更多"The belt of light and variable wind"的相关试题:
[单项选择]During the voyage he encountered boisterous winds and heavy weather during which time the vessel()heavily and to such an extent that at times it was necessary to change course.
A. moved
B. labored
C. drove
D. went
[单项选择]SEAT BELT(座椅安全带)开关AUTO位时,哪种情况FASTEN SEAT BELT和RETURN TO SEAT标志自动亮()
A. 缝翼放出至少15度
B. 主起落架放出
C. 以上都对
[单项选择]In the Northern hemisphere northerly winds may cause temperature().
A. falling
B. rising
C. constant
D. same
[单项选择]The southeast trade winds actually blow toward the().
A. Southeast
B. South
C. East
D. Northwest
[单项选择]The area of strong westerly winds occurring between 40°S and 60°S latitude is called the().
A. polar easterlies
B. prevailing westerlies
C. roaring forties
D. jet streams
[单项选择]The direction of prevailing winds in the Northern hemisphere is caused by the().
A. Magnetic field at the North Pole
B. Gulf Stream
C. Earth's rotation
D. Arctic cold fronts
[单项选择]The consistent winds blowing from the horse latitudes to the doldrums are called the().
A. prevailing westerlies
B. polar easterlies
C. trade winds
D. roaring forties
[单项选择]When experiencing heavy winds,you should reef sails to().
A. bring the sails parallel to the wind
B. reduce sail area exposed to the wind
C. allow the sails to catch more wind
D. remove all tension on the main and jib sheets
[单项选择]In the Southern Hemisphere winds in a low pressure system rotate in a().
A. clockwise direction
B. northeasterly direction
C. northerly direction
D. counterclockwise direction
[单项选择]During the winter months,the southeast trade winds are().
A. stronger than during the summer months
B. weaker than during the summer months
C. drier than during the summer months
D. wetter than during the summer months
[单项选择]In the Northern Hemisphere,winds veering sharply to the west or northwest with increasing speed are indications that a().
A. cold front has passed
B. low pressure center is approaching
C. stationary front exists
D. high pressure center has passed
[单项选择]In the Northern Hemisphere,gusty winds shifting clockwise,a rapid drop in temperature,thunderstorms or rain squalls in summer (frequent rain/snow squalls in winter) then a rise in pressure followed by clearing skies,indicate the passage of a(n)() .
A. warm front
B. tropical cyclone
C. anticyclone
D. cold front
[单项选择]A vessel showing a yellow light over a white light at night is a vessel().
A. engaged in piloting
B. towing astern
C. engaged in fishing
D. in distress
[单项选择]The winds you would expect to encounter in the North Atlantic between latitudes 5° and 30° are known as the().
A. Doldrums
B. Westerlies
C. Trades
D. Easterlies
[单项选择]In regions near the poles,the winds are generally described as().
A. Westerlies
B. Easterlies
C. Northerlies
D. Southerlies
[单项选择]Floating, caused by winds and current with a determinable direction defines().
A. floating
B. sailing
C. drifting
D. running into danger
[单项选择]A flashing light is a light that().
A. flashes at regular intervals at a frequency of 120 flashes or more per minute
B. is yellow in color
C. is visible over an arc of the horizon of not less than 180°nor more than 225°
D. All of the above
[单项选择]A vessel showing a green light over a white light in a vertical line above the level of the sidelights is().
A. engaged in underwater construction
B. under sail and power
C. a pilot vessel
D. trawling
[单项选择]FLOATING,CAUSED BY WINDS AND CURRENT WITH A DETERMINABLE DIRECTION defines().
A. Floating
B. Sailing
C. Drifting
D. Running into danger