A.Westerlies
B.Easterlies
C.Northerlies
D.Southerlies
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A.The center of the storm will by-pass you
B.The storm will strike you on the starboard side
C.You are in the direct path of the storm and should take immediate steps to batten down loose gear
D.The storm is starting to break up
A.On the starboard quarter，hold course and make as much way as possible
B.2 points on the port quarter，and make as much way as possible
C.On the port bow，and make as much way as possible
D.Dead ahead and heave to
A.West or northwest
B.Northeast
C.Southeast
D.North
A.forest fires
B.smoke from industrial areas
C.dust or sand storms
D.water droplets with the relative humidity more than 95%
A.low barometric pressure
B.high barometric pressure
C.falling barometric pressure
D.pumping barometric pressure
最新試題
Two well-developed high pressure areas may be separated by a（）.
Which condition indicates that you are in a hurricane’s dangerous semicircle in the Northern hemisphere（）.
In regions near the poles，the winds are generally described as（）.
The doldrums are characterized by（）.
When a hurricane passes into high latitudes over colder water and the source of heat is disrupted，the storm assumes the characteristics of（）.
In the Southern Hemisphere winds in a low pressure system rotate in a（）.
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（）.
The passing of a low pressure system can be determined by periodically checking the（）.
In the Northern Hemisphere，if your vessel is in a hurricane’s navigable semicircle it should be positioned with the wind on the（）.
Tropical cyclones are classified by form and intensity.Which system does not have closed isobars（）.