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GEOL 1302 Final Exam Review Flashcards | StudBud
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GEOL 1302 Final Exam Review
GEOL 1302 Final Exam Review
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1
Atmospheric circulation is maintained because the planetary-scale winds split into three belts in each hemisphere.
easterly trade winds, midlatitude westerly, polar easterly
easterly trade winds, midlatitude easterly, polar westerly
westerly trade winds,midlatitude westerly, polar westerly
westerly trade winds,midlatitude easterly, polar easterly
2
Where does deep water form in the Northern hemisphere.
Gulf of Mexico
North pacific
North atlantic
3
A large-scale, horizontal and frictionless wind blowing parallel to isobars with a curved path.
geostrophic wind
onshore wind
gradient wind
sinking air
4
Large-scale systems of rotating currents
Gyres
Jet streams
Ekman spiral
El nino
5
Surface ocean currents are _________, so ocean surface water mirror long-term planetary-scale atmospheric circulation.
power-driven
wind-driven
multi-driven
6
Methane release from melting permafrost is a ______ feedback.
negative
null
positive
7
The atmosphere circulates because of ______ ______ within the planetary system.
pressure gradient
wind direction
vertical motion
temperature gradient
8
Weaker trade winds lead to ___ conditions in the eastern tropical Pacific and ____ will likely to arise.
cold, La Nina
Cold, La Nina
cold, El Nino
warm, El Nino
9
Which of the following best describes friction?
friction is always opposite of wind force
friction acts to the right of motion in the Northern hemisphere.
friction is directed from high pressure to low pressure.
10
a positive feedback mechanism that accelerates melting of sea ice and amplify warming.
glacial-evaporation feedback
polarity feedback
Ice-albedo feedback
Methanogenesis feedback
11
Relatively narrow corridors of very strong winds within the atmosphere.
Cyclones
Jet stream
Anticyclones
Wind belt
12
Wind direction is always designated and reported as ____________________________.
the location of the wind.
the force at which the wind blows.
the direction from which the wind blows.
the speed at which the wind blows.
13
Increasing methane emissions due to highertemperatures pose another positive feedback
True
False
14
What is the wrong description of upwelling and downwelling.
The world's most productive fisheries are in the area of coastal upwelling.
Coastal upwelling transport dissolved nutrients from the ocean depths...
In Coastal upwelling, surface layer nutrient-deficient water thickens
Downwelling reduces biological productivity.
15
Atlantic meridional overturning circulation describes primarily _____ movement of warm surface water.
eastward
northward
westward
Southward
16
Horizontal divergence is associated with _______ air.
still
sinking
rising
17
Air mass from east-west in North hemi mid latitude. What's the direction of the Coriolis force acting upon the air mass?
from west to east
from east to west
from south to north
from north to south
18
Which type of feedback is the ice-albedo feedback?
positive
negative
null
19
Solar changes are _______ factors to the Earth's climate system.
internal
external
20
Wind blowing
from
a landmass
to
a large body of water is called _________.
onshore wind
offshore wind
21
Isobars on weather maps refer to lines of constant ________.
temperature
pressure
wind gradient
22
The net radiative forcing to the present climate is _______.
anthropogenic
amobes
natural
23
Arctic amplification refers to the fact that the Arctic is warming _____ the Northern Hemisphere.
slower than
at the same rate as
faster than
24
The record of atmospheric carbon dioxide from NOAA's Mauna Lao Obervatory in Hawaii
ur mom
50%
Areosols
Keeling curve
25
Cold front is located to _____ of the cyclone center.
the North
the South
any location
26
The Meridional flow goes from _____ to _____.
south-north
north-south
east-west
west-east
27
A weak meridional component causes cold air masses to stay to the north while warm air masses remain in the south.
False
True
28
The world's desert are found at 30. Latitude because?
the intertropical convergence zone is located there.
of the sinking air of the polar front.
of the convergence of the prevailing westerlies and the northeast Trades.
of the sinking air of the subtropical highs.
29
Which two convergence zones are belts of low surface air pressure?
Subpolar and polar
Equatorial and subpolar
Subtropical and polar
Subtropical and polar
30
In an anticyclone, descending air causes temperature and saturation vapor pressure to _____.
increase
decrease
stay the same
31
Weather systems so small they influence only a portion of a county or large city, such as thunderstorms, & sea breezes.
Planetary scale
Microscale
Mesoscale
Synoptic scale
32
The albedo of snow-covered sea ice is about ___.
55%
25%
85%
75%
33
Isobars that join areas with the same air pressure (high pressure ridges, low pressure tough)
pressure gradient force
zonal flow
wind belts
weather maps
34
Where wind diverges, air descends, is compressed and warms, and the weather is generally fair and dry.
Horse latitudes
Meridional latitudes
Polar latitudes
Wind latitudes
35
Continental or oceanic weather systems, such as extratropical cyclones, hurricanes, and air masses.
Synoptic scale
Microscale
Planetary scale
Mesoscale
36
Which of the following will occur when trade winds across the tropical pacific strengthen?
El Nino
El Nina
Neutral condition
37
How will Sea-level change when the floating ice in the ocean melts?
does not change
decreases
increases
38
Weather system that covers a very small area, such as several city blocks or a small town, such as a tornado.
Planetary scale
Synoptic scale
Microscale
Mesoscale
39
During neutral conditions in the tropical pacific, warmer SST is located on the ______ side of the pacific.
west
north
east
south
40
The change in air pressure over a distance; can occur both vertically and horizontally.
isobar
coriolis force
temperature gradient
pressure gradient
41
The Keeling curve shows the increasing trend of which greenhouse gas in the atmosphere?
H2O
CH4
CO2
NO2
42
Which type of aerosols exert an overall cooling effect on the climate?
black carbon
zinc
neon
sulfate
43
Surface winds in a Northern Hemisphere __________ blow clockwise and spiral outward.
low pressure
high pressure
cyclone
anticyclone
44
Wind blowing from a large body of water
toward
or
onto
a landmass is called _______.
onshore wind
offshore wind
45
Which variations doesn't Milankovitch cycles include?
eccentricity
precession
sunspot
tilt
46
Surface winds in a Northern Hemisphere _________ blow counterclockwise and spiral inward
anticyclone
cyclone
low pressure
high pressure
47
Sulfurous aerosols raise the atmosphere's albedo directly by ________ to space.
scattering sunlight
transporting black carbon
raising carbon dioxide
spurring clouds
48
What is the primary driver of large-scale winds?
Gravity
Pressure gradient
Friction
Earth rotation
49
Most permafrost occurs when the mean annual air temperature is close to _____
32 degrees Celsius
0 degrees Celsius
21 degrees Celsius
10 degrees Celsius
50
Which two convergence zones lead to ascending air, cloud development & precipitation?
subpolar and divergent
Intertropical and subpolar
equatorial and divergent
equatorial and intertropical
51
The Coriolis force arises from the rotation of Earth on its axis.
False
True
52
The horizontal pressure gradient force does NOT balance the Coriolis force.
True
False
53
Black carbon remains in the atmosphere for about a week
True
False
54
The biological pump in the ocean ____ CO2 in the atmosphere.
decreases
does not change
increases
55
Which decay of organic matter generates methane?
aerobic decay
anaerobic decay
56
The albedo of Ice-free Arctic Ocean water is about ____.
25%
78%
40%
56%
57
Tiny droplets of sulfuric acid and sulfate particles in the air.
Albedo
Methane
White carbon
Sulfurous aerosols
58
Which two divergence zones are belts of high surface air pressure?
equatorial and subpolar
equatorial and polar
polar and subpolar
subtropical and polar
59
Surface wind direction crosses the isobars at about 30 degrees ___ low pressure and ______ high pressure.
below; above
into; out of
out of; into
above; below
60
The zonal flow goes from _____ to _____.
west-east
north-south
south-north
east-to-west
61
Due to the roughness of Earth's surface, friction slows the horizontal wind & shifts the wind direction ______.
straightly across isobars and away from lower pressure.
obliquely across isobars and away from lower pressure.
obliquely across isobars and toward lower pressure.
straightly across isobars and toward lower pressure.
62
Aerosols that enter the atmosphere as soot; strongly absorbs solar radiation, causing warming.
Permafrost
Black carbon
sulfurous aerosols
Milankovitch
63
With more sunspots, the Sun conveys more energy to Earth.
True
False
64
Which of the following best describe the direction of northern hemisphere jet stream?
Southerly
Northerly
Easterly
Westerly
65
A cutoff low or a cutoff high that prevents the usual west-to-east movement of weather systems.
Meridional flow
Blocking pattern
Horse latitudes
Jet stream
66
In the present day volcanos affect the Earth's climate mainly through the release of _______ and ashes.
Water vapor
SO2
CO2
67
The Artic warming nearly twice as rapidly as the entire Northern Hemisphere.
Arctic Amplification
Ocean acidification
Pycnocline
Global warming
68
The process by which microbes produce methane.
Milankovitch Cycle
Methanogenesis
Solar Cycle
Climate Change
69
The horizontal _______ is responsible for initiating essentially all air motion.
wind direction
cyclone
blocking pattern
pressure gradient force
70
Horizontal convergence is associated with ______ air.
sinking
rising
still
71
What is the WRONG description of blocking pattern.
Blocking pattern is a cutoff low or cutoff high.
Blocking pattern can persist for several weeks longer.
Blocking pattern causes fair weather.