Question 1

In a mercurial barometer increased air pressure will make the mercury level_____  .

Accepted Answer

A)   stay the same
B)   fluctuate
C)   go up
D)   go downE) B) and D)
F) None of the above

Question 2

The force that generates wind is known as the _____ force.

Accepted Answer

A)   Coriolis
B)   geostrophic
C)   pressure gradient
D)   isobarE) C) and D)
F) All of the above

Question 3

Where is the Coriolis force greatest?

Accepted Answer

A)   anywhere air moves north or south
B)   low latitude
C)   intermediate latitudes
D)   high latitudeE) B) and C)
F) None of the above

Question 4

If stormy weather were approaching, the pressure tendency would probably be_____  .

Accepted Answer

A)   steady
B)   falling
C)   rising
D)   none of theseE) None of the above
F) B) and D)

Question 5

The force that generates wind is _____ .

Accepted Answer

A)   Coriolis force
B)   gravity force
C)   pressure gradient force
D)   centrifugal forceE) None of the above
F) A) and B)

Question 6

Anticyclones characteristically have winds blowing _____ from their centers.

Accepted Answer

A)   outward
B)   upward
C)   downward
D)   inwardE) B) and D)
F) A) and B)

Question 7

Asia has an intense monsoon, but North America also experiences a low- intensity monsoon. What causes monsoons?

Accepted Answer

A)   The horse latitude high pressure system breaks down in summer, leading to monsoon moisture in desert locations like southwestern North America and India.
B)   The oceans warm faster than the continents during the summer and spawn cyclonic storms that move toward the continents.
C)   Heating of the polar regions in summer due to long days causes air to flow toward the poles in summer, drawing moisture from warm ocean dominated air masses.
D)   The heating of the continent during the summer produces a persistent low pressure over the continent that draws warm moist air masses from adjacent oceans.E) A) and D)
F) A) and C)

Question 8

If the barometer indicated 1020 millibars, air pressure would be considered _____ .

Accepted Answer

A)   medium
B)   low
C)   high
D)   normalE) A) and B)
F) A) and C)

Question 9

Which of the following devices measures both wind direction and speed?

Accepted Answer

A)   wind sock
B)   anemometer
C)   wind vane
D)   None of these can measure both wind speed and direction.E) C) and D)
F) B) and D)

Question 10

In the Northern Hemisphere, the winds associated with a low pressure system cyclone. blow_____  .

Accepted Answer

A)   clockwise and toward the center
B)   clockwise and outward from the center
C)   counterclockwise and toward the center
D)   counterclockwise and outward from the centerE) None of the above
F) All of the above

Question 11

Why are coastal and mountainous regions often much more windy than other locations at similar latitudes? Also, from this and earlier chapters on meteorology, are there other weather characteristics that are perhaps unique or different for these areas?

Accepted Answer

In coastal areas during the warm summer ...

Question 12

Where was the El Niño phenomena first recognized?

Accepted Answer

A)   Peru and Ecuador
B)   Central America
C)   the Caribbean region
D)   CaliforniaE) B) and C)
F) A) and C)

Question 13

Inches of mercury is something that would only be used in America. Elsewhere in the world, the mercury height would be in millimeters, or about 760mm 76cm.. Mercury has a density of about 13.56 g/cm3, or in other words, each cm of mercury weighs about 13,300 dynes. So 760mm of mercury weighs 1,013,000 dynes. 1 mb is 1 dyne/cm2, so what is the air pressure in mb?

Accepted Answer

A)   760 mb
B)   1013 mb
C)   1,000,000 mb
D)   1.013 mbE) A) and B)
F) All of the above

Question 14

Closely spaced isobars indicate _____ .

Accepted Answer

A)   low pressure gradient and weak gusty winds
B)   high pressure gradient and high winds
C)   high pressure gradient and likely gusty winds
D)   geostrophic conditionsE) A) and C)
F) All of the above

Question 15

Cyclones are usually associated with_____  weather.

Accepted Answer

A)   stormy
B)   clear
C)   cold
D)   warmE) B) and C)
F) C) and D)

Question 16

Under normal conditions the predominant winds in the equator region go from and there is _____ water off the coast of South America.

Accepted Answer

A)   west to east; cool
B)   west to east; warm
C)   east to west; cool
D)   east to west; warmE) B) and C)
F) None of the above

Question 17

Low air pressure systems are usually associated with _____ .

Accepted Answer

A)   converging air, precipitation, and high pressure aloft
B)   descending air and low pressure aloft
C)   diverging surface winds and low pressure aloft
D)   clear weatherE) None of the above
F) B) and C)

Question 18

Why is the Santa Ana wind a danger signal in southern California?

Accepted Answer

A)   It is a warm, dry wind that can quickly dry out brushlands and spread fires.
B)   It is a warm, humid wind from Mexico that signals El Niño conditions and high potential for flooding.
C)   It drives people crazy with the howling winds, so crime goes up.
D)   It is a cold, dry winter wind that brings danger of hypothermia to people like the homeless living on the streets.E) A) and B)
F) A) and C)

Question 19

The subpolar low polar front. is _____ .

Accepted Answer

A)   a zone where the trade winds meet
B)   the forward edge of the Antarctic ice cap
C)   the boundary between frozen and liquid
D)   a zone where the polar easterlies and the westerlies convergeE) A) and B)
F) A) and C)

Question 20

Horizontal movement of air is called _____ .

Accepted Answer

A)   jet stream
B)   the Coriolis effect
C)   pressure gradient
D)   windE) B) and C)
F) A) and B)

Exam 18: Air Pressure and Wind

Why is the Santa Ana wind a danger signal in southern California?

Correct Answer
verified

Where is the Coriolis force greatest?

Correct Answer
verified

Low air pressure systems are usually associated with _____ .

Correct Answer
verified

If the barometer indicated 1020 millibars, air pressure would be considered _____ .

Correct Answer
verified

Where was the El Niño phenomena first recognized?

Correct Answer
verified

The force that generates wind is _____ .

Correct Answer
verified

Correct Answer
verified

Anticyclones characteristically have winds blowing _____ from their centers.

Correct Answer
verified

The force that generates wind is known as the _____ force.

Correct Answer
verified

Horizontal movement of air is called _____ .

Correct Answer
verified

Asia has an intense monsoon, but North America also experiences a low- intensity monsoon. What causes monsoons?

Correct Answer
verified

If stormy weather were approaching, the pressure tendency would probably be_____ .

Correct Answer
verified

Which of the following devices measures both wind direction and speed?

Correct Answer
verified

Cyclones are usually associated with_____ weather.

Correct Answer
verified

The subpolar low polar front. is _____ .

Correct Answer
verified

In a mercurial barometer increased air pressure will make the mercury level_____ .

Correct Answer
verified

Why are coastal and mountainous regions often much more windy than other locations at similar latitudes? Also, from this and earlier chapters on meteorology, are there other weather characteristics that are perhaps unique or different for these areas?

Correct Answer
verified
In coastal areas during the warm summer ...
View Answer

In the Northern Hemisphere, the winds associated with a low pressure system cyclone. blow_____ .

Correct Answer
verified

Closely spaced isobars indicate _____ .

Correct Answer
verified

Under normal conditions the predominant winds in the equator region go from and there is _____ water off the coast of South America.

Correct Answer
verified

Exam 18: Air Pressure and Wind

Why is the Santa Ana wind a danger signal in southern California?

Correct AnswerverifiedShow Answer

Where is the Coriolis force greatest?

Correct AnswerverifiedShow Answer

Low air pressure systems are usually associated with _____ .

Correct AnswerverifiedShow Answer

If the barometer indicated 1020 millibars, air pressure would be considered _____ .

Correct AnswerverifiedShow Answer

Where was the El Niño phenomena first recognized?

Correct AnswerverifiedShow Answer

The force that generates wind is _____ .

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Anticyclones characteristically have winds blowing _____ from their centers.

Correct AnswerverifiedShow Answer

The force that generates wind is known as the _____ force.

Correct AnswerverifiedShow Answer

Horizontal movement of air is called _____ .

Correct AnswerverifiedShow Answer

Asia has an intense monsoon, but North America also experiences a low- intensity monsoon. What causes monsoons?

Correct AnswerverifiedShow Answer

If stormy weather were approaching, the pressure tendency would probably be_____ .

Correct AnswerverifiedShow Answer

Which of the following devices measures both wind direction and speed?

Correct AnswerverifiedShow Answer

Cyclones are usually associated with_____ weather.

Correct AnswerverifiedShow Answer

The subpolar low polar front. is _____ .

Correct AnswerverifiedShow Answer

In a mercurial barometer increased air pressure will make the mercury level_____ .

Correct AnswerverifiedShow Answer

Why are coastal and mountainous regions often much more windy than other locations at similar latitudes? Also, from this and earlier chapters on meteorology, are there other weather characteristics that are perhaps unique or different for these areas?

Correct AnswerverifiedIn coastal areas during the warm summer ...View AnswerShow Answer

In the Northern Hemisphere, the winds associated with a low pressure system cyclone. blow_____ .

Correct AnswerverifiedShow Answer

Closely spaced isobars indicate _____ .

Correct AnswerverifiedShow Answer

Under normal conditions the predominant winds in the equator region go from and there is _____ water off the coast of South America.

Correct AnswerverifiedShow Answer

Correct Answer
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In coastal areas during the warm summer ...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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