Question 1

How do downdrafts form in ordinary cell thunderstorms?​

Accepted Answer

​As the cloud builds well above the free

Question 2

Scientists understand with certainty how clouds are electrified.​

Accepted Answer

A) True 
 B)False

Question 3

One of the most common times to experience a thunderstorm in parts of Iowa and Missouri is between ____ and ____.​

Accepted Answer

A)  ​early morning; noon 
B)  ​noon; late afternoon 
C)  ​midnight; dawn 
D)  ​late afternoon; evening 
E)  ​evening; midnight 
A)  ​early morning; noon 
B)  ​noon; late afternoon 
C)  ​midnight; dawn 
D)  ​late afternoon; evening 
E)  ​evening; midnight

Question 4

A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground could warn of a severe hazard to an airplane because​

Accepted Answer

A)  ​this could be the first indication of a tornado. 
B)  ​it is likely that hail will soon begin to fall. 
C)  ​this could indicate an intense downdraft or microburst. 
D)  ​the airplane could be struck by lightning. 
E)  ​a hurricane is close by. 
A)  ​this could be the first indication of a tornado. 
B)  ​it is likely that hail will soon begin to fall. 
C)  ​this could indicate an intense downdraft or microburst. 
D)  ​the airplane could be struck by lightning. 
E)  ​a hurricane is close by.

Question 5

What is a squall line? Where would you expect squall lines to form?​

Accepted Answer

Multicell thunderstorms may form as a li

Question 6

Many flash floods, including the one that occurred in Colorado's Big Thompson Canyon, are the result of thunderstorms that​

Accepted Answer

A)  ​contain no lightning. 
B)  ​form in a dry air mass. 
C)  ​move slowly. 
D)  ​have weak or non-existent downdrafts. 
E)  ​lack the dissipating stage. 
A)  ​contain no lightning. 
B)  ​form in a dry air mass. 
C)  ​move slowly. 
D)  ​have weak or non-existent downdrafts. 
E)  ​lack the dissipating stage.

Question 7

In what ways are multicell thunderstorms different from ordinary thunderstorms? What are some of the meteorological or atmospheric conditions that favor the development of multicell thunderstorms?​​

Accepted Answer

Thunderstorms that contain a number of c

Question 8

Thunderstorms that produce tornadoes​

Accepted Answer

A)  ​have very little cloud-to-ground lightning. 
B)  ​have updraft velocities that exceed 100 miles per hour. 
C)  ​have rotating updrafts. 
D)  ​will not produce hail. 
E)  ​do not exist. 
A)  ​have very little cloud-to-ground lightning. 
B)  ​have updraft velocities that exceed 100 miles per hour. 
C)  ​have rotating updrafts. 
D)  ​will not produce hail. 
E)  ​do not exist.

Question 9

Floods that develop rapidly with little or no advance warning are called ____ floods.​

Accepted Answer

A)  ​rapid 
B)  ​sudden 
C)  ​storm 
D)  ​thunderstorm 
E)  ​flash 
A)  ​rapid 
B)  ​sudden 
C)  ​storm 
D)  ​thunderstorm 
E)  ​flash

Question 10

Because unlike charges attract one another, the negative charge at the bottom of the cloud causes a region of the ground beneath it to become ____________________ charged.​

Accepted Answer

The answer of Because unlike charges attract one another, the...

Question 11

Ordinary cell thunderstorms most frequently form​

Accepted Answer

A)  ​in the morning. 
B)  ​at noon.at noon. 
C)  ​in the afternoon. 
D)  ​in the evening. 
E)  ​at night. 
A)  ​in the morning. 
B)  ​at noon.at noon. 
C)  ​in the afternoon. 
D)  ​in the evening. 
E)  ​at night.

Question 12

One theory for the electrification of clouds involves supercooled cloud droplets.​

Accepted Answer

A) True 
 B)False

Question 13

____________________ is a discharge of electricity, a giant spark, which usually occurs in mature thunderstorms.​

Accepted Answer

The answer of ____________________ is a discharge of electricity, a...

Question 14

Explain why ordinary cell thunderstorms tend to dissipate much sooner than multicell storms.​

Accepted Answer

Unlike the ordinary thunderstorm which w

Question 15

Where do thunderstorms form most frequently in the U.S.? Why is this the case?​

Accepted Answer

In the United States thunderstorms occur

Question 16

Thunderstorms are a common phenomenon in areas dominated by subtropical highs.​

Accepted Answer

A) True 
 B)False

Question 17

In the valleys of central and southern California, dry, sinking air produces an inversion that inhibits the development of towering cumulus clouds during the summer. Hence, in these regions, thunderstorms are most frequent in winter and spring, particularly when cold, moist, conditionally unstable air aloft moves over moist, mild surface air.​

Accepted Answer

A) True 
 B)False

Question 18

Large hail is more common in Kansas than in Florida.​

Accepted Answer

A) True 
 B)False

Question 19

For ____ to occur, separate regions containing opposite electrical charges must exist within a cumulonimbus cloud.​

Accepted Answer

A)  ​lightning 
B)  ​thunder 
C)  ​sonic boom 
D)  ​hail during a thunderstorm 
E)  ​tornadoes 
A)  ​lightning 
B)  ​thunder 
C)  ​sonic boom 
D)  ​hail during a thunderstorm 
E)  ​tornadoes

Question 20

Ordinary thunderstorms only last about one hour and begin to dissipate when​

Accepted Answer

A)  ​lightning neutralizes all the electrical charge in the cloud. 
B)  ​when all the precipitation particles in the cloud turn to ice. 
C)  ​when the downdraft spreads throughout the cloud and cuts off the updraft. 
D)  ​when solar heating at the ground begins to decrease. 
E)  ​when clouds scatter due to the microbursts within the storm system. 
A)  ​lightning neutralizes all the electrical charge in the cloud. 
B)  ​when all the precipitation particles in the cloud turn to ice. 
C)  ​when the downdraft spreads throughout the cloud and cuts off the updraft. 
D)  ​when solar heating at the ground begins to decrease. 
E)  ​when clouds scatter due to the microbursts within the storm system.

How do downdrafts form in ordinary cell thunderstorms?

Scientists understand with certainty how clouds are electrified.

One of the most common times to experience a thunderstorm in parts of Iowa and Missouri is between and .

A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground could warn of a severe hazard to an airplane because

What is a squall line? Where would you expect squall lines to form?

Many flash floods, including the one that occurred in Colorado's Big Thompson Canyon, are the result of thunderstorms that

In what ways are multicell thunderstorms different from ordinary thunderstorms? What are some of the meteorological or atmospheric conditions that favor the development of multicell thunderstorms?

Thunderstorms that produce tornadoes

Floods that develop rapidly with little or no advance warning are called ____ floods.

Because unlike charges attract one another, the negative charge at the bottom of the cloud causes a region of the ground beneath it to become ____________________ charged.

Ordinary cell thunderstorms most frequently form

One theory for the electrification of clouds involves supercooled cloud droplets.

____________________ is a discharge of electricity, a giant spark, which usually occurs in mature thunderstorms.

Explain why ordinary cell thunderstorms tend to dissipate much sooner than multicell storms.

Where do thunderstorms form most frequently in the U.S.? Why is this the case?

Thunderstorms are a common phenomenon in areas dominated by subtropical highs.

Large hail is more common in Kansas than in Florida.

For ____ to occur, separate regions containing opposite electrical charges must exist within a cumulonimbus cloud.

Ordinary thunderstorms only last about one hour and begin to dissipate when

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

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 14: Thunderstorms

How do downdrafts form in ordinary cell thunderstorms?​

Scientists understand with certainty how clouds are electrified.​

One of the most common times to experience a thunderstorm in parts of Iowa and Missouri is between ____ and ____.​

A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground could warn of a severe hazard to an airplane because​

What is a squall line? Where would you expect squall lines to form?​

Many flash floods, including the one that occurred in Colorado's Big Thompson Canyon, are the result of thunderstorms that​

In what ways are multicell thunderstorms different from ordinary thunderstorms? What are some of the meteorological or atmospheric conditions that favor the development of multicell thunderstorms?​​

Thunderstorms that produce tornadoes​

Floods that develop rapidly with little or no advance warning are called ____ floods.​

Because unlike charges attract one another, the negative charge at the bottom of the cloud causes a region of the ground beneath it to become ____________________ charged.​

Ordinary cell thunderstorms most frequently form​

One theory for the electrification of clouds involves supercooled cloud droplets.​

____________________ is a discharge of electricity, a giant spark, which usually occurs in mature thunderstorms.​

Explain why ordinary cell thunderstorms tend to dissipate much sooner than multicell storms.​

Where do thunderstorms form most frequently in the U.S.? Why is this the case?​

Thunderstorms are a common phenomenon in areas dominated by subtropical highs.​

Large hail is more common in Kansas than in Florida.​

For ____ to occur, separate regions containing opposite electrical charges must exist within a cumulonimbus cloud.​

Ordinary thunderstorms only last about one hour and begin to dissipate when​

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

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

How do downdrafts form in ordinary cell thunderstorms?

Scientists understand with certainty how clouds are electrified.

One of the most common times to experience a thunderstorm in parts of Iowa and Missouri is between and .

A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground could warn of a severe hazard to an airplane because

What is a squall line? Where would you expect squall lines to form?

Many flash floods, including the one that occurred in Colorado's Big Thompson Canyon, are the result of thunderstorms that

In what ways are multicell thunderstorms different from ordinary thunderstorms? What are some of the meteorological or atmospheric conditions that favor the development of multicell thunderstorms?

Thunderstorms that produce tornadoes

Floods that develop rapidly with little or no advance warning are called ____ floods.

Because unlike charges attract one another, the negative charge at the bottom of the cloud causes a region of the ground beneath it to become ____________________ charged.

Ordinary cell thunderstorms most frequently form

One theory for the electrification of clouds involves supercooled cloud droplets.

____________________ is a discharge of electricity, a giant spark, which usually occurs in mature thunderstorms.

Explain why ordinary cell thunderstorms tend to dissipate much sooner than multicell storms.

Where do thunderstorms form most frequently in the U.S.? Why is this the case?

Thunderstorms are a common phenomenon in areas dominated by subtropical highs.

Large hail is more common in Kansas than in Florida.

For ____ to occur, separate regions containing opposite electrical charges must exist within a cumulonimbus cloud.

Ordinary thunderstorms only last about one hour and begin to dissipate when