A.Pressure gradient
B.Coriolis effect
C.Aurora borealis
D.Ballistic deflection
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A.Steady，light to moderate winds
B.Frequent calms
C.Clear skies
D.Low humidity
A.Magnetic field at the North Pole
B.Gulf Stream
C.Earth's rotation
D.Arctic cold fronts
A.Coming cold weather conditions
B.A warm front weather condition
C.High pressure conditions
D.Scattered cumulus cloudsduring the day
A.light，variable winds with little or no humidity
B.strong，gusty winds that blow from the same general direction all year
C.steady winds that reverse direction semiannually
D.strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system
A.forest fires
B.smoke from industrial areas
C.dust or sand storms
D.water droplets with the relative humidity more than 95%
最新試題
When a hurricane passes into high latitudes over colder water and the source of heat is disrupted，the storm assumes the characteristics of（）.
Monsoons are characterized by（）.
In the Southern Hemisphere winds in a low pressure system rotate in a（）.
The southeast trade winds actually blow toward the（）.
What kind of conditions would you observe as the eye of a storm passes over your ship’s position（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
Two well-developed high pressure areas may be separated by a（）.
The doldrums are characterized by（）.
The strong wind will make us（）here for some days.
Which of the following is not a wind（）.