Stationary storm systems, centered somewhere over the open sea, are capable of creating large waves with wave heights measuring over
a. 11 m (36 ft).
b. 21 m (69 ft)
c. 31 m (100 ft)
d. 41 m (134 ft)
e. 51 m (167 ft)
Q. 2Waves forming by wind blowing over the surface of the water are known as
a. ripples.
b. waves.
c. wind waves.
d. fetch.
e. surf.
Q. 3When wind blows over a snow field, and if the wind is sufficiently strong, the moving clumps of snow become cylindrical, often with a hole extending through them lengthwise. These snow ____ range from the size of eggs to that of small barrels.
a. rollers
b. waves
c. ripples
d. dunes
e. dunes
Q. 4Wind blowing with sufficient force to rip the roof off buildings
a. is common.
b. is impossible.
c. is uncommon.
d. happens during every storm.
e. only happens during snowstorms.
Q. 5Eddies that form both close to the mountain and beneath each wave crest are called
a. mountain wave eddy.
b. wind shear.
c. clear air turbulence.
d. leeward eddy.
e. rotors.
Q. 6A pilot enters the weather service office and wants to know what time of the day she can expect to encounter the least turbulent winds at 760 m (2500 ft) above central Kansas. If you were the weather forecaster, what would you tell her?
a. at midnight
b. in the early morning
c. at noon
d. in the afternoon
e. at sunset
Q. 7If you are standing directly south of a smoke stack and the wind from the stack is blowing over your head, what would be the wind direction?
a. north
b. east
c. south
d. west
e. northeast
Q. 8An upper wind direction is reported as 315. From what compass direction is the wind blowing?
a. north
b. south
c. northeast
d. east
e. northwest
Q. 9Thermally-generated eddies typically peak
a. at sunrise.
b. around midnight.
c. at sunset.
d. at noon.
e. in the afternoon.
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