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In the Northern Hemisphere a wind is said to veer when the wind ______.
A.changes direction clockwise, as from north to east, etc
B.changes direction counterclockwise, as from south to east, etc
C.changes direction violently and erratically
D.remains constant in direction and speed
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更多 “ In the Northern Hemisphere a wind is said to veer when the wind ______.A.changes direction clockwise, as from north to east, etcB.changes direction counterclockwise, as from south to east, etcC.changes direction violently and erraticallyD.remains constant in direction and speed ” 相关考题
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In the Northern Hemisphere, when the low pressure center at your location is northerly,causing the wind is located to your ______.A.NNWB.WSWC.ESED.SSW
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When recording the wind direction in the weather log，you would report the ______．A.direction the wind is blowing towardB.direction the wind is blowing fromC.duration of the maximum gust of windD.wind chill factor
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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.The winds should be from the southwest at your locationD.The winds should be brisk
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A wind vane on a moving vessel shows ______.A.dead reckoning wind directionB.true wind directionC.apparent wind directionD.estimated wind direction
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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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In the southern hemisphere the wind flow associated with a low pressure system will have which of the following characteristic？________.A.the wind velocity is least near the center of the systemB.th e direction of the flow is counterclockwiseC.both A and BD.neither A nor B
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In the Northern Hemisphere, if the center of a high pressure area is due west of you, what wind direction would you expect?______.A.South to westB.South to eastC.North to westD.North to east
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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.NNWB.WSWC.ESED.SSW
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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
south-southeast
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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 recording the wind direction in the weather log，you would report the（）.A
direction the wind is blowing towardB
direction the wind is blowing fromC
duration of the maximum gust of windD
wind chill factor
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单选题When reporting wind direction, you should give the direction in（）.A
true degreesB
magnetic compass degreeC
relative degreesD
isobaric degrees
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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
The winds should be from the southwest at your locationD
The winds should be brisk
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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
Changes direction violently and erraticallyC
Remains constant in direction and speedD
Changes direction counterclockwise，as from south to east，etc
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单选题When a wind is permanently changing the direction from which it blows, it is（）.A
variableB
changingC
backingD
veering
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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
decrease in velocity
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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An anemometer on a moving vessel measures（）.A
apparent wind speed onlyB
true wind speed and true wind directionC
true wind speed onlyD
apparent wind speed and true wind direction
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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A wind blows round anticlockwise defines（）.A
backing ( of wind )B
beach ( to )C
veering ( of wind )D
maintaining direction of the wind
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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
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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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