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In the Northern Hemisphere, when the wind at your location is northerly, the low pressure center causing the wind is located to your ______.
A.NNW
B.WSW
C.ESE
D.SSW
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单选题A tropical cyclone has recurved and entered temperate latitudes. In the Northern Hemisphere when a large high pressure system lies north of the storm，what situation may occur?（）A
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fallingB
risingC
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单选题According to Buys Ballot’s law，when an observer in the Northern Hemisphere experiences a northwest wind，the center of low pressure is located to the（）.A
northeastB
west-southwestC
northwestD
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lowB
highC
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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
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单选题In the Northern Hemisphere a wind is said to veer when the wind（）.A
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directly from high pressure toward low pressureB
directly from low pressure toward high pressureC
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单选题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?（）.A
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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，a wind that shifts counterclockwise is a（）.A
veering windB
backing windC
reverse windD
chinook wind
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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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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
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单选题The circulation around a low pressure center in the Northern Hemisphere is（）.A
counterclockwiseB
variableC
clockwiseD
anticyclonic
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单选题If the center of low pressure is due west of you in the Northern Hemisphere，which wind direction should you expect（）.A
South to westB
South to eastC
West to northD
North to east
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单选题In the Southern Hemisphere winds in a low pressure system rotate in a（）.A
clockwise directionB
northeasterly directionC
northerly directionD
counterclockwise direction
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