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A. in the stratosphere;
B. at the base of cumulus clouds;
C. at the tropopause;
A.
32.Which weather condition is present when the tropical storm
is upgraded to a hurricane?
A. a clear eare or hurricane eye has formed;
B. sustained winds of 65kt or more;
C. highest wind speed locokt or more;
B
33.What conditions are indicated on a weather depiction chart?
A. actual sky cover visibility restrictions and type of
precipiteition at reporting stations;
B. actual en route weather conditions between reporting
station;
C. for case ceilirgs and visibilities over a large geographic
area.
A
34.Constant pressure analysis charts contain air tours is
others some contain isobars the contours depict?
A. high lows troughs + ridges on the surface;
B. ridges lows troughs + high aloft;
C. highs lows troughs + ridges corrected to MSL
B
35.Weather feature occurs at altitude levels near the
tropopause can?
A. abrupt temperature of the tropopause;
B. thin layers of cirrus clouds at the tropopause level;
C. maximum wind and narrow wind shear zone;
C
36.Which event usually occurs after an A/C passes through a
front into the colder air?
A. atmosphere pressure increase；
B. temperature dew point decrease；
C. wind direction shifts to the left
A
37.Which type wind flows down slope become warmer and dry?
A. volley wind;
B. loud breeze;
C. katabatic wind.
C
41.Tornadoes（龙卷风） from the steady-state thunderstorm
associated with cold fronts and squall line.
42.prognostic charts depicts the condition.
A. exsting at the surface during the past 6 months;
B. which present from the 1000 minibox through T;
C. forcast to exist at specific time in the future shown on
the chart;
C
1.what is a feature of a stationary front?
A.surface winds tends to flow parallel to the zone
B.weather conditions ate a combination of strong wind front
C.the warm front surface moves abort half the spead of the cold
front
A
2.which area or area of the Northen Hemisphere experance a
genarally East to West movement of weather system?
A. subtropical only
B. arctie only
C. arctic and subtropical
C
3.which weather will ecperance at the altitude where the dew
point lapse rate and dry adiabatic rate meet?
A. precipitation starts
B. cloud bases form
C. stable air sange to unstable air
B
4.In which meterolosical condition can finite a low pressure
area from
A. warm front or occlanded fronts
B. slow-moving cold front or stationary front
C. cold front
B
5.where is the usual location of a thermal low?
A. over the surface of a dry sunning region
B. over the eye of a hurricane
C. over the anti region
A
6.which weather condition is present when the tropical storm
is upgraded to a hurricane
A.a clear area or hurricane eye has formed
B.sustained winds of 65 kt or more
C.highest windspeed 100 kt or more
B
7.which condition produce weather on the side of a large lake?
A. cold air flowing over a warmer lake may produce advection
fog
B. warm air flowing over a colder lake may produce advection
fog
C. warm air flowing over a colder lake may produce rain shower
B
8.what airditions are indicated or a weather Depiction chart?
A. Actual sky over visibility restrictions and type of
precipitation at reporting stations
B. Actual en route weather conditions between reportings
station
C. Forecast ceilings ad visililities over a large geosraphic
area
A
9.Constant pressure Aualysisc charts contanin contoms is
others + some contain isobars the contours depict
A. highs,lows,troughts+ridges on the surface
B. ridges,lows,troughts+high aloft
C. highs lows.troughs+ridges corrected to Msc
B
10.which term applies when the temperature of the air change
by compression of expansion with no heat added or removed?
A. katabatic
B. advection
C. adiabatic
C
11.where do squall lines most often develop?
A. behind a station front
B. ahead of a cold front
C. in a occlauded front
B
12.weather feathure occurs art altitude leves near the
tropopause can
A. abrupt temperature increase of the tropopause
B. thin layers of cirrus clouds at the tropopause level
C. maximum wind and narrow wind sheat zones
C
13.which event usually occurs after an a/c passes though a
front into the colder air?
A. pressure increase
B. temperature/dewpoint decrese
C. wind direction shifts to the loft
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