Question 1

Typically, corrections need to be made for which of the following factors to obtain the station pressure?

Accepted Answer

A) temperature and gravity 
B) temperature and time 
C) operator error and temperature 
D) temperature and altitude 
A) temperature and gravity 
B) temperature and time 
C) operator error and temperature 
D) temperature and altitude A

Question 2

Which of the following instruments has a dial similar to the one shown in the figure below? ​

Accepted Answer

A) microbarograph 
B) Torricelli thermometer 
C) aneroid barometer 
D) tipping-bucket rain gauge 
A) microbarograph 
B) Torricelli thermometer 
C) aneroid barometer 
D) tipping-bucket rain gauge C

Question 3

Which of the following is the name for a wind flow pattern that has a more or less north-south trajectory?

Accepted Answer

A) gradient flow 
B) zonal flow 
C) meridional flow 
D) cyclostrophic flow 
A) gradient flow 
B) zonal flow 
C) meridional flow 
D) cyclostrophic flow C

Question 4

​  
-The wind is blowing across the contour lines toward an area of which kind of pressure?

Accepted Answer

A) lower pressure 
B) higher pressure 
A) lower pressure 
B) higher pressure

Question 5

The spacing of the height contours on an isobaric weather chart indicates the magnitude of which of the following?

Accepted Answer

A) Coriolis force 
B) frictional force 
C) centripetal force 
D) pressure gradient force 
A) Coriolis force 
B) frictional force 
C) centripetal force 
D) pressure gradient force

Question 6

Since the surface weather map is a sea-level chart, which of the following gives another name for a surface weather map?

Accepted Answer

A) constant pressure chart 
B) constant height chart 
C) constant latitude chart 
D) isobaric chart 
A) constant pressure chart 
B) constant height chart 
C) constant latitude chart 
D) isobaric chart

Question 7

Consider an airplane flying from standard temperature air into warmer than standard temperature air. Without making any correction, the altimeter in the warmer air would indicate which of the following conditions?

Accepted Answer

A) an altitude exactly the same as the airplane's altitude 
B) an altitude correction factor to be used by the pilot 
C) an altitude higher than the airplane's actual altitude 
D) an altitude lower than the airplane's actual altitude 
A) an altitude exactly the same as the airplane's altitude 
B) an altitude correction factor to be used by the pilot 
C) an altitude higher than the airplane's actual altitude 
D) an altitude lower than the airplane's actual altitude

Question 8

Which force causes the wind to blow?

Accepted Answer

A) frictional force 
B) Coriolis force 
C) pressure gradient force 
D) centripetal force 
A) frictional force 
B) Coriolis force 
C) pressure gradient force 
D) centripetal force

Question 9

The solid line indicates the 850 mb pressure level, and points A and B are at the same altitude.
​
​  
-Which of the following describes where Point A lies?

Accepted Answer

A) in an upper-level trough 
B) in an upper-level ridge 
A) in an upper-level trough 
B) in an upper-level ridge

Question 10

If the Earth were to begin rotating in the other direction, would air still rise in the centre of surface low pressure?

Accepted Answer

If the Earth were to begin rotating in t

Question 11

​  
-A stationary air parcel in the northern hemisphere begins to move in which of the following directions?

Accepted Answer

A) west 
B) north 
C) south 
D) east 
A) west 
B) north 
C) south 
D) east

Question 12

Explain why strong upper-level divergence causes the pressure in the centre of a surface low to decrease.

Accepted Answer

Strong upper-level divergence causes the

Question 13

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 14

Under which of the following circumstances would winds aloft in the middle latitudes NOT blow from the west?

Accepted Answer

A) if the tilt of the Earth changed slightly 
B) if the direction of the moon's orbit around the Earth were reversed 
C) if the air over high latitudes became warmer than over the equator 
D) if the Earth's rotation slowed or increased slightly 
A) if the tilt of the Earth changed slightly 
B) if the direction of the moon's orbit around the Earth were reversed 
C) if the air over high latitudes became warmer than over the equator 
D) if the Earth's rotation slowed or increased slightly

Question 15

​  
-Assuming that the figure refers to the northern hemisphere, in which of the following directions will the wind end up blowing?

Accepted Answer

A) east to west 
B) counterclockwise around the high-pressure centre 
C) west to east 
D) clockwise around the high-pressure centre 
A) east to west 
B) counterclockwise around the high-pressure centre 
C) west to east 
D) clockwise around the high-pressure centre

Question 16

On a 500 hPa chart, which of the following represents horizontal changes in altitude that correspond to horizontal changes in pressure?

Accepted Answer

A) isobars 
B) isotherms 
C) contour lines 
D) isotachs 
A) isobars 
B) isotherms 
C) contour lines 
D) isotachs

Question 17

Which of the following terms refers to lines connecting points of equal pressure?

Accepted Answer

A) isobars 
B) isotherms 
C) millibars 
D) contours 
A) isobars 
B) isotherms 
C) millibars 
D) contours

Question 18

Draw a simple northern hemisphere upper-level pressure pattern consisting of several straight, uniformly spaced contour lines running from left to right across your paper. Assume that lower heights are found at the top of your chart. Use arrows to indicate the wind direction and the directions of the pressure gradient force and Coriolis force acting on a moving parcel of air.

Accepted Answer

To draw a simple northern hemisphere upp

Question 19

If the Earth did not rotate, how would winds blow with respect to high- and low-pressure centres?

Accepted Answer

If the Earth did not rotate, the global

Question 20

It takes a greater amount of force to move a heavier object from a standing stop than it does a lighter object. This concept can be explained by which of the following?

Accepted Answer

A) Newton's first law of motion 
B) Newton's second law of motion 
C) gravity 
D) friction 
A) Newton's first law of motion 
B) Newton's second law of motion 
C) gravity 
D) friction

Typically, corrections need to be made for which of the following factors to obtain the station pressure?

Which of the following instruments has a dial similar to the one shown in the figure below?

Which of the following is the name for a wind flow pattern that has a more or less north-south trajectory?

-The wind is blowing across the contour lines toward an area of which kind of pressure?

The spacing of the height contours on an isobaric weather chart indicates the magnitude of which of the following?

Since the surface weather map is a sea-level chart, which of the following gives another name for a surface weather map?

Consider an airplane flying from standard temperature air into warmer than standard temperature air. Without making any correction, the altimeter in the warmer air would indicate which of the following conditions?

Which force causes the wind to blow?

The solid line indicates the 850 mb pressure level, and points A and B are at the same altitude. -Which of the following describes where Point A lies?

If the Earth were to begin rotating in the other direction, would air still rise in the centre of surface low pressure?

-A stationary air parcel in the northern hemisphere begins to move in which of the following directions?

Explain why strong upper-level divergence causes the pressure in the centre of a surface low to decrease.

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

Under which of the following circumstances would winds aloft in the middle latitudes NOT blow from the west?

-Assuming that the figure refers to the northern hemisphere, in which of the following directions will the wind end up blowing?

On a 500 hPa chart, which of the following represents horizontal changes in altitude that correspond to horizontal changes in pressure?

Which of the following terms refers to lines connecting points of equal pressure?

If the Earth did not rotate, how would winds blow with respect to high- and low-pressure centres?

It takes a greater amount of force to move a heavier object from a standing stop than it does a lighter object. This concept can be explained by which of the following?

Earth and Its Atmosphere

Energy: Warming 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

Filters

Exam 8: Air Pressure and Winds

Typically, corrections need to be made for which of the following factors to obtain the station pressure?

Which of the following instruments has a dial similar to the one shown in the figure below? ​

Which of the following is the name for a wind flow pattern that has a more or less north-south trajectory?

​ -The wind is blowing across the contour lines toward an area of which kind of pressure?

The spacing of the height contours on an isobaric weather chart indicates the magnitude of which of the following?

Since the surface weather map is a sea-level chart, which of the following gives another name for a surface weather map?

Consider an airplane flying from standard temperature air into warmer than standard temperature air. Without making any correction, the altimeter in the warmer air would indicate which of the following conditions?

Which force causes the wind to blow?

The solid line indicates the 850 mb pressure level, and points A and B are at the same altitude. ​ ​ -Which of the following describes where Point A lies?

If the Earth were to begin rotating in the other direction, would air still rise in the centre of surface low pressure?

​ -A stationary air parcel in the northern hemisphere begins to move in which of the following directions?

Explain why strong upper-level divergence causes the pressure in the centre of a surface low to decrease.

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

Under which of the following circumstances would winds aloft in the middle latitudes NOT blow from the west?

​ -Assuming that the figure refers to the northern hemisphere, in which of the following directions will the wind end up blowing?

On a 500 hPa chart, which of the following represents horizontal changes in altitude that correspond to horizontal changes in pressure?

Which of the following terms refers to lines connecting points of equal pressure?

If the Earth did not rotate, how would winds blow with respect to high- and low-pressure centres?

It takes a greater amount of force to move a heavier object from a standing stop than it does a lighter object. This concept can be explained by which of the following?

Earth and Its Atmosphere

Energy: Warming 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

Filters

Which of the following instruments has a dial similar to the one shown in the figure below?

-The wind is blowing across the contour lines toward an area of which kind of pressure?

The solid line indicates the 850 mb pressure level, and points A and B are at the same altitude. -Which of the following describes where Point A lies?

-A stationary air parcel in the northern hemisphere begins to move in which of the following directions?

-Assuming that the figure refers to the northern hemisphere, in which of the following directions will the wind end up blowing?