Question 1

Station pressure and sea-level pressure can never be the same value.

Accepted Answer

A) True 
 B)False

Question 2

A surface low pressure center is generally associated with ____ on an upper level isobaric chart.​

Accepted Answer

A)  ​a trough 
B)  ​a ridge 
C)  ​zonal flow 
D)  ​convergence 
E)  ​divergence 
A)  ​a trough 
B)  ​a ridge 
C)  ​zonal flow 
D)  ​convergence 
E)  ​divergence

Question 3

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. 
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.

Question 4

​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 mb 
A)  ​840 mb 
B)  ​930 mb 
C)  ​1,020 mb 
D)  ​1,830 mb 
E)  ​1,340 mb

Question 5

Suppose that the winds aloft are geostrophic and blowing from the north. Low pressure is located to the ____________________.

Accepted Answer

The answer of Suppose that the winds aloft are geostrophic...

Question 6

Atmospheric air pressure always ____________________ with height.

Accepted Answer

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

Question 7

In the tropics, pressure rises and falls in a regular pattern ____ a day.​

Accepted Answer

A)  ​once 
B)  ​twice 
C)  ​three times 
D)  ​four times 
E)  ​ five times 
A)  ​once 
B)  ​twice 
C)  ​three times 
D)  ​four times 
E)  ​ five times

Question 8

​The angle at which surface winds cross isobars depends upon surface friction, wind speed, and the height above the surface.

Accepted Answer

A) True 
 B)False

Question 9

Which pressure unit is most commonly used in aviation?​

Accepted Answer

A)  ​bar 
B)  ​millibar 
C)  ​torr 
D)  ​pascal 
E)  ​inches of mercury 
A)  ​bar 
B)  ​millibar 
C)  ​torr 
D)  ​pascal 
E)  ​inches of mercury

Question 10

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Accepted Answer

Contour lines are lines connecting point

Question 11

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. 
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.

Question 12

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; higher 
A)  ​high; low 
B)  ​low; high 
C)  ​low; low 
D)  ​high; high 
E)  ​high; higher

Question 13

What do Newton's first and second laws of motion tell us?

Accepted Answer

Newton's first law of motion states that

Question 14

​The altimeter and barograph are two types of aneroid barometers.

Accepted Answer

A) True 
 B)False

Question 15

Why do daily pressure fluctuations occur, and where on Earth can you find significant daily fluctuations?

Accepted Answer

We might expect to see the surface press

Question 16

​Lines connecting points of equal pressure are called

Accepted Answer

A)  ​isobars. 
B)  ​millibars. 
C)  ​contours. 
D)  ​isotherms. 
E)  ​a coordinate grid. 
A)  ​isobars. 
B)  ​millibars. 
C)  ​contours. 
D)  ​isotherms. 
E)  ​a coordinate grid.

Question 17

​If you (in the Northern Hemisphere) stand with the wind aloft to your back, lower pressure will be to your right and higher pressure to your left.

Accepted Answer

A) True 
 B)False

Question 18

In an aneroid barometer, a general rule is that the higher the reading, the more likely ____ weather will occur, and the lower the reading, the better the chances are for ____ weather.​

Accepted Answer

A)  ​clear; inclement 
B)  ​inclement; clear 
C)  ​cold; warm 
D)  ​windy; still 
E)  ​snowy; rainy 
A)  ​clear; inclement 
B)  ​inclement; clear 
C)  ​cold; warm 
D)  ​windy; still 
E)  ​snowy; rainy

Question 19

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

Question 20

If, at your home in the Northern Hemisphere, the surface wind is blowing from the northwest, the region of lowest pressure will be to the ____ of your home.​

Accepted Answer

A)  ​north 
B)  ​southwest 
C)  ​east 
D)  ​west 
E)  ​northeast 
A)  ​north 
B)  ​southwest 
C)  ​east 
D)  ​west 
E)  ​northeast

Station pressure and sea-level pressure can never be the same value.

A surface low pressure center is generally associated with ____ on an upper level isobaric chart.

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

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?

Suppose that the winds aloft are geostrophic and blowing from the north. Low pressure is located to the ____________________.

Atmospheric air pressure always ____________________ with height.

In the tropics, pressure rises and falls in a regular pattern ____ a day.

The angle at which surface winds cross isobars depends upon surface friction, wind speed, and the height above the surface.

Which pressure unit is most commonly used in aviation?

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Pressure changes

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

What do Newton's first and second laws of motion tell us?

The altimeter and barograph are two types of aneroid barometers.

Why do daily pressure fluctuations occur, and where on Earth can you find significant daily fluctuations?

Lines connecting points of equal pressure are called

If you (in the Northern Hemisphere) stand with the wind aloft to your back, lower pressure will be to your right and higher pressure to your left.

In an aneroid barometer, a general rule is that the higher the reading, the more likely weather will occur, and the lower the reading, the better the chances are for weather.

On an isobaric surface,

If, at your home in the Northern Hemisphere, the surface wind is blowing from the northwest, the region of lowest pressure will be to the ____ of your home.

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

Exam 8: Air Pressure and Winds

Station pressure and sea-level pressure can never be the same value.

A surface low pressure center is generally associated with ____ on an upper level isobaric chart.​

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

​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?

Suppose that the winds aloft are geostrophic and blowing from the north. Low pressure is located to the ____________________.

Atmospheric air pressure always ____________________ with height.

In the tropics, pressure rises and falls in a regular pattern ____ a day.​

​The angle at which surface winds cross isobars depends upon surface friction, wind speed, and the height above the surface.

Which pressure unit is most commonly used in aviation?​

List the information that can be derived from studying the direction and spacing of contour lines and isobars.

Pressure changes​

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

What do Newton's first and second laws of motion tell us?

​The altimeter and barograph are two types of aneroid barometers.

Why do daily pressure fluctuations occur, and where on Earth can you find significant daily fluctuations?

​Lines connecting points of equal pressure are called

​If you (in the Northern Hemisphere) stand with the wind aloft to your back, lower pressure will be to your right and higher pressure to your left.

In an aneroid barometer, a general rule is that the higher the reading, the more likely ____ weather will occur, and the lower the reading, the better the chances are for ____ weather.​

On an isobaric surface,

If, at your home in the Northern Hemisphere, the surface wind is blowing from the northwest, the region of lowest pressure will be to the ____ of your home.​

Earth and Its Atmosphere

Energy - Warming the Earth and the Atmosphere

Seasonal and Daily Temperatures

Atmospheric Humidity

Condensation - Dew - Fog - and Clouds

Stability and Cloud Development

Precipitation

Wind - Small-Scale and Local Systems

Wind - Global Systems

Air Masses and Fronts

Middle Latitude Cyclones

Weather Forecasting

Thunderstorms

Tornadoes

Hurricanes

Earths Changing Climate

Global Climate

Air Pollution

Light - Color and Atmospheric Optics

Filters

A surface low pressure center is generally associated with ____ on an upper level isobaric chart.

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

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?

In the tropics, pressure rises and falls in a regular pattern ____ a day.

The angle at which surface winds cross isobars depends upon surface friction, wind speed, and the height above the surface.

Which pressure unit is most commonly used in aviation?

Pressure changes

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

The altimeter and barograph are two types of aneroid barometers.

Lines connecting points of equal pressure are called

If you (in the Northern Hemisphere) stand with the wind aloft to your back, lower pressure will be to your right and higher pressure to your left.

In an aneroid barometer, a general rule is that the higher the reading, the more likely weather will occur, and the lower the reading, the better the chances are for weather.

If, at your home in the Northern Hemisphere, the surface wind is blowing from the northwest, the region of lowest pressure will be to the ____ of your home.