A.rain
B.hurricane weather
C.fair weather
D.fog setting in
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A.South-southwesterly
B.North-northwesterly
C.South-southeasterly
D.North-northeasterly
A.strong breeze
B.near gale
C.gale
D.strong gale
A.wind Speed
B.Air Force
C.wind Velocity
D.Beaufort Force
A.check it with a barometer on another vessel
B.take readings from several barometers and average them
C.check it with the barometer at the ship chandlery
D.check it against radio or National Weather Service reports of the immediate vicinity
A.a certain area
B.all ocean areas
C.some areas
D.important areas
最新試題
Of the following，（）is not a wind．
In Beaufort Scale，the wind force 7 with speed of 28-33 knots is defined as（）.
After a cold front passes，the barometric pressure（）.
Mechanical lifting of air by the upslope slant of the terrain is called（）.
When a high pressure system is centered north of your vessel in the Northern Hemisphere（）.
The area of strong westerly winds occurring between 40°S and 60°S latitude is called the（）.
Which of the following statements concerning frontal movements is TRUE（）.
If a weather bulletin shows the center of a low pressure system to be 100 miles due east of you，what winds can you expect in the Southern Hemisphere?（）.
If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position，what winds can you expect in the Northern Hemisphere?（）.
Which of the following is not a frontal term（）.