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45 Cards in this Set
- Front
- Back
Surface ocean currents in the northern hemisphere tend to flow:
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clockwise
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Geostrophic winds are found at:
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upper levels of the atmosphere/high elevation.
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Rossby waves form along the:
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polar front
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The band of rapidly flowing air found aloft above the polar front is a:
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jet stream.
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There is a permanent __________ centered over Antarctica.
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anticyclone
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In a cyclone located in the northern hemisphere winds spiral:
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inward and counterclockwise
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Rossby waves are undulations in the flow path of the:
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upper air westerlies
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In a geostrophic wind, air flows:
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parallel to the isobars.
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In warm areas, pressure tends to ___________ with height than in cold areas.
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decrease less rapidly
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Pressure gradients aloft tend to move from low latitudes towards high latitudes because of:
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more insolation at low latitudes.
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In the upper atmosphere, isobaric surfaces tend to slope downwards from:
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south to north
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The changing weather conditions of monsoon circulation are associated with shifts in the position of the:
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winds
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The differences between northern and southern hemisphere circulation patterns is strongly influenced by differences in:
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land mass configurations
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. The Hadley cell circulations cause ______ along the ITCZ:
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Doldrums, weak surface winds, strong uplift and heavy rains
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The low-latitude atmospheric circulation cell with rising air over the equatorial trough and sinking air over the subtropical high pressure belts is the:
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Hadley cell
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The subtropical high pressure belts are zones of:
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descending air and clear conditions
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The zone where the northeast and southeast trade winds converge is the:
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ITCZ
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The Hadley cell circulations are bounded to the north and south by:
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subtropical high pressure belts
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Which is the following is a component of Hadley cells? Doldrums
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Doldrums, Trade winds and ITCZ.
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The intertropical convergence zone migrates approximately between the:
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tropics of Cancer and Capricorn
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A cyclone is a:
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circular low pressure cell
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An anticyclone is a:
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circular high pressure cell
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In a cyclone located in the southern hemisphere winds spiral:
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inward and clockwise
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In an anticyclone located in the northern hemisphere winds spiral:
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outward and clockwise
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In an anticyclone located in the southern hemisphere winds spiral:
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outward and counterclockwise
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In the northern hemisphere, the Coriolis effect causes winds and currents to veer to the:
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right
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In the southern hemisphere, the Coriolis effect causes winds and currents to veer to the:
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left
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The magnitude of the Coriolis force is largest at the:
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poles
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Atmospheric pressure at sea level is about:
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1 kg/cm2, 15lbs/in2; 101,320 pascals; 1,013 millibars….
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A dry, hot local wind system that contributes to wildfire problems in southern California is the:
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santa ana winds
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A local wind system that flows from land to ocean during the night is called a:
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land breeze
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Pressure gradients drive winds to flow:
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from high to low pressure
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The change in atmospheric pressure measured at right angles to isobars is the:
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pressure gradient
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A local wind system that flows from ocean to land during the late afternoon is called a:
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sea breeze
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A line on a map that connects points of equal pressure is called a(n):
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isobars
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The most violent of all storms are associated with __________ clouds.
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cumulonimbus
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A device used to measure air pressure is the:
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barometer
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If the environmental lapse rate is significantly less than the dry adiabatic rate, a parcel of air will be:
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unstable
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Mountain sickness or altitude sickness, which can occur at elevations above 3000m, is caused by:
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a lack of oxygen
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Air pressure is caused by:
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the mas of air being pulled down by gravity.
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The weight force exerted by a column of air on a surface is called:
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Atmospheric Pressure
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The process in which electromagnetic energy is transferred into heat energy when radiation strikes some form of matter is called:
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Absorption
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When a through flowing current of moist air is forced to move upward over a mountain barrier, the process is referred to as ___
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orogenic precipitation
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During the day, air near the ground surface is primarily warmed by:
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outgoing longwave radiation and sensible heat transfer
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The amount of energy radiated by the earth peaks in the ________ portion of the electromagnetic spectrum.
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infrared
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