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单选题
In the Northern Hemisphere，a wind that shifts counterclockwise is a（）.
A
veering wind
B
backing wind
C
reverse wind
D
chinook wind
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Canada is located in （）Athe Southern HemisphereBThe Northern HemisphereCthe Western HemisphereDThe Eastern Hemisphere
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Canada is located in （）A、the Southern HemisphereB、The Northern HemisphereC、the Western HemisphereD、The Eastern Hemisphere
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northeastB
west-southwestC
northwestD
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单选题In the Northern Hemisphere，an area of counterclockwise wind circulation surrounded by higher pressure is a（）.A
lowB
highC
warm frontD
cold front
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单选题When a high pressure system is centered north of your vessel in the Northern Hemisphere（）.A
You should experience hot，moist，clear weatherB
The wind direction is generally easterlyC
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单选题In the Northern Hemisphere a wind is said to veer when the wind（）.A
Changes direction clockwise，as from north to east，etcB
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单选题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（）.A
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单选题A weather forecast states that the wind will commence backing. In the Northern Hemisphere，this would indicate that it will（）.A
shift in a clockwise mannerB
shift in a counterclockwise mannerC
continue blowing from the same directionD
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单选题What will a veering wind do（）.A
Change direction in a clockwise manner in the Northern HemisphereB
Circulate about a low pressure center in a counterclockwise manner in the Northern HemisphereC
Vary in strength constantly and unpredictablyD
Circulate about a high pressure center in a clockwise manner in the Southern Hemisphere
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单选题You have determined that you are in the right semicircle of a tropical cyclone in the Northern Hemisphere.What action should you take to avoid the storm（）.A
Place the wind on the starboard quarter and hold that courseB
Place the wind on the port quarter and hold that courseC
Place the wind on the port bow and hold that courseD
Place the wind on the starboard bow and hold that course
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单选题In a tropical cyclone，in the Northern Hemisphere，a vessel hove to with the wind shifting counterclockwise is（）.A
ahead of the storm centerB
in the dangerous semicircleC
in the navigable semicircleD
directly in the approach path of the storm
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单选题In the Northern Hemisphere you are caught in the dangerous semicircle with plenty of sea room available. The best course of action is to bring the wind on the（）.A
starboard bow and make as much headway as possibleB
starboard quarter，and make as much headway as possibleC
port quarter，and make as much headway as possibleD
port bow，and make as much headway as possible
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单选题If an observer in the Northern Hemisphere faces the surface wind，the center of low pressure is to his（）.A
left，slightly behind himB
right，slightly behind himC
left，slightly in front of himD
right，slightly in front of him
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单选题In the Northern Hemisphere，when the wind at your location is northerly，the low pressure center causing the wind is located to your（）.A
NNWB
WSWC
ESED
SSW
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Starboard quarter，hold course and make as much speed as possibleB
Port bow，hold course and make as much speed as possible until the hurricane has passedC
Port quarter，maintain course and make as much speed as possibleD
Starboard bow and heave to until the hurricane has passed
考题
单选题In the Northern Hemisphere，your vessel is believed to be in the direct path of a hurricane，and plenty of sea room is available. The best course of action is to bring the wind on the（）.A
starboard bow，note the course，and head in that directionB
starboard quarter，note the course，and head in that directionC
port quarter，note the course，and head in that directionD
port bow，note the course，and head in that direction
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单选题In the Northern Hemisphere，the right half of the storm is known as the dangerous semicircle because（）.A
the wind speed is greater here since the wind is traveling in the same general direction as the storm's trackB
the direction of the wind and seas might carry a vessel into the path of the stormC
the seas are higher because of greater wind speedD
All of the above
考题
单选题Canada is located in （）A
the Southern HemisphereB
The Northern HemisphereC
the Western HemisphereD
The Eastern Hemisphere
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