Pop Quizzes/In Class Questions Flashcards
Which of the following forces influences wind speed and direction?
a. Coriolis
b. friction
c. Pressure gradient force
d. all of the above
d. all of the above
Which of the following is true of high pressure areas?
a. air converges and ascends within high pressure systems
b. air descends and diverges with high pressure systems
c. they generally involve atmospheric pressures lower than 1000 mb
d. they are characteristic for areas along the equator
b. air descends and diverges with high pressure systems
The ITCZ is characterized by
a. convergence and subsidence of cold surface air
b. convergence and uplift of warm surface air
c. divergence and uplift of warm surface air
d. divergence and subsidence of cold surface air
b. convergence and uplift of warm surface air
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. Aleutian low and Icelandic low
a. subtropical high and subpolar low
Which of the following is an example of primary circulation?
a. migratory high and low pressure systems
b. the monsoons
c. land-sea breezes
d. general circulation of the atmosphere
d. general circulation of the atmosphere
Seasonally shifting wind system associated with the annual cycle of returning precipitation are known as
a. sea breezes
b. Santa Ana winds
c. mountain breezes
d. monsoons
d. monsoons
The strongest, most prominent movement in the upper-level westerly geostrophic wind flows are the
a. rossby waves
b. jet streams
c. cyclones
d. anticyclone
b. jet streams
The dominant surface winds from the subtropics to high latitudes are the
a. westerlies
b. trade winds
c. polar easterlies
d. geostrophic winds
a. westerlies
Which of the following is true of thermohaline circulation?
a. they travel at greater speeds than surface currents
b. they are largely wind driven
c. due to their depths, they carry limited volumes of water
d. they are deep currents caused by differences in temperature and salinity
d. they are deep currents caused by differences in temperature and salinity
The El Niño-Southern Oscillation…
a. is a periodic shift of high and low pressure zones over the western and eastern Pacific, respectively, usually occurring every 2 to 12 years
b. occurs every year around Christmas time in the southern Pacific Ocean
c. is a pattern of sea surface, air pressure, and wind shifts between the northern and tropical western Pacific
d. a north-south fluctuation of high and low pressure zones in the North Atlantic Ocean
a. is a periodic shift of high and low pressure zones over the western and eastern Pacific, respectively, usually occurring every 2 to 12 years
Which of the following is an example of tertiary circulation?
a. migratory high and low pressure systems
b. subtropical high pressure system
c. general circulation of the atmosphere
d. land-sea breezes
d. land-sea breezes
The polar high is more pronounced over ________ because ________.
a. The Arctic; greater landmass
b. The Antarctic; greater landmass
c. The Arctic; colder ocean waters
d. The Antarctic; colder ocean waters
b. The Antarctic; greater landmass
The equatorial currents are driven by
a. the upper-level easterlies
b. salinity differences in the ocean
c. the trade winds
d. monsoon winds
c. the trade winds
Which of the following phase changes of water is incorrectly matched?
a. Deposition: gas to solid
b. Vaporization: solid to gas
c. Melting: solid to liquid
d. Condensation: gas to liquid
b. Vaporization: solid to gas
If the amount of water vapor in the air remained constant, but the air temperature increased throughout the day, the relative humidity would
a. Increase
b. Decrease
c. remain constant
b. Decrease
If the ELR is found to be 12 C°per 1000 meters, then the atmosphere is said to be (think about the MAR and DAR rates):
a. Unstable
b. conditionally unstable
c. conditionally adiabatic
d. stable
e. conditionally saturated
a. Unstable
The point where saturation begins in a rising air parcel is
a. the dry adiabatic rate
b. the moist adiabatic rate
c. the lifting condensation level
d. cloud condensation nuclei
c. the lifting condensation level
The dry leeward side of a mountain is often termed a (n)
a. rain shadow
b. chinook
c. front
d. orogeny
a. rain shadow
In a cold cloud, precipitation is formed through ________
a. collision-coalescence
b. Bergeron process
c. droplet reduction
d. adiabatic warming
b. Bergeron process
Air rising as a result of being stimulated by local surface heating is an example of ________ lifting.
a. Convergent
b. Convectional
c. Orographic
b. Convectional
Which is incorrectly matched?
a. cP—cold, dense air
b. cA—very cold, very dry, stable
c. mT—warm, humid, variable stability depending on source region
d. mP—warm, moist, stable conditions
d. mP—warm, moist, stable conditions
Which of the following is true of the occluded stage of a midlatitudecyclone?
a. It occurs when the cold front overruns the slower moving warm front
b. It occurs as soon as air begins to be uplifted along the cold front
c. It occurs at the time when the cold front and warm front are clearly and distinctly separated from one another
d. This stage is characteristic of an early stage of cyclone
a. It occurs when the cold front overruns the slower moving warm front
Which of the following is incorrect?
a. New resources and matter are being added to Earth’s system all the time
b. Earth represents a vast integrated system
c. Earth represents an open system in terms of energy
d. Earth represents a closed system in terms of matter
a. New resources and matter are being added to Earth’s system all the time
A parallel of a latitude
a. Measures longitude
b. Is called a meridian
c. Is a line that passes through both pole
d. Is used to measure distances north or south of the equator
d. Is used to measure distances north or south of the equator
Our planet and our lives are powered by
a. Radiant energy from the sun
b. Energy derived from inside Earth
c. Utility and oil companies
d. Longer wavelengths of infrared
a. Radiant energy from the sun
Which of the following bandwidths of the electromagnetic spectrum is the longest?
a. Ultraviolet
b. Infrared
c. Radio
d. Gamma
c. Radio
Polar regions are cooler than tropical regions because
a. The sun’s energy is spread over a greater surface area and scattered by more atmosphere
b. There is less carbon dioxide to trap infrared radiation
c. There are fewer plants to take up carbon dioxide
d. There is less ocean surface near the poles
a. The sun’s energy is spread over a greater surface area and scattered by more atmosphere
The latitude of the subsolar point is also known as
a. The arctic circle
b. The sun’s altitude
c. The circle of illumination
d. The sun’s declination
d. The sun’s declination
In the southern hemisphere, the vernal (spring) equinox falls approximately on what day?
a. June 21
b. December 21
c. March 21
d. September 21
d. September 21
Oxygen comprises approximately how much of our current atmosphere?
a. 98%
b. 78%
c. 21%
d. 1%
c. 21%