Quiz 5: Wind Essentials
Geology/Geography/Oceanography/Atmospheric Sciences
Q 1Q 1
The horizontal motion of air relative to Earth's surface is
A)barometric pressure.
B)wind.
C)convection flow.
D)a result of equalized pressure across the surface.
E)conduction.
Free
Multiple Choice
B
Q 2Q 2
A(n)is an instrument used to measure wind direction.
A)anemometer
B)wind vane
C)barometer
D)sling psychrometer
E)thermometer
Free
Multiple Choice
B
Q 3Q 3
Winds are named based on
A)the direction from which they originate.
B)the direction in which they are blowing.
C)the scientist who first described them.
D)the altitude at which they occur.
E)consensus by the World Meteorological Organization.
Free
Multiple Choice
A
Q 4Q 4
Sixteen wind directions identified on a wind compass.Winds are named for the direction from which they originate. If a wind is blowing from a compass direction of 202.5°,the wind is from the
A)north (N).
B)south (S).
C)northwest (NW).
D)south-southwest (SSW).
E)north-northeast (NNE).
Free
Multiple Choice
Q 5Q 5
A(n)is an instrument used to measure wind speed.
A)anemometer
B)wind vane
C)barometer
D)sling psychrometer
E)thermometer
Free
Multiple Choice
Q 6Q 6
The Beaufort wind scale measures wind speed
A)with an anemometer.
B)by observed effects.
C)using satellites.
D)with a wind vane.
E)utilizing a barometer.
Free
Multiple Choice
Q 7Q 7
Evangelista Torricelli,a pupil of Galileo,determined
A)atmospheric pressure is uniform in the troposphere.
B)winds flow from airs of high to low pressure.
C)large-scale circulations of winds.
D)air pressure varied with weather conditions.
E)wind speed is a function of pressure gradients.
Free
Multiple Choice
Q 8Q 8
Evangelista Torricelli developed the first
A)aneroid barometer.
B)mercury barometer.
C)anemometer.
D)water-based barometer.
E)vacuum pump barometer.
Free
Multiple Choice
Q 9Q 9
An instrument used to measure air pressure is
A)a wind vane.
B)an aneroid barometer.
C)a mercury thermometer.
D)an anemometer.
E)thermometer.
Free
Multiple Choice
Q 10Q 10
is used in a barometer because .
A)Water;it is liquid at normal air temperature
B)Water;it is denser than mercury
C)Mercury;it will rise more than water will under the same air pressure
D)Mercury;it is denser than water
E)Alcohol;it will not freeze in extreme cold weather
Free
Multiple Choice
Q 11Q 11
The average height of a column of mercury (Hg)in a barometer at sea level is
A)1013 inches.
A)760 mm (76 cm).
B)dependent on the temperature.
C)29.00 millibars.
D)32.01 inches.
Free
Multiple Choice
Q 12Q 12
An increase in air pressure will cause the mercury in a barometer to
A)rise.
B)fall.
C)freeze.
D)boil.
E)condense.
Free
Multiple Choice
Q 13Q 13
An aneroid barometer
A)uses a meter long tube for measuring air pressure.
B)uses a chamber that expands or contracts with changes in air pressure.
C)requires the use of mercury.
D)is a hypothetical instrument for measuring air pressure.
E)is placed in a white louvered box.
Free
Multiple Choice
Q 14Q 14
Airplanes measure their altitude using
A)a mercury barometer.
B)an anemometer.
C)a hygrometer.
D)an aneroid barometer.
E)sextants.
Free
Multiple Choice
Q 15Q 15
Atmospheric pressure readings and conversions.Scales express barometric air pressure in millibars and inches of mercury (Hg),with average air pressure values and recorded pressure extremes. Normal sea level pressure has a value of
A)1013.2 millibars.
B)28.50 inches of lead.
C)32.01 inches of mercury.
D)500 millibars.
E)32.01 inches of mercury
Free
Multiple Choice
Q 16Q 16
Atmospheric pressure readings and conversions.Scales express barometric air pressure in millibars and inches of mercury (Hg),with average air pressure values and recorded pressure extremes. The highest surface air pressure ever recorded occurred when the air was
A)very cold.
B)very hot.
C)very wet.
D)very high above the surface of Earth.
E)moderately warm.
Free
Multiple Choice
Q 17Q 17
Atmospheric pressure readings and conversions.Scales express barometric air pressure in millibars and inches of mercury (Hg),with average air pressure values and recorded pressure extremes. The Earth's lowest barometric pressures are associated with
A)hurricanes (typhoons).
B)frontal systems (cold and warm fronts).
C)cold and dry climates.
D)sea level.
E)very cold temperatures.
Free
Multiple Choice
Q 18Q 18
Which of the following is not a determinant of wind speed and direction?
A)electromagnetic force
B)pressure gradient force
C)Coriolis force
D)friction force
E)gravitational force
Free
Multiple Choice
Q 19Q 19
Which of the following is not true of the wind?
A)It is initiated by the pressure gradient force.
B)It blows from regions of high pressure to regions of low pressure.
C)The direction of flow can be affected by the rotation of Earth.
D)Air blows from regions of hotter air to regions of colder air.
E)Winds are named based on the direction from which they blow.
Free
Multiple Choice
Q 20Q 20
Air flow is initiated by the
A)Coriolis force.
B)pressure gradient force.
C)friction force.
D)centrifugal force.
E)gravitational force.
Free
Multiple Choice
Q 21Q 21
Which of the following describes the pressure gradient force?
A)It drives air from areas of higher to lower barometric pressure.
B)It decreases with height above the surface.
C)It causes apparent deflection of winds from a straight path.
D)It is the only force acting on atmospheric flows in the upper troposphere.
E)It exerts a virtually uniform force on the atmosphere.
Free
Multiple Choice
Q 22Q 22
A isoline of equal pressure plotted on a weather map is known as an
A)isotherm.
B)isoplat.
C)isobar.
D)isohyet.
E)isobath.
Free
Multiple Choice
Q 23Q 23
On a weather map of air pressure,what can you infer from a closer spacing of isobars?
A)little without knowing temperature patterns
B)a steep pressure gradient creating a slower flow of air
C)a steep pressure gradient creating a faster flow of air
D)higher pressures
E)a weak pressure gradient creating a slower flow of air
Free
Multiple Choice
Q 24Q 24
If there is a steeper pressure gradient,wind will be than areas with a gradual pressure gradient.
A)lighter
B)warmer
C)stronger
D)cooler
E)weaker
Free
Multiple Choice
Q 25Q 25
The Coriolis force
A)drives air from areas of higher to lower barometric pressure.
B)decreases with height above the surface.
C)causes the apparent deflection of winds from a straight path.
D)is the only force acting on flows of air in the upper troposphere.
E)exerts a virtually uniform force on the atmosphere.
Free
Multiple Choice
Q 26Q 26
The Coriolis force-an apparent deflection Objects and wind moving over distance and time on Earth's surface are
A)always deflected from a straight path to the west in the Southern Hemisphere.
B)affected only by the pressure gradient and friction force.
C)always deflected to the right by the friction force.
D)apparently deflected from a straight path to the right in the Northern Hemisphere.
E)uniformly affected regardless of the latitude at which the objects and winds are found.
Free
Multiple Choice
Q 27Q 27
The deflection produced by the Coriolis force is caused by
A)Earth's rotation on its axis.
B)differing pressure gradients.
C)friction caused by gravitational force.
D)air temperature differences.
E)the uneven heating of Earth's surface.
Free
Multiple Choice
Q 28Q 28
Which of the following is true regarding the effects of the Coriolis force?
A)The amount of Coriolis deflection is uniform from equator to poles.
B)Coriolis deflection occurs only along parallels,not meridians.
C)The Coriolis force is zero at the poles,increasing to maximum along the equator.
D)The strength of the apparent deflection varies with speed of Earth's rotation.
E)Slowly moving objects are deflected more than rapidly moving objects.
Free
Multiple Choice
Q 29Q 29
The Coriolis force-an apparent deflection If an airplane flew from the North Pole due south along the 90° meridian and did not correct course,it would land
A)on the 90° meridian.
B)east of the 90° meridian.
C)west of the 90° meridian.
D)north of the 90° meridian.
E)south of the 90° meridian.
Free
Multiple Choice
Q 30Q 30
If Earth did not rotate,air would flow
A)perpendicular to the isobars,i.e. ,straight across the isobars.
B)to the right of its direction of motion in the Northern Hemisphere.
C)to the left of its direction of motion in the Northern Hemisphere.
D)parallel to the isobars.
E)in a circular pattern.
Free
Multiple Choice
Q 31Q 31
Which of the following would cause the Coriolis force to increase?
A)increase in wind speed
B)occurrence closer to the equator
C)increase in friction
D)movement over very small areas
E)Nothing;the Coriolis force is a constant.
Free
Multiple Choice
Q 32Q 32
If surface winds were influenced only by the pressure gradient force and Coriolis force (i.e. ,without the frictional force),
A)winds would flow in a straight line from areas of higher to lower pressure.
B)winds would flow parallel to isobars and at high rates of speed.
C)there would be no winds at all.
D)the effects would vary depending on surface texture.
E)wind speed and direction would be reduced.
Free
Multiple Choice
Q 33Q 33
In the absence of friction,the combined effect of the Coriolis force and the pressure gradient force produces
A)geostrophic winds at altitude above the ground.
B)surface winds.
C)air flow from low to high pressure centers.
D)air flow in a north-south direction.
E)air flow perpendicular to the isobars.
Free
Multiple Choice
Q 34Q 34
The frictional force effect on winds
A)is lessened in areas with rougher surfaces.
B)is negligible at altitudes above 500 m (~1,600 ft).
C)increases with increasing altitude.
D)is constant,regardless of time of day or year.
E)increases with altitude.
Free
Multiple Choice
Q 35Q 35
Upper tropospheric winds that flow parallel to isobars are called
A)geostrophic winds.
B)NE trades winds.
C)easterlies.
D)westerlies.
E)Hadley cells.
Free
Multiple Choice
Q 36Q 36
Three physical forces that produce winds: pressure gradient,Coriolis,and friction. The figure shows examples of
A)a high pressure center (anticyclone).
B)winds influenced by the pressure gradient force only.
C)wind movement based on the frictional force only.
D)geostrophic winds.
E)winds influenced by the Coriolis force only.
Free
Multiple Choice
Q 37Q 37
Which of the following is true of high pressure areas?
A)Air ascends and converges.
B)Air descends and diverges.
C)Air ascends and diverges.
D)Air descends and converges.
E)They are called cyclones.
Free
Multiple Choice
Q 38Q 38
Air flow in a Northern Hemisphere high pressure zone is
A)downward,outward and clockwise.
B)downward,outward and counterclockwise.
C)inward,upward and clockwise.
D)inward,upward and counterclockwise.
E)downward,inward and clockwise.
Free
Multiple Choice
Q 39Q 39
Which is true of air flowing into low pressure center?
A)Air converges and ascends.
B)Air diverges and ascends.
C)Air converges and descends.
D)Air diverges and descends.
E)The air movement is called anticyclonic.
Free
Multiple Choice
Q 40Q 40
In the Northern Hemispheres,winds spiraling counterclockwise into a low pressure area are
A)cyclonic.
B)anticyclonic.
C)geostrophic..
D)meridional.
E)Coriolis.
Free
Multiple Choice
Q 41Q 41
Which of the following matches is incorrect relative to air circulation?
A)anticyclone - high pressure center
B)cyclone - low pressure center
C)anticyclone - clockwise circulation in the Southern Hemisphere
D)cyclone - counterclockwise in the Northern Hemisphere
E)cyclone - clockwise circulation in the Southern Hemisphere
Free
Multiple Choice
Q 42Q 42
Which of the following is an example of primary circulation?
A)migratory high and low pressure systems
B)the monsoons
C)general circulation of the atmosphere
D)land and sea breezes
E)Santa Ana winds
Free
Multiple Choice
Q 43Q 43
Which of the following is an example of secondary circulation?
A)migratory high and low pressure systems
B)weather patterns
C)general circulation of the atmosphere
D)mountain and valley breezes
E)Santa Ana winds
Free
Multiple Choice
Q 44Q 44
Which of the following is an example of tertiary circulation?
A)migratory high and low pressure systems
B)subtropical high pressure systems
C)general circulation of the atmosphere
D)weather patterns
E)land-sea breezes
Free
Multiple Choice
Q 45Q 45
Which of the following primary pressure areas are produced by thermal factors,rather than dynamic factors?
A)subtropical high and subpolar low
B)equatorial low and polar high
C)equatorial low and Bermuda High
D)Aleutian Low and Icelandic Low
E)Azores High and Icelandic Low
Free
Multiple Choice
Q 46Q 46
Which of the following primary pressure areas are produced by dynamic factors,rather than thermal factors?
A)subtropical high and subpolar low
B)equatorial low and polar high
C)equatorial low and Bermuda high
D)polar high and Icelandic Low
E)Azores High and equatorial low
Free
Multiple Choice
Q 47Q 47
During the winter,the Bermuda High migrates to the and becomes the .
A)east;Aleutian Low
B)west;Pacific High
C)west;Aleutian Low
D)west;Azores High
E)east;Azores High
Free
Multiple Choice
Q 48Q 48
The Aleutian low and Icelandic low are
A)dominant in the winter and weaken or disappear in the summer.
B)dominant in the summer and weaken or disappear in the winter.
C)dominant in the spring and fall and weaken or disappear in the summer and winter.
D)dominant year-round,but tend to be strongest in the summer.
E)dominant in the summer and winter and weaken or disappear in the spring and fall.
Free
Multiple Choice
Q 49Q 49
The intertropical convergence zone is characterized by
A)convergence and uplift of warm surface air.
B)convergence and subsidence of cold surface air.
C)divergence and uplift of warm surface air.
D)divergence and subsidence of cold surface air.
E)low rainfall and cool conditions.
Free
Multiple Choice
Q 50Q 50
Which of the following is not true of the intertropical convergence zone (ITCZ)?
A)Constant high Sun altitude and daylength create energy surpluses.
B)Warm,moisture-laden airs converge along the ITCZ.
C)A band of precipitation is associated with the ITCZ.
D)Lighter,less dense air,rising air characterize the ITCZ.
E)The ITCZ is stationary throughout the year.
Free
Multiple Choice
Q 51Q 51
The intertropical convergence zone (ITCZ)is associated with
A)the horse latitudes.
B)the principal midlatitude circulations.
C)the equatorial low-pressure trough.
D)subtropical high-pressure development.
E)year-round exceptionally dry conditions.
Free
Multiple Choice
Q 52Q 52
The winds converging at the equatorial low are known as
A)polar easterlies.
B)westerlies.
C)doldrums.
D)jet streams.
E)trade winds.
Free
Multiple Choice
Q 53Q 53
Calm winds associated weak pressure gradient and the vertical ascent of air in the ITCZ are known as
A)Hadley cells.
B)the horse latitudes.
C)the doldrums.
D)westerlies.
E)Azores High.
Free
Multiple Choice
Q 54Q 54
The tropical atmospheric circulation associated with rising winds along the intertropical convergence zone (ITCZ)and descending air in the subtropics are called
A)polar cells.
B)Ferrel cells.
C)Rosby waves.
D)Hadley cells.
E)jet streams.
Free
Multiple Choice
Q 55Q 55
Which of the following is true of Hadley cells?
A)They dominate the polar circulation.
B)Upper-air flow moves northward and southward into the subtropics.
C)They are associated with the subpolar low pressure systems.
D)They occur at great depth in the oceans.
E)The westerlies emerge as a result of these cells.
Free
Multiple Choice
Q 56Q 56
Winds that blow predominantly from the northeast and the southeast and converging at the ITCZ are the
A)westerlies.
B)polar easterlies.
C)horse latitudes.
D)trade winds.
E)jet streams.
Free
Multiple Choice
Q 57Q 57
On Earth between 30° north and the equator,winds flow from the as they flow out of the pressure zone toward the ITCZ.
A)NE;subtropical high
B)NW;subtropical high
C)SE;subtropical high
D)SW;subtropical high
E)NE;polar high
Free
Multiple Choice
Q 58Q 58
Between 20° to 35° north and 20° to 35° south are
A)the largest zone of water surpluses in the world.
B)warm and wet conditions,and the world's great tropical forests.
C)the world's arid and semi-arid desert regions.
D)cyclonic systems of low pressure.
E)converging winds resulting in moist,warm rising air.
Free
Multiple Choice
Q 59Q 59
Which of the following is associated with the Sahara and the Arabian Deserts?
A)subpolar lows
B)world's equatorial rain forests
C)subtropical high pressure
D)major agricultural regions
E)intertropical convergence zone
Free
Multiple Choice
Q 60Q 60
Regions of windless,hot,dry air in the subtropical highs are colloquially known as
A)Hadley cells.
B)the doldrums.
C)the horse latitudes.
D)westerlies.
E)ITCZ.
Free
Multiple Choice
Q 61Q 61
Light and variable winds-which caused difficulties for mariners in the days of sailing ships- occur under the
A)subpolar low and equatorial low.
B)subpolar low and subtropical high.
C)equatorial low and subtropical high.
D)equatorial low and subpolar low.
E)westerlies and trade winds.
Free
Multiple Choice
Q 62Q 62
Subtropical high-pressure system in the Atlantic The subtropical high pressure system in the Atlantic and associated cool and warm currents
A)bring cool waters to the eastern shores of the United States.
B)influence the warm and dry conditions in the Bahamas.
C)circulate warm ocean currents along the western African coast.
D)contribute west African deserts (dry,stable climate).
E)result in heavy rainfall on the western side of continents.
Free
Multiple Choice
Q 63Q 63
Subtropical high-pressure system in the Atlantic The western side of subtropical high pressure cells
A)tends to be cool and moist.
B)produces surface winds that pass over warm ocean currents.
C)has strong subsidence resulting in dry,semi-arid and arid surface conditions.
D)remains in the same position all year;i.e. ,they do not migrate with the high Sun.
E)corresponds with Earth's major desert regions.
Free
Multiple Choice
Q 64Q 64
The dominant surface winds from the subtropics to high latitudes are the
A)westerlies.
B)trade winds.
C)polar easterlies.
D)geostrophic winds.
E)jet streams.
Free
Multiple Choice
Q 65Q 65
On Earth between 30° and 60° north,winds flow from the as they flow out of the pressure zone toward the pressure zone.
A)northeast;subtropical high;subpolar low
B)west-southwest;subtropical high;subpolar low
C)northeast;subpolar low;subtropical high
D)west-southwest;subpolar low;subtropical high
E)southeast;ITCZ;subtropical high
Free
Multiple Choice
Q 66Q 66
The area of conflict between colder and warmer air masses in the subpolar region
A)is most distinctive during summer months in each respective hemisphere.
B)is unrelated to the formation of cyclonic storms.
C)is termed the polar front.
D)is referred to as the subtropical contact zone.
E)encircles Earth at about the latitude of the polar high.
Free
Multiple Choice
Q 67Q 67
The polar high pressure system is best characterized as
A)converging and ascending cool air.
B)cold and dry with weak anticyclonic high pressure.
C)strong cyclonic activity during the long summer months.
D)cool and moist year-round.
E)an area of contrast between cold and warm air.
Free
Multiple Choice
Q 68Q 68
The polar high pressure cells
A)are the strongest of the four primary pressure areas.
B)are cyclonic in nature.
C)produce the weak,variable polar easterlies.
D)are more pronounced at the North Pole than at the South Pole.
E)are associated with the polar front.
Free
Multiple Choice
Q 69Q 69
Which association is incorrect?
A)Equatorial low - Hot/Dry
B)Polar High - Cold/Dry
C)Subpolar low - 60° N/S
D)Subtropical High - 20-35° N/S
E)ITCZ - 20-35° N/S
Free
Multiple Choice
Q 70Q 70
Which is true of upper atmospheric circulation?
A)It refers to the winds in the thermosphere.
B)These winds are unrelated to surface weather patterns and of no consequence to the atmosphere's general circulation.
C)Middle and upper tropospheric circulation is an important component of the atmosphere's general circulation.
D)These winds flow principally from the east in the mesosphere.
E)These stratospheric winds are responsible for the movement of CFCs to the poles,contributing to ozone depletion.
Free
Multiple Choice
Q 71Q 71
are waving undulations within the upper-air westerly wind flow.
A)Hadley cells
B)Rossby waves
C)The jet stream
D)Monsoons
E)Ferrel cells
Free
Multiple Choice
Q 72Q 72
The 2014 winter storm dubbed the "polar vortex" was associated with moving further south than usual.
A)Hadley cells
B)Rossby waves
C)the jet stream
D)monsoons
E)Ferrel cells
Free
Multiple Choice
Q 73Q 73
The most prominent movement in the upper-level westerly geostrophic wind flows are the
A)Rossby waves.
B)jet streams.
C)cyclones.
D)anticyclones.
E)Ferrel cells
Free
Multiple Choice
Q 74Q 74
Which of the following is false regarding the jet streams?
A)Core speeds can exceed 300 kmph (190 mph).
B)They weaken during each of the hemisphere's summer and strengthen during its winter.
C)They occur above the subtropics and the polar front.
D)They have no known effect on surface weather systems.
E)They can be several hundred kilometers wide and over 2 km thick.
Free
Multiple Choice
Q 75Q 75
Sea-breezes
A)result from water heating and cooling faster than land surfaces.
B)form because of higher pressure over the land than the sea.
C)involve onshore (toward the land)air flows that develop in the afternoon.
D)occur because warmer air is denser and settles to the surface of the land.
E)tend to cause higher temperatures on land as winds blow towards the sea.
Free
Multiple Choice
Q 76Q 76
Mountain and valley breezes
A)are characterized by warmer air descending mountain slopes during the day and valley air ascending the mountain slopes at night.
B)are caused by valley floors heating more quickly than valley slopes during the day and cooling more rapidly at night.
C)involve warm air rising upslope during the day,creating an area of low pressure;at night it is reversed with a low pressure area forming on the valley floor.
D)are secondary wind systems.
E)result from daytime high pressure systems developing upslope.
Free
Multiple Choice
Q 77Q 77
During the day along the coast,the wind tends to blow toward the because .
A)land;land heats more rapidly than water
B)land;land heats more slowly than water
C)water;water heats more slowly than land
D)water;water heats more rapidly than land
E)areas of highest pressure;land and water have similar specific heat
Free
Multiple Choice
Q 78Q 78
Santa Ana winds
A)bring cool,moisture-laden air from the east to the southern California coast.
B)are not associated with pressure gradients in the way other winds are.
C)flow from lower to higher elevation,expanding and cooling in the process.
D)blow eastward,bringing moisture laden air from the Pacific Ocean to the Great Basin.
E)create wildfire conditions by bringing heat and dryness as they flow southwest.
Free
Multiple Choice
Q 79Q 79
Katabatic winds are
A)localized winds associated with sea-breezes.
B)another name for mountain-valley breezes.
C)unrelated to pressure differences.
D)regional-scale,gravity-driven winds that bring high density air downslope.
E)usually weaker than local winds,but significant due to the area they cover.
Free
Multiple Choice
Q 80Q 80
Dry,warm downslope winds occurring on the leeward side of Cascades and Rockies are called
A)bora.
B)mistral.
C)chinooks.
D)taku.
E)monsoons.
Free
Multiple Choice
Q 81Q 81
Seasonally shifting wind systems associated with the annual cycle of returning precipitation are known as
A)sea breezes.
B)Santa Ana winds.
C)chinook winds.
D)katabatic winds.
E)monsoons.
Free
Multiple Choice
Q 82Q 82
Monsoonal winds are
A)katabatic in nature.
B)regional wind systems that seasonally vary.
C)limited to the Indian subcontinent.
D)a form of mountain-valley wind.
E)the Asian equivalent of Santa Ana winds.
Free
Multiple Choice
Q 83Q 83
Which of the following is not associated with the Asian monsoon pattern?
A)unequal heating between the Asian landmass and Indian Ocean
B)shifting migration of the ITCZ bringing moisture-laden air to the area during the summer
C)summer low pressure zones over the ocean and high pressure zone over land
D)high amounts of precipitation,including record-breaking rainfall
E)hot moisture-laden winds flowing towards and uplifted by the Himalayas
Free
Multiple Choice
Q 84Q 84
Which of the following is not true regarding human influence on monsoon pattern?
A)Most scientists concur that human activity will have little effect on monsoonal patterns.
B)Warming temperatures caused by increased greenhouse gases may increase monsoon precipitation.
C)Rising concentrations of aerosols may cause an overall drop in monsoon precipitation.
D)The relationships are complex and further compounded by natural oscillations in global circulation.
E)Reduced heating of land areas from aerosols and rising sea surface temperatures may decrease pressure differences between land and water.
Free
Multiple Choice
Q 85Q 85
A monsoon climate is characterized by summers and winters.
A)dry;dry
B)dry;wet
C)wet;dry
D)wet;wet
E)moderately humid;moderately humid
Free
Multiple Choice
Q 86Q 86
Which of the following is true of India's weather patterns?
A)Monsoonal rains are heaviest in winter from December to February.
B)The shifting of the intertropical convergence zone and upper air circulation brings heavy precipitation in summer from June to September.
C)Dry winds desiccate the land during each summer.
D)They are characterized by an even distribution of precipitation throughout the year.
E)They are an example of primary atmospheric circulation.
Free
Multiple Choice
Q 87Q 87
Wind-speed map of the contiguous United States Within the United States,the areas best suited for wind energy development based on predicted average wind speeds is
A)the West Coast.
B)the East Coast.
C)the South,particular along the Florida peninsula.
D)the Great Plains (central U.S. ).
E)the Appalachian Mountains.
Free
Multiple Choice
Q 88Q 88
Which of the following is not true about electricity generated by wind?
A)It is cost-competitive with electricity generated by coal,oil,and nuclear.
B)Turbines have been installed in over 81 countries.
C)It could help reduce carbon dioxide emissions.
D)There are numerous economic and social benefits associated with wind energy.
E)It is non-renewable and has been linked to adverse human health effects.
Free
Multiple Choice
Q 89Q 89
Which country currently has the highest installed wind energy capacity?
A)Germany
B)The United States
C)Ethiopia
D)China
E)El Salvador
Free
Multiple Choice
Q 90Q 90
Which of the following is not important in shaping ocean currents?
A)the frictional drag of winds
B)the Coriolis force and water density differences
C)land-sea breezes
D)configuration of continents and the ocean floor
E)density differences caused by temperature and salinity
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Multiple Choice
Q 91Q 91
The great circulations in the ocean basins occur around the pressure systems and are known as .
A)subpolar low;ocean streams
B)subtropical high;ocean streams
C)subpolar low;gyres
D)ITCZ;Eckman transport
E)subtropical high;gyres
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Multiple Choice
Q 92Q 92
Major ocean currents and the five subtropical gyres.[After the U.S.Naval Oceanographic Office.] In the Northern Hemisphere,ocean currents move about high-pressure cells;in the Southern Hemisphere ocean currents move about high-pressure cells.
A)counterclockwise;clockwise
B)parallel;perpendicular
C)clockwise;counterclockwise
D)perpendicular;parallel
E)perpendicular;clockwise
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Multiple Choice
Q 93Q 93
Trade winds drive ocean surface waters
A)northward.
B)southward.
C)eastward.
D)westward.
E)northeasterly.
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Multiple Choice
Q 94Q 94
The equatorial currents are driven by
A)the upper-level easterlies.
B)the trade winds.
C)salinity differences in the ocean.
D)monsoon winds.
E)polar jet stream.
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Multiple Choice
Q 95Q 95
The western intensification causes water to pile up ,forcing water to flow in strong currents.
A)against eastern shore of continents;northward and southward
B)at the equator;eastward and westward
C)along western shores of continents;downward,then eastward
D)around the subtropical highs;in all directions
E)at the tropics;equatorward
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Multiple Choice
Q 96Q 96
Where surface water is swept away from a coast,occurs,bringing cold,nutrient rich waters to the surface.
A)intensification
B)downwelling
C)thermohaline circulation
D)gyres
E)upwelling
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Multiple Choice
Q 97Q 97
Which of the following is true of thermohaline circulation?
A)Thermohaline currents travel at greater speeds than surface currents.
B)Thermohaline currents are largely wind driven.
C)Thermohaline currents are deep currents caused by differences in temperature and salinity.
D)Due to their depths,thermohaline currents carry limited volumes of water.
E)The circulation has a definitive beginning and end,at the equator and poles,respectively.
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Multiple Choice
Q 98Q 98
The El Niño-Southern Oscillation
A)occurs every year around Christmas time in the southern Pacific Ocean.
B)is a periodic shift of high and low pressure zones over the western and eastern Pacific,respectively,usually occurring every 2 to 12 years.
C)is a pattern of sea surface,air pressure,and wind shifts between the northern and tropical western Pacific.
D)is a north-south fluctuation of high and low pressure zones in the North Atlantic Ocean.
E)has weakened throughout the 20th Century and is expected to disappear completely in the first couple of decades of the 21st century.
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Multiple Choice
Q 99Q 99
Normal and El Niño conditions in the Pacific The El Niño-Southern Oscillation is associated with the following except
A)drier conditions over the western Pacific and wetter conditions in the eastern Pacific.
B)slowing of upwelling along the South American Coast.
C)cooler than normal ocean along the west coast of South America.
D)higher pressure than normal over the western Pacific and lower pressure over the eastern Pacific.
E)a weakening to reversal of the trade winds.
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Multiple Choice
Q 100Q 100
100) Normal and El Niño conditions in the Pacific Which of the following is associated with an ENSO event?
A)enhanced upwelling in the Humboldt (Peru)current
B)increased thermocline in the eastern Pacific
C)cooler than normal sea surface temperatures along the western South American coast
D)higher pressure over the western Pacific and lower pressure over the eastern Pacific
E)stronger than normal trade winds
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Multiple Choice
Q 101Q 101
101) Global impacts of El Niño (top)and La Niña (bottom)from December--February (Northern Hemisphere winter). Which of the following is associated with a La Niña-ENSO Phase?
A)stronger hurricanes in the eastern Pacific
B)droughts in South Africa,India,Australia,and the Philippines
C)wetter conditions throughout Indonesia,the South Pacific,and northern Brazil
D)dryer conditions in the western Pacific and across Indonesia
E)warmer conditions in parts of Canada
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Multiple Choice
Q 102Q 102
Which natural oscillation in global circulation is associated with shifts in patterns of sea surface temperatures,air pressure,and winds between the northern and tropical western Pacific?
A)El Niño-Southern Oscillation
B)La Niña
C)Pacific Decadal Oscillation
D)North Atlantic Oscillation
E)Arctic Oscillation
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Multiple Choice
Q 103Q 103
Which of the following is not a human impact on atmospheric and oceanic circulation?
A)Melting sea ice in the Arctic leads to weakening of the jet stream.
B)Asian air pollution affects monsoonal wind flow.
C)ENSO affects global weather patterns and human lives.
D)Climate change may affect ocean currents and thermohaline circulation.
E)Climate change affects natural oscillations in circulation.
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Multiple Choice
Q 104Q 104
Discuss how and why Torricelli developed the mercury barometer,along with an explanation of the barometer itself and the physical processes behind its function.Also discuss how an aneroid barometer works.
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Q 106Q 106
Examine in detail the various ways in which wind speed and direction are determined by the pressure gradient force,the Coriolis force,and friction.
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Q 108Q 108
Describe the four main pressure areas of the Northern Hemisphere and discuss their effects on major wind patterns.
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Q 110Q 110
Describe the formation of ridges and troughs in the upper atmosphere and how they are connected with weather patterns.
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Q 115Q 115
Describe the formation and characteristics of both surface ocean currents and deep ocean currents.
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Q 116Q 116
Describe deep-ocean thermohaline circulation.Discuss the relationship between thermohaline circulation and global climate change.
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