Weather Final Practice Quiz (exam 1)

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Quiz of previous exam questions that may possibly be on the final - trying to memorize the answers.  

  
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1.  A supercooled cloud droplet refers to a droplet whose temperature is below
A.
B.
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D.
E.
2.  If the air temperature in a room is 70 degrees f, the saturation vapor pressure is 25 mb, the dew point temperature is 45 degrees f, and the actual vapor pressure is 10 mb, the relative humidity must be _____ percent 
A.
B.
C.
D.
E.
3.  If an air parcel initially has a temperature of 10 degrees c, what is the temperature of the parcel after lifting it a distance of 1 kilometer at a moist adiabatic rate of 7 degrees c per kilometer?
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B.
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D.
E.
4.  Incoming solar radiation in middle latitudes is less in winter than in summer because
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B.
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D.
5.  In a volume of air near the earth's surface, _______ occupies 78%, and _____ nearly 21%
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B.
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E.
6.  Which of the following weather elements ALWAYS decreases as we climb upward in the atmosphere?
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B.
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D.
E.
7.  As the air temperature increases, with no addition of water vapor to the air, the dew point will
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B.
C.
D.
8.  Which of the following is generally true at night?
A.
B.
C.
D.
9.  In middle latitudes, which cloud will have the lowest base?
10.  A dim, water sun visible through a gray sheet-like cloud layer is often a good indication of _____ clouds
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B.
C.
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E.
11.  If the environmental lapse rate is 8 degrees c per kilometer and the moist adiabatic rate is 6 degrees per kilometer, the atmosphere is
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C.
12.  The word "weather" is defined as
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13.  The earth's radiation is often referred to as _______ radiation, while the sun's radiation is often referred to as _______ radiation
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B.
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D.
14.  A temperature of 27 degrees c would be equal to what temperature on the Kelvin scale?
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B.
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15.  The growth of a precipitation particle by the collision of an ice crystal (or snowflake) with a supercooled liquid droplet is called
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16.  The earth's atmosphere is divided into layers based on changes in the vertical profile of
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17.  Which cloud type is composed of ice crystals and can cause a halo to form around the sun or moon?
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B.
C.
D.
18.  The atmospheric greenhouse effect is due primarily to the fact that
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B.
C.
D.
19.  In clear weather the air next to the ground is usually ______ than the air above during the night , and _______ than the air above during the day
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B.
C.
D.
20.  During the ice crystal process of rain formation
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B.
C.
D.
21.  In the Northern Hemisphere, this day has the fewest hours of daylight
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B.
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22.  When the air temperature increases, the saturation vapor pressure will
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D.
23.  Although the polar regions radiate away more heat energy than they receive by insolation in the course of a year, they are prevented from becoming progressively colder each year by the
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24.  In the middle latitudes, which cloud will have the highest base?
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B.
C.
D.
25.  Cloud condensation nuclei are classified as 
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B.
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D.
26.  The order of the layers of the atmosphere from lowest to highest is
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D.
27.  On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?
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B.
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E.
28.  The flat top of a thunderstorm about 30,000 feet or 10km high would mark the top of the
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29.  Atmospheric pressure changes _____ near the surface and ______ at higher altitudes
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D.
30.  The rate at which the temperature changes inside a rising (or descending) parcel of saturated air is called
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D.
31.  Water vapor is
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D.
32.  Which of the following provides a measure of the average speed of air molecules
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D.
33.  Which of the following is NOT a heat-transport process in the atmosphere?
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D.
34.  The amount of forced exerted over an area of surface is called
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D.
35.  At any given time, the atmosphere contains the equivalent of _____ globally distributed precipitation
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36.  The nitrogen gas (N2) in the atmosphere is removed by
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D.
37.  Heat energy is taken from the environment, cooling the air when 
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D.
38.  If an air parcel initially has a temperature of 20 degrees c, what is the temperature of the parcel after lifting it a distance of 2 kilometers at the dry adiabatic rate?
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B.
C.
D.
E.
39.  The combined albedo of the earth and the atmosphere is approximately 
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40.  Which of the following is considered a variable gas in the earth's atmosphere?
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E.
41.  The difference between "moist" and "dry" adiabatic rates is due to the fact that
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42.  A rising parcel of air that does not exchange heat with its surroundings is referred to as
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43.  The process of condensation and freezing
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44.  In the middle latitudes of the Northern Hemisphere on december 22nd, the sun
45.  The Earth's surface receives about ______ as much direct solar radiation compared to longwave radiation from the atmosphere 
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B.
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D.
E.
46.  A knowledge of air stability is important because
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47.  Which of the following would remain constant if you traveled up through the troposphere?
48.  If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will ______ and the relative humidity of this air will ______
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B.
C.
D.
49.  The collision and coalescence precipitation process involves
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D.
50.  The temperature to which air must be cooled in order to become saturated is the
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D.
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