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.East to northeast
B.East to southeast
C.North to northwest
D.South to southeast
第1题:
Cold weather starting of a diesel engine is more difficult than warm weather starting due to
A.use of low viscosity oil in cold weather
B.increased moisture content of inlet air in cold weather
C.increased drag of pistons and bearings due to increased oil viscosity
D.higher compression pressures reached due to smaller clearances existing in the engine during cold weather
第2题:
A single barometric pressure reading of 28.60 indicates ______.
A.rapidly improving weather
B.deteriorating weather
C.a severe low pressure system
D.fair weather and calm
第3题:
Of the following, which one is not a term of Marine Weather Bulletin?______.
A.Complex low
B.Depression
C.High pressure
D.Ambient pressure
第4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 west
B.South to east
C.West to north
D.North to east
第5题:
An occluded front is caused by a(n) ______.
A.low pressure area
B.high pressure area
C.area of calm air
D.cold front overtaking a warm front
第6题:
A decrease in barometric pressure is associated with all of the following except ______.
A.rising warm air
B.proximity to a low pressure area
C.inward spiraling circulation
D.clear dry weather
第7题:
A low in a marine weather report is an air pressure system the pressure at the center of which is ______.
A.the highest over the area
B.the lowest over the area
C.higher than 1013 HPA
D.lower than 1013 HPA
第8题:
The circulation around a low pressure center in the Northern Hemisphere is ______.
A.counterclockwise
B.variable
C.clockwise
D.Anticyclonic
第9题:
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? ______.
A.South-southwesterly
B.North-northwesterly
C.South-southeasterly
D.North-northeasterly
第10题:
In the Northern Hemisphere, when the center of a high pressure system is due east of your position, you can expect winds from the ______.
A.south to east
B.north to west
C.north to east
D.south to west