Question 1

The first stage of a tornado's life cycle is the organizing stage.

Accepted Answer

A) True 
 B)False

Question 2

​Tornadoes that form along a gust front are commonly called ____.

Accepted Answer

A)  ​invisible tornadoes 
B)  ​dust devils 
C)  ​false tornadoes 
D)  ​windnadoes 
E)  ​gustnadoes 
A)  ​invisible tornadoes 
B)  ​dust devils 
C)  ​false tornadoes 
D)  ​windnadoes 
E)  ​gustnadoes

Question 3

Once a tornado is spotted, either visually or on a radar screen, a tornado ____ is issued by the local National Weather Service (NWS) office.​

Accepted Answer

A)  ​prediction 
B)  ​alert 
C)  ​warning 
D)  ​watch 
E)  ​emergency 
A)  ​prediction 
B)  ​alert 
C)  ​warning 
D)  ​watch 
E)  ​emergency

Question 4

No country experiences more tornadoes than the United States.​

Accepted Answer

A) True 
 B)False

Question 5

The tornado alley of the United States ____.​

Accepted Answer

A)  ​stretches from North Dakota to southern Texas 
B)  ​stretches from the Rocky Mountains to the Mississippi River 
C)  ​stretches from central Texas to Nebraska 
D)  ​occurs over Mississippi and Alabama 
E)  ​occurs over the Gulf Coast states 
A)  ​stretches from North Dakota to southern Texas 
B)  ​stretches from the Rocky Mountains to the Mississippi River 
C)  ​stretches from central Texas to Nebraska 
D)  ​occurs over Mississippi and Alabama 
E)  ​occurs over the Gulf Coast states

Question 6

The deadliest tornadoes are those that occur in ____________________, which is a group or series of tornadoes spawned by the same thunderstorm.

Accepted Answer

The answer of The deadliest tornadoes are those that occur...

Question 7

Doppler radar works on the principle that, as precipitation moves toward or away from the antenna, the ____.​

Accepted Answer

A)  ​light beam will measure the wind speed of tornadoes 
B)  ​light beam will measure the change in frequency of falling precipitation 
C)  ​returning radar pulse will change color compared to the transmitted frequency 
D)  ​returning radar pulse will change frequency compared to the transmitted frequency 
E)  ​returning radar pulse will be the same frequency as the transmitted frequency 
A)  ​light beam will measure the wind speed of tornadoes 
B)  ​light beam will measure the change in frequency of falling precipitation 
C)  ​returning radar pulse will change color compared to the transmitted frequency 
D)  ​returning radar pulse will change frequency compared to the transmitted frequency 
E)  ​returning radar pulse will be the same frequency as the transmitted frequency

Question 8

A ____ is a rotating column of air that is connected to a cumuliform cloud over a large body of water.​

Accepted Answer

A)  ​cumulus tornado 
B)  ​waterspout 
C)  ​landspout 
D)  ​spicket tornado 
E)  ​funnel cloud 
A)  ​cumulus tornado 
B)  ​waterspout 
C)  ​landspout 
D)  ​spicket tornado 
E)  ​funnel cloud

Question 9

The diameter of most tornadoes is between ______.​

Accepted Answer

A)  ​1 to 2 miles 
B)  ​2 to 5 miles 
C)  ​50 to 100 ft 
D)  ​300 to 2000 ft 
E)  ​1000 to 3000 ft 
A)  ​1 to 2 miles 
B)  ​2 to 5 miles 
C)  ​50 to 100 ft 
D)  ​300 to 2000 ft 
E)  ​1000 to 3000 ft

Question 10

Give an historic account of the tornado outbreak that occurred on May 3, 1999, when 78 tornadoes devastated parts of Texas, Kansas, and Oklahoma.​

Accepted Answer

A particularly devastating outbreak occu

Question 11

When the rear-flank downdraft strikes the ground, it may interact with the forward-flank downdraft beneath the mesocyclone to initiate _______________.​

Accepted Answer

The answer of When the rear-flank downdraft strikes the ground,...

Question 12

If you are driving in a car and a tornado is still at some distance, you should drive ____.​

Accepted Answer

A)  ​into a ditch and cover your head 
B)  ​under a freeway overpass 
C)  ​at a right angle to the tornado's path 
D)  ​parallel to the tornado's path 
E)  ​toward the tornado 
A)  ​into a ditch and cover your head 
B)  ​under a freeway overpass 
C)  ​at a right angle to the tornado's path 
D)  ​parallel to the tornado's path 
E)  ​toward the tornado

Question 13

If an updraft tilts a rotating tube of air and draws it into a storm, the tilted, rotating tube becomes part of the storm's structure, called the ____.​

Accepted Answer

A)  ​bounded weak echo region 
B)  ​mesocyclone 
C)  ​megacyclone 
D)  ​vortex tube 
E)  ​low-level jet stream 
A)  ​bounded weak echo region 
B)  ​mesocyclone 
C)  ​megacyclone 
D)  ​vortex tube 
E)  ​low-level jet stream

Question 14

Tornado frequency is highest during the spring and lowest during the winter when the warm surface air is normally absent.​

Accepted Answer

A) True 
 B)False

Question 15

A tornado ____________________ is issued once a tornado is spotted, either visually or on a radar screen.​

Accepted Answer

The answer of A tornado ____________________ is issued once a...

Question 16

Most often, tornadoes form with supercell thunderstorms in an environment with strong ____.​

Accepted Answer

A)  ​radiational cooling 
B)  ​precipitation 
C)  ​vertical wind shear 
D)  ​horizontal wind shear 
E)  ​suction vortices 
A)  ​radiational cooling 
B)  ​precipitation 
C)  ​vertical wind shear 
D)  ​horizontal wind shear 
E)  ​suction vortices

Question 17

Describe the times of year and times of day when most tornadoes occur in the United States.​

Accepted Answer

About 70 percent of all tornadoes in the

Question 18

The Enhanced Fujita scale classifies tornadoes according to the ____ of the tornado.​

Accepted Answer

A)  ​wind direction 
B)  ​rotational wind speed 
C)  ​vertical wind speed 
D)  ​diameter and height 
E)  ​length of the path of damage 
A)  ​wind direction 
B)  ​rotational wind speed 
C)  ​vertical wind speed 
D)  ​diameter and height 
E)  ​length of the path of damage

Question 19

When a tornado is approaching from the southwest, its strongest winds are on its ____ side.​

Accepted Answer

A)  ​northeast 
B)  ​southeast 
C)  ​northwest 
D)  ​north 
E)  ​west 
A)  ​northeast 
B)  ​southeast 
C)  ​northwest 
D)  ​north 
E)  ​west

Question 20

The network of more than 150 Doppler radar units deployed at selected weather stations within the continental United States is referred to as ____.​

Accepted Answer

A)  ​NEXRAD 
B)  ​Doppler Lidar 
C)  ​National Weather Service 
D)  ​NOAA 
E)  ​the Enhanced Fujita System 
A)  ​NEXRAD 
B)  ​Doppler Lidar 
C)  ​National Weather Service 
D)  ​NOAA 
E)  ​the Enhanced Fujita System

The first stage of a tornado's life cycle is the organizing stage.

Tornadoes that form along a gust front are commonly called ____.

Once a tornado is spotted, either visually or on a radar screen, a tornado ____ is issued by the local National Weather Service (NWS) office.

No country experiences more tornadoes than the United States.

The tornado alley of the United States ____.

The deadliest tornadoes are those that occur in ____________________, which is a group or series of tornadoes spawned by the same thunderstorm.

Doppler radar works on the principle that, as precipitation moves toward or away from the antenna, the ____.

A ____ is a rotating column of air that is connected to a cumuliform cloud over a large body of water.

The diameter of most tornadoes is between ______.

Give an historic account of the tornado outbreak that occurred on May 3, 1999, when 78 tornadoes devastated parts of Texas, Kansas, and Oklahoma.

When the rear-flank downdraft strikes the ground, it may interact with the forward-flank downdraft beneath the mesocyclone to initiate _______________.

If you are driving in a car and a tornado is still at some distance, you should drive ____.

If an updraft tilts a rotating tube of air and draws it into a storm, the tilted, rotating tube becomes part of the storm's structure, called the ____.

Tornado frequency is highest during the spring and lowest during the winter when the warm surface air is normally absent.

A tornado ____________________ is issued once a tornado is spotted, either visually or on a radar screen.

Most often, tornadoes form with supercell thunderstorms in an environment with strong ____.

Describe the times of year and times of day when most tornadoes occur in the United States.

The Enhanced Fujita scale classifies tornadoes according to the ____ of the tornado.

When a tornado is approaching from the southwest, its strongest winds are on its ____ side.

The network of more than 150 Doppler radar units deployed at selected weather stations within the continental United States is referred to as ____.

Earth and Its Atmosphere

Energy - Warming the 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

Weather Forecasting

Thunderstorms

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 15: Tornadoes

The first stage of a tornado's life cycle is the organizing stage.

​Tornadoes that form along a gust front are commonly called ____.

Once a tornado is spotted, either visually or on a radar screen, a tornado ____ is issued by the local National Weather Service (NWS) office.​

No country experiences more tornadoes than the United States.​

The tornado alley of the United States ____.​

The deadliest tornadoes are those that occur in ____________________, which is a group or series of tornadoes spawned by the same thunderstorm.

Doppler radar works on the principle that, as precipitation moves toward or away from the antenna, the ____.​

A ____ is a rotating column of air that is connected to a cumuliform cloud over a large body of water.​

The diameter of most tornadoes is between ______.​

Give an historic account of the tornado outbreak that occurred on May 3, 1999, when 78 tornadoes devastated parts of Texas, Kansas, and Oklahoma.​

When the rear-flank downdraft strikes the ground, it may interact with the forward-flank downdraft beneath the mesocyclone to initiate _______________.​

If you are driving in a car and a tornado is still at some distance, you should drive ____.​

If an updraft tilts a rotating tube of air and draws it into a storm, the tilted, rotating tube becomes part of the storm's structure, called the ____.​

Tornado frequency is highest during the spring and lowest during the winter when the warm surface air is normally absent.​

A tornado ____________________ is issued once a tornado is spotted, either visually or on a radar screen.​

Most often, tornadoes form with supercell thunderstorms in an environment with strong ____.​

Describe the times of year and times of day when most tornadoes occur in the United States.​

The Enhanced Fujita scale classifies tornadoes according to the ____ of the tornado.​

When a tornado is approaching from the southwest, its strongest winds are on its ____ side.​

The network of more than 150 Doppler radar units deployed at selected weather stations within the continental United States is referred to as ____.​

Earth and Its Atmosphere

Energy - Warming the 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

Weather Forecasting

Thunderstorms

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Tornadoes that form along a gust front are commonly called ____.

Once a tornado is spotted, either visually or on a radar screen, a tornado ____ is issued by the local National Weather Service (NWS) office.

No country experiences more tornadoes than the United States.

The tornado alley of the United States ____.

Doppler radar works on the principle that, as precipitation moves toward or away from the antenna, the ____.

A ____ is a rotating column of air that is connected to a cumuliform cloud over a large body of water.

The diameter of most tornadoes is between ______.

Give an historic account of the tornado outbreak that occurred on May 3, 1999, when 78 tornadoes devastated parts of Texas, Kansas, and Oklahoma.

When the rear-flank downdraft strikes the ground, it may interact with the forward-flank downdraft beneath the mesocyclone to initiate _______________.

If you are driving in a car and a tornado is still at some distance, you should drive ____.

If an updraft tilts a rotating tube of air and draws it into a storm, the tilted, rotating tube becomes part of the storm's structure, called the ____.

Tornado frequency is highest during the spring and lowest during the winter when the warm surface air is normally absent.

A tornado ____________________ is issued once a tornado is spotted, either visually or on a radar screen.

Most often, tornadoes form with supercell thunderstorms in an environment with strong ____.

Describe the times of year and times of day when most tornadoes occur in the United States.

The Enhanced Fujita scale classifies tornadoes according to the ____ of the tornado.

When a tornado is approaching from the southwest, its strongest winds are on its ____ side.

The network of more than 150 Doppler radar units deployed at selected weather stations within the continental United States is referred to as ____.