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WEAX 201, Mod 5 EOM EXAM QUESTIONS AND ANSWERS
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WEAX 201, Mod 5 EOM EXAM QUESTIONS AND ANSWERSThe following is the process by which liquid cloud droplets merge by collision - Answer
coalescence
If rain falls on one side of a street and not on the other side, the rain most likely fell from
a: - Answer Cumulonimbus cloud.
Winter, you read in the newspaper that a large section of the Midwest is without power
due to downed power lines. Which form of precipitation would most likely produce this
situation? - Answer Freezing rain.
Which cloud type below will only produce precipitation by the collision-coalescence
process? - Answer A thick, warm cumulus cloud.
Rain that falls from a cloud that evaporates before reaching the ground is called -
Answer Virga.
The two common substances used in cloud seeding are: - Answer Silver iodide, dry ice.
Which of the following best describes the solute effect? - Answer Water droplets
dissolve hygroscopic nuclei and condensation can occur at relative humidities less than
100 percent.
A light snow falling intermittently from cumuliform clouds for a brief period of time is
called: - Answer Snow flurries.
Snowflakes or ice crystals falling from high cirriform clouds are called: - Answer Fall
streaks.
, A true blizzard includes: - Answer - low temperatures
- strong winds
- reduced visibility
- blowing snow
*ALL OF THE ABOVE*
Which of the following devices is a pressure-measuring instrument? - Answer
Barometer.
The basic laws of motion were developed by: -Answer Newton.
The net force on air moving in a circular path at constant velocity is directed: -Answer In
toward the center of rotation.
The following could be a factor affecting the direction a wind blows: -Answer -Coriolis
force
-pressure gradient force
-centripetal force
*ALL OF THESE FORCES*
Net convergence of air would cause surface pressure to __ and net divergence would
cause surface pressure to __. -Answer Increase, decrease.
The Coriolis force is the result of: -Answer Rotating earth.
If a liquid with a lower density than mercury were used in a barometer the height of the
column in the barometer would: -Answer Increase.
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