Question 1

Which of the following produces the strongest Coriolis force?

Accepted Answer

A)   fast winds,low latitude
B)   fast winds,high latitude
C)   slow winds,low latitude
D)   slow winds,high latitudeE) A) and B)
F) C) and D)

Question 2

Winds blow slightly inward

Accepted Answer

A)   around surface low pressure centers in the Northern Hemisphere only.
B)   around surface low pressure centers in the Southern Hemisphere only.
C)   around surface low pressure centers in the Northern and Southern Hemispheres.
D)   at the poles in both hemispheres.E) A) and B)
F) None of the above

Question 3

Briefly explain the principle of the mercury barometer.Mercury is relatively expensive and toxic.Why do you think mercury is used in barometers instead of another fluid such as water?

Accepted Answer

A mercury barometer is an instrument use...

Question 4

Sketch the wind flow patterns around surface high and low pressure centers in the Northern and Southern Hemispheres.

Accepted Answer

In the Northern Hemisphere, the wind flo...

Question 5

On an upper-level chart,normally we find warm air associated with ____ pressure,and cold air associated with ____ pressure.

Accepted Answer

A)   high,high
B)   high,low
C)   low,low
D)   low,highE) None of the above
F) C) and D)

Question 6

Which of the following relationships best describes the gas law?

Accepted Answer

A)   Pressure is proportional to density times temperature.
B)   Density is proportional to pressure times temperature.
C)   Temperature is proportional to density times pressure.
D)   Temperature times pressure times density remains constant.E) B) and C)
F) C) and D)

Question 7

Suppose you stand outside and feel a fresh breeze blowing against your face.Could this be a geostrophic wind? Explain.

Accepted Answer

No, the fresh breeze you feel blowing ag...

Question 8

The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will ____ with increasing height ____ than in the cold column.

Accepted Answer

A)   decrease,more rapidly
B)   decrease,more slowly
C)   increase,more rapidly
D)   increase,more slowlyE) B) and C)
F) A) and D)

Question 9

Lines connecting points of equal pressure are called

Accepted Answer

A)   isobars.
B)   millibars.
C)   contours.
D)   isotherms.
E)   a coordinate grid.F) B) and C)
G) A) and E)

Question 10

Explain why it is often windy at the beach.What forces are responsible,and how do beachfront conditions differ from conditions farther inland?

Accepted Answer

It is often windy at the beach due to a ...

Question 11

Which of the statements below is not correct concerning the pressure gradient force?

Accepted Answer

A)   The PGF points from high to low pressure in the Northern Hemisphere.
B)   It is non-existent at the equator.
C)   It can cause the wind to speed up or slow down.
D)   The PGF points from high to low pressure in the Southern Hemisphere.E) All of the above
F) A) and B)

Question 12

A surface low pressure area that moves from south to north directly east of your home would most likely produce winds that shift from

Accepted Answer

A)   S to SE to E.
B)   SE to E to SW.
C)   N to NE to E.
D)   W to NW to N.
E)   NE to N to NW.F) B) and C)
G) C) and D)

Question 13

The scale on an altimeter indicates altitude,but an altimeter actually measures

Accepted Answer

A)   temperature.
B)   density.
C)   pressure.
D)   humidity.E) A) and B)
F) None of the above

Question 14

Low ____ on a constant height chart corresponds to low ____ on a constant pressure chart.

Accepted Answer

A)   pressures,pressures
B)   pressures,heights
C)   heights,pressures
D)   heights,heightsE) None of the above
F) B) and C)

Question 15

The wind around a surface low pressure center in the Southern Hemisphere blows

Accepted Answer

A)   counterclockwise and outward from the center.
B)   counterclockwise and inward toward the center.
C)   clockwise and outward from the center.
D)   clockwise and inward toward the center.E) A) and D)
F) A) and C)

Question 16

The force that would cause a stationary parcel of air to begin to move horizontally is called the

Accepted Answer

A)   Coriolis force.
B)   pressure gradient force.
C)   centripetal force.
D)   frictional force.E) A) and B)
F) B) and C)

Question 17

During a reversible adiabatic process,the pressure gradient force is parallel to the isobars.

Accepted Answer

A) True 
 B)False

Question 18

Net convergence of air would cause surface pressure to ____ and net divergence would cause surface pressure to ____.

Accepted Answer

A)   increase,decrease
B)   increase,increase
C)   decrease,decrease
D)   decrease,increaseE) B) and D)
F) A) and C)

Question 19

Which of the following instruments measures pressure?

Accepted Answer

A)   barometer
B)   thermometer
C)   radiometer
D)   hygrometer
E)   densitometerF) B) and D)
G) C) and E)

Question 20

Explain why strong upper-level divergence will cause the pressure in the center of a surface low to decrease.

Accepted Answer

The answer of Explain why strong upper-level divergence will cause...

Exam 8: Air Pressure and Winds

Which of the following instruments measures pressure?

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Low ____ on a constant height chart corresponds to low ____ on a constant pressure chart.

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Which of the following relationships best describes the gas law?

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The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will ____ with increasing height ____ than in the cold column.

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Which of the following produces the strongest Coriolis force?

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The wind around a surface low pressure center in the Southern Hemisphere blows

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Sketch the wind flow patterns around surface high and low pressure centers in the Northern and Southern Hemispheres.

Correct AnswerAnswered by ExamLex AIIn the Northern Hemisphere, the wind flo...View AnswerShow Answer

A surface low pressure area that moves from south to north directly east of your home would most likely produce winds that shift from

Correct AnswerverifiedShow Answer

Net convergence of air would cause surface pressure to ____ and net divergence would cause surface pressure to ____.

Correct AnswerverifiedShow Answer

Explain why it is often windy at the beach.What forces are responsible,and how do beachfront conditions differ from conditions farther inland?

Correct AnswerAnswered by ExamLex AIIt is often windy at the beach due to a ...View AnswerShow Answer

Winds blow slightly inward

Correct AnswerverifiedShow Answer

Suppose you stand outside and feel a fresh breeze blowing against your face.Could this be a geostrophic wind? Explain.

Correct AnswerAnswered by ExamLex AINo, the fresh breeze you feel blowing ag...View AnswerShow Answer

Lines connecting points of equal pressure are called

Correct AnswerverifiedShow Answer

The scale on an altimeter indicates altitude,but an altimeter actually measures

Correct AnswerverifiedShow Answer

During a reversible adiabatic process,the pressure gradient force is parallel to the isobars.

Correct AnswerverifiedShow Answer

The force that would cause a stationary parcel of air to begin to move horizontally is called the

Correct AnswerverifiedShow Answer

Explain why strong upper-level divergence will cause the pressure in the center of a surface low to decrease.

Correct AnswerverifiedShow Answer

Briefly explain the principle of the mercury barometer.Mercury is relatively expensive and toxic.Why do you think mercury is used in barometers instead of another fluid such as water?

Correct AnswerAnswered by ExamLex AIA mercury barometer is an instrument use...View AnswerShow Answer

Which of the statements below is not correct concerning the pressure gradient force?

Correct AnswerverifiedShow Answer

On an upper-level chart,normally we find warm air associated with ____ pressure,and cold air associated with ____ pressure.

Correct AnswerverifiedShow Answer

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Low on a constant height chart corresponds to low on a constant pressure chart.

Correct Answer
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Correct Answer
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The surface pressures at the bases of warm and cold columns of air are equal.Air pressure in the warm column of air will with increasing height than in the cold column.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
Answered by ExamLex AI
In the Northern Hemisphere, the wind flo...
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Net convergence of air would cause surface pressure to and net divergence would cause surface pressure to .

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Correct Answer
Answered by ExamLex AI
It is often windy at the beach due to a ...
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Correct Answer
Answered by ExamLex AI
No, the fresh breeze you feel blowing ag...
View Answer

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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
Answered by ExamLex AI
A mercury barometer is an instrument use...
View Answer

Correct Answer
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On an upper-level chart,normally we find warm air associated with pressure,and cold air associated with pressure.

Correct Answer
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