lightning strokes. 
B) have much greater range than conventional radars. 
C) detect condensation nuclei. 
D) show the motion of air in clear areas. 
E) show the motion of precipitation particles.

Question 2

The Enhanced -Fujita Intensity Scale (EF-scale)is applied to:

Accepted Answer

A) tornadoes. 
B) typhoons. 
C) lightning. 
D) thunderstorms. 
A) tornadoes. 
B) typhoons. 
C) lightning. 
D) thunderstorms.

Question 3

If a severe thunderstorm produces large hail,it will not produce a tornado.

Accepted Answer

A) True 
 B)False

Question 4

At what time of day is an air-mass thunderstorm more likely to develop?

Accepted Answer

A) midafternoon 
B) midnight 
C) midmorning 
D) pre-dawn 
A) midafternoon 
B) midnight 
C) midmorning 
D) pre-dawn

Question 5

"Heat lightning":

Accepted Answer

A) is actually a display of the northern lights. 
B) is also called "ball lightning." 
C) is brighter than ordinary lightning. 
D) occurs more than 20 kilometers from the person observing it. 
A) is actually a display of the northern lights. 
B) is also called "ball lightning." 
C) is brighter than ordinary lightning. 
D) occurs more than 20 kilometers from the person observing it.

Question 6

Tornadoes most often move toward what direction?

Accepted Answer

A) southeast 
B) west 
C) northeast 
D) southwest 
E) northwest 
A) southeast 
B) west 
C) northeast 
D) southwest 
E) northwest

Question 7

Tornadoes and midlatitude cyclones are similar in that:

Accepted Answer

A) both are areas of low pressure. 
B) both are most common and well-developed in the winter season. 
C) both have conspicuous surface fronts. 
D) both form in the trade-wind belt. 
A) both are areas of low pressure. 
B) both are most common and well-developed in the winter season. 
C) both have conspicuous surface fronts. 
D) both form in the trade-wind belt.

Question 8

Where in the thunderstorm would you be most likely to find mammatus clouds?

Accepted Answer

A) Letter C 
B) Letter D 
C) Letter E 
D) Letter F 
A) Letter C 
B) Letter D 
C) Letter E 
D) Letter F

Question 9

Which of the following demonstrates the correct order of the phases involved in a lightning stroke?

Accepted Answer

A) Step leaders,return stroke,separation of charges,flow of negative charge into ground,dart leader 
B) Charge separation,step leaders,return stroke,flow of negative charge into ground,dart leader 
C) Dart leader,charge separation,flow of negative charge into ground,step leaders,return stroke 
D) Charge separation,dart leader,step leaders,flow of negative charge into ground,return stroke 
A) Step leaders,return stroke,separation of charges,flow of negative charge into ground,dart leader 
B) Charge separation,step leaders,return stroke,flow of negative charge into ground,dart leader 
C) Dart leader,charge separation,flow of negative charge into ground,step leaders,return stroke 
D) Charge separation,dart leader,step leaders,flow of negative charge into ground,return stroke

Question 10

The anvil top of a thunderstorm often marks the beginning of the stratosphere.

Accepted Answer

A) True 
 B)False

Question 11

Thunder generates lightning.

Accepted Answer

A) True 
 B)False

Question 12

The feature identified by Letter F is:

Accepted Answer

A) a mammatus cloud 
B) a feature marking the downdraft 
C) an overshooting top 
D) a roll cloud 
A) a mammatus cloud 
B) a feature marking the downdraft 
C) an overshooting top 
D) a roll cloud

Question 13

About 50 percent of North American tornadoes are classified as violent (EF4-EF5).

Accepted Answer

A) True 
 B)False

Question 14

The gust front occurs:

Accepted Answer

A) during the development of thunderstorm clouds. 
B) near the anvil part of a thunderstorm cloud. 
C) at the leading edge of a thunderstorm downdraft. 
D) on the lee shore of the Great Lakes. 
A) during the development of thunderstorm clouds. 
B) near the anvil part of a thunderstorm cloud. 
C) at the leading edge of a thunderstorm downdraft. 
D) on the lee shore of the Great Lakes.

Question 15

A tornado is a small,very intense example of the:

Accepted Answer

A) Coriolis effect. 
B) anticyclone. 
C) jet stream. 
D) geostrophic wind. 
E) cyclone. 
A) Coriolis effect. 
B) anticyclone. 
C) jet stream. 
D) geostrophic wind. 
E) cyclone.

Question 16

In the development of a thunderstorm,sharp and cool gusts beginning at the surface are characteristic in the ________.

Accepted Answer

A) cumulus stage 
B) dissipating stage 
C) mature stage 
A) cumulus stage 
B) dissipating stage 
C) mature stage

Question 17

Which feature of the thunderstorm is created by the gust front?

Accepted Answer

A) Letter A 
B) Letter D 
C) Letter C 
D) Letter F 
A) Letter A 
B) Letter D 
C) Letter C 
D) Letter F

Question 18

A dryline generally forms between which two air masses?

Accepted Answer

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

Question 19

A ________ is the outflowing cool air of a downdraft that acts as a "mini-cold front."

Accepted Answer

The answer of A ________ is the outflowing cool air...

Question 20

Entrainment refers to the tendency of thunderstorms to form in a line-like pattern or sequence.

Accepted Answer

A) True 
 B)False

Doppler radars:

The Enhanced -Fujita Intensity Scale (EF-scale)is applied to:

If a severe thunderstorm produces large hail,it will not produce a tornado.

At what time of day is an air-mass thunderstorm more likely to develop?

"Heat lightning":

Tornadoes most often move toward what direction?

Tornadoes and midlatitude cyclones are similar in that:

Where in the thunderstorm would you be most likely to find mammatus clouds?

Which of the following demonstrates the correct order of the phases involved in a lightning stroke?

The anvil top of a thunderstorm often marks the beginning of the stratosphere.

Thunder generates lightning.

The feature identified by Letter F is:

About 50 percent of North American tornadoes are classified as violent (EF4-EF5).

The gust front occurs:

A tornado is a small,very intense example of the:

In the development of a thunderstorm,sharp and cool gusts beginning at the surface are characteristic in the ________.

Which feature of the thunderstorm is created by the gust front?

A dryline generally forms between which two air masses?

A ________ is the outflowing cool air of a downdraft that acts as a "mini-cold front."

Entrainment refers to the tendency of thunderstorms to form in a line-like pattern or sequence.

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

Air Masses

Weather Patterns

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters

Exam 10: Thunderstorms and Tornadoes

Doppler radars:

The Enhanced -Fujita Intensity Scale (EF-scale)is applied to:

If a severe thunderstorm produces large hail,it will not produce a tornado.

At what time of day is an air-mass thunderstorm more likely to develop?

"Heat lightning":

Tornadoes most often move toward what direction?

Tornadoes and midlatitude cyclones are similar in that:

Where in the thunderstorm would you be most likely to find mammatus clouds?

Which of the following demonstrates the correct order of the phases involved in a lightning stroke?

The anvil top of a thunderstorm often marks the beginning of the stratosphere.

Thunder generates lightning.

The feature identified by Letter F is:

About 50 percent of North American tornadoes are classified as violent (EF4-EF5).

The gust front occurs:

A tornado is a small,very intense example of the:

In the development of a thunderstorm,sharp and cool gusts beginning at the surface are characteristic in the ________.

Which feature of the thunderstorm is created by the gust front?

A dryline generally forms between which two air masses?

A ________ is the outflowing cool air of a downdraft that acts as a "mini-cold front."

Entrainment refers to the tendency of thunderstorms to form in a line-like pattern or sequence.

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

Air Masses

Weather Patterns

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters