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
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A.a certain area
B.all ocean areas
C.some areas
D.important areas
A.Upwind
B.Downwind
C.Crosswind
D.Downcurrent
A.meets with
B.has met with
C.met with
D.meeted with
A.moved
B.labored
C.drove
D.went
A.FORECAST
B.STORM WARNING
C.GENERAL SITUATION
D.MAP ANALYSIS
最新試題
While on watch，you notice that the air temperature is dropping and is approaching the dew point.Which type of weather should be forecasted（）.
The Beaufort scale is used to estimate the（）.
Weather information is available from（）.
Which of the following statements concerning frontal movements is TRUE（）.
If the sky was clear，with the exception of a few cumulus clouds，it would indicate（）.
Widely spaced isobars on a weather map indicate（）.
What benefit is a weather bulletin to a mariner（）.
Which of the following is not a frontal term（）.
Of the following，（）is not a wind.
Mechanical lifting of air by the upslope slant of the terrain is called（）.