更多"An occluded front on a weather map "的相关试题:
[单项选择]On a working copy of a weather map，a cold front is represented by what color line? （）
A. Red
B. Blue
C. Alternating red and blue
D. Purple
[单项选择]An occluded front is usually caused by a（）.
A. cold front becoming stationary
B. warm front becoming stationary
C. cold front overtaking a warm front
D. warm front dissipating
[单项选择]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
[单项选择]Widely spaced isobars on a weather map indicate（）.
A. High winds
B. Gentle breezes
C. Ice，snow or frozen rain
D. Probability of tornados
[单项选择]In reading a weather map, closely spaced pressure gradient lines would indicate（）.
A. high winds
B. high overcast clouds
C. calm or light winds
D. fog or steady rain
[单项选择]In reading a weather map，closely spaced pressure gradient lines would indicate（）.
A. high winds
B. high overcast clouds
C. calm or light winds
D. fog or steady rain
[单项选择]A weather map is a synoptic data because it（）.
A. summarizes a great deal of information
B. can be interpreted accurately
C. appears daily
D. is prepared by the Weather Bureau
[单项选择]On a weather map,a large letter “h” means（）
A. a high pressure area with cool, dry air and fair weather
B. a high pressure area with warm, moist air and inclement weather
C. horse latitudes, with rough seas and strong winds
D. a heavy squall line near the “H”
[单项选择]The legend/symbol which designates an occluded front is represented by a（）.
A. red line
B. purple line
C. blue line
D. dashed blue line
[单项选择]Weather observations provided by each weather station include all of the following except（）.
A. temperature
B. visibility
C. predicted weather for the next twelve hours
D. barometric pressure and change in the last three hours
[单项选择]Messages concerning weather conditions transmitted by radiotelephone are preceded by（）.
A. MAYDAY
B. PAN-PAN
C. SECURITE
D. SOS
[单项选择]（）indicates unstable weather.
A. The persence of cirrus clouds
B. The low-hanging stratus clouds
C. The altocumulus clouds
D. The massive cumulus clouds
[单项选择]A triangular daymark would be colored（）.
A. red
B. red and white
C. green
D. green and white
[单项选择]Preferred channel marks are colored with（）．
A. black and green bands
B. red and green bands
C. red and yellow bands
D. yellow and green bands
[单项选择]Navigational warnings and weather bulletins for shipping（）from Singapore Radio.
A. broadcast
B. broadcasted
C. are broadcast
D. are broadcasted
[填空题]压力调定，大泵压力为（）Map，小泵压力为（）Map，正转（）Map，反转15Map。
[单项选择]Weather information is available from（）.
A. Commercial radio broadcasts
B. The Coast Guard on scheduled marine information broadcasts
C. VHF-FM continuous marine weather broadcasts provided by the National Weather Service
D. All of the above
[单项选择]Weather forecast messages are usually（）.
A. Given only to TV stations
B. Transmitted only by commercial broadcast stations
C. Broadcast in plain language
D. Broadcast immediately on VHF Channel 16 and 2182 kHz
[单项选择]Under normal weather and sea conditions when securing a stack of containers with non-locking fittings，lashings are required when the tier exceeds what height?（）.
A. Lashings are always required
B. One container
C. Two containers
D. Three containers
