Question 1

What conditions lead to supergeostrophic and subgeostrophic flows?

Accepted Answer

Troughs and ridges. As air approaches a ...

Question 2

________ is the change in velocity with respect to time.

Accepted Answer

The answer of ________ is the change in velocity with...

Question 3

Gravity is:

Accepted Answer

A)  a force.
B)  an acceleration.
C)  an attraction between any two masses.
D)  all of the aboveE) None of the above
F) B) and C) D

Question 4

At the equator,the altitude of the 500 mb level is always larger than it is at the north pole because

Accepted Answer

A)  the air usually has higher pressure at the equator
B)  the air is always denser at the equator
C)  the air is always warmer at the equatorD) None of the above
E) A) and C)

Question 5

The horizontal movement of the atmosphere is known as ________.

Accepted Answer

The answer of The horizontal movement of the atmosphere is...

Question 6

Isobar spacing on a weather map gives an indication of the ________.

Accepted Answer

The answer of Isobar spacing on a weather map gives...

Question 7

The difference between the highest and lowest sea level pressure in the continental United States typically differs by about:

Accepted Answer

A)  24 mb.
B)  100 mb.
C)  9 percent.
D)  14 percent.E) None of the above
F) A) and B)

Question 8

This is the only atmospheric variable that always decreases with distance above the ground:

Accepted Answer

A)  wind.
B)  temperature.
C)  pressure.
D)  moisture content.E) A) and B)
F) All of the above

Question 9

What is the Coriolis force? What are its important properties? How does it affect the movement of objects?

Accepted Answer

The Coriolis force is caused by the eart...

Question 10

The pressure gradient force:

Accepted Answer

A)  can be measured by knowing the sea level pressure of just one point.
B)  creates wind if it is horizontal.
C)  will not necessarily result in the movement of air.
D)  is unrelated to the speed of air movement.E) None of the above
F) All of the above

Question 11

The Coriolis Effect is zero at:

Accepted Answer

A)  the Equator.
B)  the Poles.
C)  the upper atmosphere.
D)  sunrise.E) C) and D)
F) A) and B)

Question 12

The Sears Tower in Chicago is 110 stories tall.Atmospheric pressure is greatest at the

Accepted Answer

A)  top of the building.
B)  bottom of the building.
C)  50th floor.
D)  the pressure is equal on all floors.E) None of the above
F) B) and C) B

Question 13

Which of the following is not an effect of friction?

Accepted Answer

A)  slows airflow
B)  increases the Coriolis effect
C)  causes airflow to cross isobars rather than run parallel to them
D)  none of the aboveE) B) and C)
F) A) and D)

Question 14

Wherever you find a mercury barometer,you'll also find a(n) :

Accepted Answer

A)  meteorologist.
B)  anemometer.
C)  thermometer.
D)  home testing kit for mercury poisoning.E) C) and D)
F) All of the above

Question 15

How does a mercury barometer work,and what corrections are typically made to its readings?

Accepted Answer

It is a simple device made by filling a ...

Question 16

The Coriolis effect is strongest at this latitude:

Accepted Answer

A)  90 degrees.
B)  45 degrees.
C)  15 degrees.
D)  0 degrees.E) All of the above
F) B) and D)

Question 17

The effect of friction on air:

Accepted Answer

A)  increases wind speed.
B)  increases with height.
C)  increases the Coriolis force.
D)  is relevant only within the planetary boundary layer.E) B) and C)
F) A) and C)

Question 18

This occurs around a high-pressure system when the Coriolis effect exceeds the pressure gradient force,causing air to turn:

Accepted Answer

A)  subgeostrophic flow.
B)  geostrophic flow.
C)  supergeostrophic flow.
D)  non-gradient flow.E) None of the above
F) C) and D)

Question 19

Wind speed is determined by

Accepted Answer

A)  direct measurement of the velocity at which air molecules are moving
B)  direct measurement of the direction at which air molecules are moving
C)  measurements of the effect moving air has on mechanical objects
D)  measurements of the effect moving air has on inanimate objectsE) A) and C)
F) A) and D)

Question 20

An increase in wind speed is caused by an increase in this force,the ________.

Accepted Answer

horizontal pressure gradient force

Exam 4: Atmospheric Pressure and Wind

What conditions lead to supergeostrophic and subgeostrophic flows?

Correct AnswerverifiedTroughs and ridges. As air approaches a ...View AnswerShow Answer

________ is the change in velocity with respect to time.

Correct AnswerverifiedShow Answer

Gravity is:

Correct AnswerverifiedD

At the equator,the altitude of the 500 mb level is always larger than it is at the north pole because

Correct AnswerverifiedShow Answer

The horizontal movement of the atmosphere is known as ________.

Correct AnswerverifiedShow Answer

Isobar spacing on a weather map gives an indication of the ________.

Correct AnswerverifiedShow Answer

The difference between the highest and lowest sea level pressure in the continental United States typically differs by about:

Correct AnswerverifiedShow Answer

This is the only atmospheric variable that always decreases with distance above the ground:

Correct AnswerverifiedShow Answer

What is the Coriolis force? What are its important properties? How does it affect the movement of objects?

Correct AnswerverifiedThe Coriolis force is caused by the eart...View AnswerShow Answer

The pressure gradient force:

Correct AnswerverifiedShow Answer

The Coriolis Effect is zero at:

Correct AnswerverifiedShow Answer

The Sears Tower in Chicago is 110 stories tall.Atmospheric pressure is greatest at the

Correct AnswerverifiedB

Which of the following is not an effect of friction?

Correct AnswerverifiedShow Answer

Wherever you find a mercury barometer,you'll also find a(n) :

Correct AnswerverifiedShow Answer

How does a mercury barometer work,and what corrections are typically made to its readings?

Correct AnswerverifiedIt is a simple device made by filling a ...View AnswerShow Answer

The Coriolis effect is strongest at this latitude:

Correct AnswerverifiedShow Answer

The effect of friction on air:

Correct AnswerverifiedShow Answer

This occurs around a high-pressure system when the Coriolis effect exceeds the pressure gradient force,causing air to turn:

Correct AnswerverifiedShow Answer

Wind speed is determined by

Correct AnswerverifiedShow Answer

An increase in wind speed is caused by an increase in this force,the ________.

Correct Answerverifiedhorizontal pressure gradient force

Correct Answer
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Troughs and ridges. As air approaches a ...
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D

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The Coriolis force is caused by the eart...
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B

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It is a simple device made by filling a ...
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horizontal pressure gradient force