WX 201 Exam 1 QUESTIONS WITH ANSWERS

WX 201 Exam 1 QUESTIONS WITH
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ANSWERS

The two most abundant greenhouse gases in Earth's
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atmosphere are carbon dioxide and water vapor. - |\ |\ |\ |\ |\ |\ |\ |\



CORRECT ANSWERS ✔✔True |\ |\




In ____ near Earth's surface today, nitrogen occupies 78
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percent and oxygen nearly 21 percent. - CORRECT
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ANSWERS ✔✔the volume of the air |\ |\ |\ |\ |\




The most abundant gas in the stratosphere is ____. -
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CORRECT ANSWERS ✔✔Nitrogen (N2) |\ |\ |\




The word "weather" is defined as ____. - CORRECT
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ANSWERS ✔✔the condition of the atmosphere at a
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particular time and place. |\ |\ |\




Meteorology is the study of ____. - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\ |\ |\



✔✔the atmosphere |\




Which process, over millions of years, provided a rich
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supply of water vapor into the atmosphere that formed
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into clouds? - CORRECT ANSWERS ✔✔outgassing
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,The unit of pressure most commonly found on a surface
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weather map is ____. - CORRECT ANSWERS ✔✔millibars or
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hectopascals
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Precipitation is ____. - CORRECT ANSWERS ✔✔any form of |\ |\ |\ |\ |\ |\ |\ |\ |\



water that falls from clouds and reaches the ground.
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The region where atoms and molecules shoot off into
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space is sometimes referred to as the exosphere, which
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represents the upper limit of our atmosphere. - CORRECT
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ANSWERS ✔✔True |\




The most abundant greenhouse gas in Earth's current
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atmosphere is ____. - CORRECT ANSWERS ✔✔water vapor|\ |\ |\ |\ |\ |\ |\ |\



(H2O)


Which weather element always decreases as we climb
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upward in the atmosphere? - CORRECT ANSWERS
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✔✔pressure


Almost all of Earth's weather occurs in the ____. -
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CORRECT ANSWERS ✔✔troposphere |\ |\

,Which process acts to remove carbon dioxide from the
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atmosphere? - CORRECT ANSWERS ✔✔photosynthesis |\ |\ |\ |\




The temperature of the tropopause ____. - CORRECT
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ANSWERS ✔✔is much colder than the temperature at |\ |\ |\ |\ |\ |\ |\ |\



Earth's surface. |\




Someone who says that "the wind direction today is
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south" likely means that the wind is blowing from the
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south. - CORRECT ANSWERS ✔✔True
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The ozone hole is an actual hole in the atmosphere, a
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region of complete vacuum. - CORRECT ANSWERS
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✔✔False


Weather describes the conditions averaged over a region
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or over a period, whereas climate describes the condition
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of the atmosphere at a particular time and place. -
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CORRECT ANSWERS ✔✔False |\ |\




In which atmospheric layer is most of the ionosphere
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found? - CORRECT ANSWERS ✔✔thermosphere
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, In the isothermal zone of the atmosphere, the air
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temperature, on an average, remains constant with |\ |\ |\ |\ |\ |\ |\



height. - CORRECT ANSWERS ✔✔True |\ |\ |\ |\




Of the four most abundant gases in our atmosphere,
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carbon dioxide shows the greatest variation at Earth's
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surface. - CORRECT ANSWERS ✔✔False |\ |\ |\ |\




The rate at which temperature decreases with increasing
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altitude is known as the ____. - CORRECT ANSWERS
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✔✔lapse rate |\




Earth's atmosphere is a relatively thin, gaseous envelope
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that comprises mostly ____ and ____, with small amounts
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of other gases. - CORRECT ANSWERS ✔✔nitrogen, oxygen
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Ozone in the troposphere ____. - CORRECT ANSWERS
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✔✔causes warming and is a highly reactive oxidant. |\ |\ |\ |\ |\ |\ |\




Ozone (O3) in the stratosphere has ____. - CORRECT
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ANSWERS ✔✔protected life from harmful ultraviolet rays. |\ |\ |\ |\ |\ |\




The concentrations of the invisible gas ____ varies greatly
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from place to place, and from time to time. - CORRECT
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ANSWERS ✔✔water vapor |\ |\