Question 1

Isobaric surfaces are ____ in warm,less-dense air and ____in cold,more-dense air.​

Accepted Answer

A)  lower;higher
B)  higher;lower
C)  ​constant;unstable
D)  ​unstable;constant
E)  ​nonexistent;stableF) A) and B)
G) A) and C)

Question 2

Air pressure decreases with height more rapidly in cold air than in warm air.

Accepted Answer

A) True 
 B)False

Question 3

Atmospheric air pressure always ____________________ with height.

Accepted Answer

The answer of Atmospheric air pressure always ____________________ with height....

Question 4

Describe Buy's Ballots law.

Accepted Answer

Buys Ballot's law,after the Dutch meteor...

Question 5

Warm air aloft is associated with constant pressure surfaces that are found at ____ altitudes than normal and ____ normal atmospheric pressure aloft.​

Accepted Answer

A)  higher;higher than
B)  higher;lower than
C)  ​lower;higher than
D)  ​lower;lower than
E)  ​lower;the same asF) A) and C)
G) C) and D)

Question 6

Lines connecting points of equal pressure are called

Accepted Answer

A)  isobars.
B)  millibars.
C)  ​contours.
D)  ​isotherms.
E)  ​a coordinate grid.F) A) and B)
G) None of the above

Question 7

The Coriolis force acts at a ____ degree angle to the wind​.

Accepted Answer

A)  10
B)  20
C)  ​30
D)  45
E)  90 ​F) A) and B)
G) A) and C)

Question 8

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will​

Accepted Answer

A)  be unaffected.
B)  double.
C)  ​triple.
D)  ​increase.
E)  ​decrease.F) None of the above
G) B) and C)

Question 9

Meridional wind-flow patterns go​

Accepted Answer

A)  from either north-to-south or south-to-north.
B)  from north-to-south.
C)  ​from south-to-north.
D)  ​from east-to-west.
E)  ​from either east-to-west or west-to-east.F) B) and E)
G) B) and D)

Question 10

The wind around a surface high pressure center in the Northern 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)  ​clockwise and parallel to the center.F) C) and D)
G) A) and D)

Question 11

A station at an altitude of 900 m (about 3,000 feet) above sea level measures an air pressure of 930 mb.Under normal conditions,which of the values below do you think would be the most realistic sea level pressure for this station?

Accepted Answer

A)  840 mb
B)  930 mb
C)  ​1,020 mb
D)  ​1,830 mb
E)  ​1,340 mbF) A) and B)
G) All of the above

Question 12

The most common type of home barometer is called the ____________________ barometer.

Accepted Answer

The answer of The most common type of home barometer...

Question 13

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.​

Accepted Answer

A)  more slowly than
B)  at the same speed as
C)  ​faster than
D)  ​twice as fast as
E)  ​at half the speed asF) C) and E)
G) D) and E)

Question 14

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)  ​clockwise and either outward or inward.F) B) and E)
G) All of the above

Question 15

We can generally expect the air to be ____________________ above areas of surface low pressure and ____________________ above areas of surface high pressure.

Accepted Answer

The answer of We can generally expect the air to...

Question 16

Pressure changes​

Accepted Answer

A)  more rapidly in the horizontal direction than in the vertical.
B)  more rapidly in the vertical direction than in the horizontal.
C)  ​at the same rate in the horizontal and vertical directions.
D)  ​more rapidly in the vertical over land than over the ocean.
E)  ​more rapidly in the horizontal over land than over the ocean.F) B) and D)
G) B) and C)

Question 17

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;increase
E)  ​remain the same;remain the sameF) A) and B)
G) A) and E)

Question 18

On an isobaric surface,

Accepted Answer

A)  altitude is constant.
B)  temperature is constant.
C)  ​pressure is constant.
D)  ​precipitation is constant.
E)  ​cloud coverage is constant.F) A) and D)
G) B) and E)

Question 19

Horizontal pressure variations cause air to move from areas of _____ pressure to areas of ____ pressure.​

Accepted Answer

A)  high;low
B)  low;high
C)  ​low;low
D)  ​high;high
E)  ​high;higherF) A) and B)
G) A) and C)

Question 20

What is considered standard sea-level atmospheric pressure in millibars?​

Accepted Answer

A)  101.25 mb
B)  103.25 mb
C)  ​1013.52 mb
D)  ​1031.25 mb
E)  ​1013.25 mbF) A) and E)
G) B) and D)

Exam 8: Air Pressure and Winds

A station at an altitude of 900 m (about 3,000 feet) above sea level measures an air pressure of 930 mb.Under normal conditions,which of the values below do you think would be the most realistic sea level pressure for this station?

Correct AnswerverifiedShow Answer

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.​

Correct AnswerverifiedShow Answer

On an isobaric surface,

Correct AnswerverifiedShow Answer

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will​

Correct AnswerverifiedShow Answer

The Coriolis force acts at a ____ degree angle to the wind​.

Correct AnswerverifiedShow Answer

The wind around a surface high pressure center in the Northern Hemisphere blows​

Correct AnswerverifiedShow Answer

Describe Buy's Ballots law.

Correct AnswerverifiedBuys Ballot's law,after the Dutch meteor...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

Horizontal pressure variations cause air to move from areas of _____ pressure to areas of ____ pressure.​

Correct AnswerverifiedShow Answer

The most common type of home barometer is called the ____________________ barometer.

Correct AnswerverifiedShow Answer

Meridional wind-flow patterns go​

Correct AnswerverifiedShow Answer

What is considered standard sea-level atmospheric pressure in millibars?​

Correct AnswerverifiedShow Answer

Lines connecting points of equal pressure are called

Correct AnswerverifiedShow Answer

We can generally expect the air to be ____________________ above areas of surface low pressure and ____________________ above areas of surface high pressure.

Correct AnswerverifiedShow Answer

Isobaric surfaces are ____ in warm,less-dense air and ____in cold,more-dense air.​

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Warm air aloft is associated with constant pressure surfaces that are found at ____ altitudes than normal and ____ normal atmospheric pressure aloft.​

Correct AnswerverifiedShow Answer

Pressure changes​

Correct AnswerverifiedShow Answer

Atmospheric air pressure always ____________________ with height.

Correct AnswerverifiedShow Answer

Air pressure decreases with height more rapidly in cold air than in warm air.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Because of friction,surface winds move ____ winds aloft with the same pressure gradient.

Correct Answer
verified

Correct Answer
verified

If upper-level divergence exceeds surface convergence,the air pressure at the center of the surface low will

Correct Answer
verified

The Coriolis force acts at a ____ degree angle to the wind.

Correct Answer
verified

The wind around a surface high pressure center in the Northern Hemisphere blows

Correct Answer
verified

Correct Answer
verified
Buys Ballot's law,after the Dutch meteor...
View Answer

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

Correct Answer
verified

Horizontal pressure variations cause air to move from areas of _ pressure to areas of pressure.

Correct Answer
verified

Correct Answer
verified

Meridional wind-flow patterns go

Correct Answer
verified

What is considered standard sea-level atmospheric pressure in millibars?

Correct Answer
verified

Correct Answer
verified

We can generally expect the air to be above areas of surface low pressure and above areas of surface high pressure.

Correct Answer
verified

Isobaric surfaces are in warm,less-dense air and in cold,more-dense air.

Correct Answer
verified

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

Correct Answer
verified

Warm air aloft is associated with constant pressure surfaces that are found at altitudes than normal and normal atmospheric pressure aloft.

Correct Answer
verified

Pressure changes

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified