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1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2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3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.East to northeast
B.East to southeast
C.North to northwest
D.South to southeast
第4题:
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 system
B.th e direction of the flow is counterclockwise
C.both A and B
D.neither A nor B
第5题:
get
achieve
attain
reach
第6题:
rising warm air
proximity to a low pressure area
inward spiraling circulation
clear dry weather
第7题:
Fair weather
Precipitation and cloudiness
Scattered clouds at high elevations
Gradual clearing and cooler temperatures
第8题:
With a radio weather bulletin or weather fax
using shipboard radar
observe the wind direction and apply Buys Ballot's law
All of the above
第9题:
East to northeast
East to southeast
North to northwest
South to southeast
第10题:
dryer the air mass will be
cooler the temperature will be
greater the force of the wind will be
warmer the temperature will be
第11题:
up an incline due to surface heating
in a circular pattern
down an incline due to cooling of the air
horizontally between a high and a low pressure area
第12题:
South to west
South to east
West to north
North to east
第13题:
Which general weather conditions should you expect to find in a low pressure system ________.
A.Fair weather
B.Precipitation and cloudiness
C.Scattered clouds at high elevations
D.Gradual clearing and cooler temperatures
第14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15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
第16题:
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 west
B.South to east
C.North to west
D.North to east
第17题:
Expect to see cirrus clouds followed by altostratus and nimbostratus clouds
Alter course to remain in the navigable semicircle
Prepare for gusty winds,thunderstorms,and a sudden wind shift
Expect clear weather,with steady winds and pressure,until the front passes
第18题:
rapidly improving weather
deteriorating weather
a severe low pressure system
fair weather and calm
第19题:
Anemometer
Fathometer
Barometer
Thermometer
第20题:
use of low viscosity oil in cold weather
increased moisture content of inlet air in cold weather
increased drag of pistons and bearings due to increased oil viscosity
higher compression pressures reached due to smaller clearances existing in the engine during cold weather
第21题:
Change direction in a clockwise manner in the Northern Hemisphere
Circulate about a low pressure center in a counterclockwise manner in the Northern Hemisphere
Vary in strength constantly and unpredictably
Circulate about a high pressure center in a clockwise manner in the Southern Hemisphere
第22题:
protect the compressor from liquid flood back
protect the compressor from low discharge pressure
start and stop the compressor upon system demand
start the compressor after a drop in the evaporator pressure
第23题:
counterclockwise
variable
clockwise
anticyclonic