Question 1

Winds flow cyclonically around all areas of low pressure.

Accepted Answer

A) True 
 B)False

Question 2

-Refer to the map above.Which of the following areas has the highest pressure gradient?

Accepted Answer

A) Southwestern Texas 
B) Southern California 
C) Southern Florida 
D) Lake Michigan/Southeastern Wisconsin 
A) Southwestern Texas 
B) Southern California 
C) Southern Florida 
D) Lake Michigan/Southeastern Wisconsin

Question 3

The geostrophic wind concept is most like the real atmospheric winds:

Accepted Answer

A) in an anticyclone. 
B) near the surface. 
C) near the equator. 
D) in a cyclone. 
E) at high altitudes. 
A) in an anticyclone. 
B) near the surface. 
C) near the equator. 
D) in a cyclone. 
E) at high altitudes.

Question 4

What do isobars represent on a map?

Accepted Answer

A) lines connecting points of equal air pressure 
B) the lowest pressures on the map 
C) the highest pressures on the map 
D) areas of convergence in the upper atmosphere 
A) lines connecting points of equal air pressure 
B) the lowest pressures on the map 
C) the highest pressures on the map 
D) areas of convergence in the upper atmosphere

Question 5

The primary cause of wind is not atmospheric pressure but atmospheric pressure differences.

Accepted Answer

A) True 
 B)False

Question 6

Horizontal variations in air pressure cause a force which makes the wind blow.These pressure variations are caused by:

Accepted Answer

A) warm temperatures in the stratosphere. 
B) greenhouse effect. 
C) non-circular shape of Earth. 
D) Earth's rotation. 
E) uneven heating of the earth's surface. 
A) warm temperatures in the stratosphere. 
B) greenhouse effect. 
C) non-circular shape of Earth. 
D) Earth's rotation. 
E) uneven heating of the earth's surface.

Question 7

With respect to the Coriolis force,which association is NOT correct?

Accepted Answer

A) Northern Hemisphere - deflection to the right of the wind's original direction 
B) North Pole - strongest deflection 
C) Low wind speeds - strongest deflection 
D) deflection - always at a 90 degree angle to the direction of air flow 
A) Northern Hemisphere - deflection to the right of the wind's original direction 
B) North Pole - strongest deflection 
C) Low wind speeds - strongest deflection 
D) deflection - always at a 90 degree angle to the direction of air flow

Question 8

A plane takes off from City A headed for City B,located directly to the north.The pilot flies directly north,but arrives at a city some distance to the west of City B.What can be said of the airplane?

Accepted Answer

A) It probably has a broken compass. 
B) It was blown off course by upper atmospheric winds. 
C) It was flying in the Northern Hemisphere. 
D) It was flying in the Southern Hemisphere. 
A) It probably has a broken compass. 
B) It was blown off course by upper atmospheric winds. 
C) It was flying in the Northern Hemisphere. 
D) It was flying in the Southern Hemisphere.

Question 9

If the earth were not rotating,

Accepted Answer

A) all winds would cease. 
B) Earth would lose its atmosphere. 
C) air would move directly from high to low pressure. 
D) atmospheric pressure would decrease. 
A) all winds would cease. 
B) Earth would lose its atmosphere. 
C) air would move directly from high to low pressure. 
D) atmospheric pressure would decrease.

Question 10

Gradient winds follow a curved path.

Accepted Answer

A) True 
 B)False

Question 11

If "fair" weather is approaching,the pressure tendency would probably be:

Accepted Answer

A) falling. 
B) steady. 
C) rising. 
D) Pressure tendency has nothing to do with forecasting good or bad weather. 
A) falling. 
B) steady. 
C) rising. 
D) Pressure tendency has nothing to do with forecasting good or bad weather.

Question 12

What units of pressure are used when air pressure is reported to the public in the United States?

Accepted Answer

A) millibars 
B) inches of mercury 
C) kilopascals 
D) Newtons 
A) millibars 
B) inches of mercury 
C) kilopascals 
D) Newtons

Question 13

Stormy weather is more closely associated with anticyclones than with cyclones.

Accepted Answer

A) True 
 B)False

Winds flow cyclonically around all areas of low pressure.

-Refer to the map above.Which of the following areas has the highest pressure gradient?

The geostrophic wind concept is most like the real atmospheric winds:

What do isobars represent on a map?

The primary cause of wind is not atmospheric pressure but atmospheric pressure differences.

Horizontal variations in air pressure cause a force which makes the wind blow.These pressure variations are caused by:

With respect to the Coriolis force,which association is NOT correct?

A plane takes off from City A headed for City B,located directly to the north.The pilot flies directly north,but arrives at a city some distance to the west of City B.What can be said of the airplane?

If the earth were not rotating,

Gradient winds follow a curved path.

If "fair" weather is approaching,the pressure tendency would probably be:

What units of pressure are used when air pressure is reported to the public in the United States?

Stormy weather is more closely associated with anticyclones than with cyclones.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

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Exam 6: Air Pressure and Winds

Winds flow cyclonically around all areas of low pressure.

-Refer to the map above.Which of the following areas has the highest pressure gradient?

The geostrophic wind concept is most like the real atmospheric winds:

What do isobars represent on a map?

The primary cause of wind is not atmospheric pressure but atmospheric pressure differences.

Horizontal variations in air pressure cause a force which makes the wind blow.These pressure variations are caused by:

With respect to the Coriolis force,which association is NOT correct?

A plane takes off from City A headed for City B,located directly to the north.The pilot flies directly north,but arrives at a city some distance to the west of City B.What can be said of the airplane?

If the earth were not rotating,

Gradient winds follow a curved path.

If "fair" weather is approaching,the pressure tendency would probably be:

What units of pressure are used when air pressure is reported to the public in the United States?

Stormy weather is more closely associated with anticyclones than with cyclones.

Introduction to the Atmosphere

Heating Earths Surface and Atmosphere

Temperature

Moisture and Atmospheric Stability

Forms of Condensation and Precipitation

Circulation of the Atmosphere

Air Masses

Weather Patterns

Thunderstorms and Tornadoes

Hurricanes

Weather Analysis and Forecasting

Air Pollution

The Changing Climate

World Climates

Optical Phenomena of the Atmosphere

Filters