atpl网上题库3气象.pdf

3气象(l)T he ap p r o x im at e p er c en t age o f o x y gen at gr o u n d l ev elA.2 0%B.1 5%C.4 1%正确答案：A(2)W her e is a c o m m o n l o c at io n fo r an in v er s io n?A.T r o p o p au s eB.S t r at o s p her eC.B as e o f c u m u l u s c l o u d s正确答案：B(3)T he s ec t io n o f t he at m o s p her e s u r r o u n d in g t he ear t han d c l o s es t t o s u r fac e is c al l edA.t r o p o s p her eB.S t r at o s p her eC.t r o p o p au s e正确答案：A(4)What feature is associated with a temperatureinversion?A.a stable layer of airB.an unstable layer of airC.air mass thunderstorms正确答案：A(5)What characterizes a ground-based inversion?A.convection currents at the surfaceB.cold temperaturesC.poor visibility正确答案：C(6)What condition produces the most frequent type ofground-or surface-based temperature inversion?A.the movement of colder air under warm air or themovement of warm air over cold airB.widespread sinking of air within a thick layeraloft resulting in heating by compressionC.terrestrial radiation on a clear,relativelycalm night正确答案：C(7)What is a characteristic of the troposphere?A.it contains all the moisture of the atmosphereB.there is an overall decrease of temperature withan increase of altitudeC.the average altitude of the top of thetroposphere is about 6 miles正确答案：B(8)T he heat of the stratosphere air is chiefly fromA.the absorption of sun radiation by the watervaporB.the absorption of sun ultraviolet ray radiationby the ozoneC.the absorption of ground radiation by the air.正确答案：B(9)T he time of the day when the earth s surface givesoff the greatest amount of terrestrial radiation isA.a few hours before midnightB.at sunsetC.mid afternoon正确答案：C(10)When does min temperature normally occur during a24 hours period?about 1 hour before sunriseat midnightaft er s u n r is e正确答案：c由于太阳辐射强度的日变化，气温在一日之中也呈现周期性变化，有一个最低值和最高值，最低值一般出现在早晨日出后，最高值出现在当地正午后2小时左右。(l l)T he heat o f t he t r o p o s p her e air is c hiefl y fr o mA.t he abs o r p t io n o f s u n r ad iat io n by t he w at erv ap o rB.t he abs o r p t io n o f s u n u l t r av io l et r ay r ad iat io nby t he o z o n eC.t he abs o r p t io n o f gr o u n d r ad iat io n by t he air正确答案：C(1 2)W hic h o f t he fo l l o w in g is n o t c o r r ec t?A.s o l ar r ad iat io n p en et r at es t he at m o s p her e m o r er ead il y t han t er r es t r ial r ad iat io n 6B.t he am o u n t o f s o l ar r ad iat io n abs o r bed at t heear t h s u r fac e is in d ep en d en t o f t he t y p e o f s u r fac eC.w at er v ap o u r an d c ar bo n d io x id e ar e im p o r t an tabs o r ber s o f t er r es t r ial r ad iat io n正确答案：A(1 3)W hat is t he ap p r o x im at e r at e u n s at u r at ed air w il lc o o l fl o w in g u p s l o p e?A.3 C p er 1,0 0 0 feetB.2 C p er 1,0 0 0 feetC.4 C p er 1,0 0 0 feet正确答案：A(1 4)W hic h p r o c es s c au s es ad iabat ic c o o l in g?ex p an s io n o f air as it r is esm o v em en t o f air o v er a c o l d er s u r fac er el eas e o f l at en t heat d u r in g t he v ap o r iz at io np r o c es s正确答案：A(15)Which term applies when the temperature of the airchanges by compression or expansion with no heat addedor removed?A.KatabaticB.AdvectionC.Adiabatic正确答案：C(16)When saturated air moves downhill,its temperatureincreasesat a faster rate than dry air because of the releaseof latent heatat a slower rate than dry air because condensationreleases heatat a slower rate than dry air because vaporizationuses heat正确答案：C(1 7)A r ec o r d o f at m o s p her ic t em p er at u r e c an be r ead fo raA.bar o gr ap hB.t her m o gr amC.t her m o gr ap h正确答案：B(1 8)I n av er age,fo r ev er y 1,0 0 0 feet in c r eas e in t het r o p o s p her e,t he t em p er at u r e o f t he air w il lA.d es c en d 2 CB.d es c en d 3 CC.d es c en d 4 C正确答案：A(19)A temperature of 45 isA.5 7 T or 273KB.113T or 273KC.113T or 318K正确答案：CK=2 7 3.1 5 +撮 氏 温 度 c=(T-3 2)*5/920)What condition produces the most frequent type ofground-or surface-based temperature inversion?A.the movement of colder air under warm air or themovement of warm air over cold airB.widespread sinking of air within a thick layeraloft resulting in heating by compressionC.terrestrial radiation on a clear,relativelycalm night正确答案：C(21)What is the primary cause of all changes in theEarth s weather?A.change in air pressure over Earth s surfaceB.variation of solar energy at surfaceC.movement of air mass from moist areas to dryareas正确答案：B(22)T he surface air temperature of a running willdepend on all of the followingA.airfield elevation,runway length and slope,airfield latitude and windB.airfield elevation and latitude time of the year,time of day,runway surface prevailing wind and cloudcoverC.airfield elevation runway length,prevailingwind and the time of day正确答案：B(2 3)W hic h p r es s u r e is d efin ed as s t at io n p r es s u r e?A.A l t im et er s et t in g.B.A c t u al p r es s u r e at fiel d el ev at io n.C.S t at io n bar o m et r ic p r es s u r e r ed u c ed t o s eal ev el.正确答案：B(2 4)D ew p o in t isA.t he t em p er at u r e t o w hic h d r y air m u s t be c o o l edin o r d er t o j u s t r eac h s at u r at io nB.t he t em p er at u r e at w hic h a p ar c el at air r eac hs u p er s at u r at u r e p o in t,ir r es p ec t iv e o f p r es s u r eC.t he T E M t o w hic h s at u r at ed air m u s t be c o o l edt o p r o d u c e c o n d en s at io n正确答案：A(2 5)T he d ew p o in t t em p er at u r e is higher w henair is v er y w ar m an d d r y-air is v er y c o l d an d m o is tair p r es s u r e is l o w er正确答案：B露点温度和空气中水汽含量和气压大小有关。气压一定时，水汽含量越多，露点温度越高；在水汽含量不变的情况下，气压降低时，露点温度随之降低。(2 6)W hat w eat her c o n d it io n o c c u r s at t he al t it u d e w her et he d ew p o in t l ap s e r at e an d t he d r y ad iabat ic l ap s e r at ec o n v er ge?p r ec ip it at io n s t ar t sc l o u d bas es fo r ms t abl e air c han ges t o u n s t abl e air正确答案：B(2 7)W hat w eat her d iffer en c e is fo u n d o n eac h s id e o fa“d r y l in e”?ex t r em e t em p er at u r e d iffer en c es t r u t v er s u s c u m u l u s c l o u d sd ew p o in t d iffer en c e正确答案：C(2 8)T he hu m an bo d y is c o m fo r t abl e at n o r m alt em p er at u r es.W hen t he r el at iv e hu m id it y is?A.6 0-8 0%B.4 0-6 0%C.2 0-3 0%正确答案：B(2 9)T he r el at iv e hu m id it y w il l be 1 0 0%w henA.d ew p o in t B.w et bu l b an d d r y bu l b eq u alC.d ew p o in t d r y bu l b正确答案：B(3 0)T he w at er v ap o r hel d in u n s at u r at ed air isA.in v is ibl e al w ay sB.v is ibl e al w ay sC.v is ibl e o n l y if t em p er at u r e is l o w en o u gh正确答案：A(3 1)W hic h ev en t u s u al l y o c c u r s aft er an air c r aft p as s est hr o u gh a fr o n t in t o t he c o l d er airt em p er at u r e/d ew p o in t d ec r eas esat m o s p her e p r es s u r e in c r eas esw in d d ir ec t io n s hift s t o t he l eft正确答案：B(3 2)W at er is s aid t o hav e a gr eat er v al u e o f s p ec ificheat as c o m p ar ed w it h t he l an d,bec au s eit s abl e t o abs o r b m o r e heat t han t he l an d,bu thas n o bear in g o n t he r at e o f c han ge in t he t em p er at u r eit r eq u ir es l es s heat be t ak en in t o c han ge itt em p er at u r e as c o m p ar ed w it h t he l an dit r eq u ir es m o r e heat t o in c r eas e it t em p er at u r et han l an d正确答案：C(3 3)W it h t he in c r eas e o f t em p er at u r e,t he air p l an e，sr o l l in g d is t an c e w il l w hen t ak eo ff an d l an d in g.A.r em ain u n c han gedB.in c r eas eC.r ed u c e正确答案：B(34)Which are the only cloud types forecast in theT erminal Aerodrome Forecast?A.AltocumulusB.CumulonimbusC.Stratocumulus正确答案：B(35)Before takeoff,the pilots find the clouds have thefollowing:very low and thick clouds,flat and graybottoms with light rain.T his clouds is referred asA.stratus or nimbostratusB.altostratus or stratocumulusC.cumulonimbus or altocumulus正确答案：A(36)Which type clouds may be associated with thejetstream?c ir r u s c l o u d s o n t he eq u at o r ial s id e o f t hej et s t r eamc u m u l o n im bu s c l o u d l in e w her e t he j et s t r eamc r o s s es t he c o l d fr o n tc ir o s t r at u s c l o u d ban d o n t he p o l ar s id e an d u n d ert he j et s t r eam正确答案：A(3 7)W hat is t he l o w es t c l o u d in t he s t at io n ar y gr o u pas s o c iat ed w it h a m o u n t ain w av e?r o t o r c l o u ds t an d in g l en t ic u l arl o w s t r at u s正确答案：A山地有许多由于地形影响而形成的特殊的地形云，如荚状云、滚轴状云和帽状云。荚状云可出现在不同高度上，可以是层积云、高积云或者卷云；滚轴状云通常底部低于山峰，顶部可高出山峰顶许多；帽状云只形成在山顶上空。(3 8)T he height o f t he l o w es t c l o u d in t he r ep o r t w as(B K N 0 8 0)A.1 0 0 0 F L A G LB.8 0 0 F L A G LC.8 0 0 0 F L A G L正确答案：C(3 9)I n fl ight,p il o t s fin d fo r an e c l o u d s c o n s is t in g o fc l o u d bar an d c l o u d ban d w it h fl at fl o o r an d p il edc l o u d s o n t he t o p o f s o m e c l o u d s.T he d es c r ip t iv e c l o u ds ho u l d be.A.c u m u l u s c o n ges t u sB.c u m u l o s t r at u sC.t o w er in g c l o u d s正确答案：C(40)When flying over the nimbostratus clouds,the pilotfinds that there are uptowering clouds on the thicklayer.T op of the towering clouds extends to 90 0 0 metershigh and are blown to one side by the strong wind likehorse5 s mane.Based on this situation,he predicts thatthere must be()in the sheet clouds.A.cumulonimbus cloudsB.altocumulus cloudsC.false cirrus clouds正确答案：A(41)T he heaviest icing that easy to accumulate inflight is associated withA.in cumuloniform cloudsB.in high clouds,such as cirrusC.in altocumulus cloud正确答案：A(4 2)T he c l o u d s w hic h c an p r o d u c e t hu n d er s t o r m an d hailar eA.n im bo s t r at u sB.c u m u l o n im bu sC.al t o s t r at u s正确答案：B(4 3)C l o u d s ar e d iv id ed in t o t hr ee fam il ies ac c o r d in gt o t heirheight r an gec o m p o s it io no u t w ar d s hap e正确答案：A(4 4)W hic h t y p e c l o u d s ar e in d ic at iv e o f v er y s t r o n gt u r bu l en c e?A.n im bo s t r at u sB.standing lenticularC.cirrocumulus正确答案：B(45)Airplanes may encounter heavy turbulence inA.cumulonimbus and towering cumulusB.stratocumulus and altocumulusC.altocumulus and cumulonimbus正确答案：A(46)What are basic conditions to form a thunderstorm?A.an unstable lapse rate and terrain lifting forceB.an unstable lapse rate,an initial lifting force,and sufficient water vaporC.sufficient water vapor and front area正确答案：B(47)When taking off or landing at the airport on theedge of thunderstorm region,which of the followingdescriptive weather should be watchouted particularly?A.visibility and low cloudsB.windshear at low altitudeC.hail and rainstorm正确答案：B(48)What feature is normally associated with thecumulus stage of a thunderstorm?A.beginning of rain at the surfaceB.frequent lightningC.continuous updraft正确答案：C(49)Summer thunderstorms in the arctic region willgenerally moves o u t hw es t t o n o r t heas t w it h t he j et s t r eam fl o wd ir ec t l y n o r t h t o s o u t h w it h t he l o w l ev el p o l arair fl o wn o r t heas t t o s o u t hw es t in p o l ar eas t er l ies正确答案：C(5 0)T her e is r ibbo n l ik e p r ec ip it at io n u n d er t he c l o u d sbu t it ev ap o r at ed befo r e r eac hin g t he gr o u n d.T hisp hen o m en o n is r efer r ed t o asA.p l u m eB.v ir gaC.d o w n d r aft正确答案：B(5 1)W hat is a feat u r e o f s u p er c o o l ed w at er?A.t he w at er d r o p s u bl im at es t o an ic e p ar t ic l e u p o nim p ac tB.t he u n s t abl e w at er d r o p fr eez es u p o n s t r ik in gan ex p o s ed o bj ec tC.t he t em p er at u r e o f t he w at er d r o p r em ain s at 0 u n t il it im p ac t s a p ar t o f t he air fr am e,t hen c l ear ic eac c u m u l at es正确答案：B(5 2)W hat t em p er at u r e c o n d it io n is in d ic at ed ifp r ec ip it at io n in t he fo r m o f w et s n o w o c c u r s d u r in gfl ight?A.t he t em p er at u r e is abo v e fr eez in g at fl ightal t it u d eB.t he t em p er at u r e is abo v e fr eez in g at higheral t it u d esC.t her e is an in v er s io n w it h c o l d er air bel o w正确答案：A(5 3)W hat is t he ex p ec t ed d u r at io n o f an in d iv id u alm ic r o bu r s t?A.t w o m in u t es w it h m ax im u m w in d s l as t in gap p r o x im at el y 1 m in u t eB.o n e m ic r o bu r s t m ay c o n t in u e fo r as l o n g as 2 t o4 ho u r sC.s el d o m l o n ger t han 1 5 m in u t es fr o m t he t im e t hebu r s t s t r ik es t he gr o u n d u n t il d is s ip at io n正确答案：C(5 5)A t m o s p her e p r es s u r e c han ge d u e t o a T S w il l be att he l o w es t v al u eA.d u r in g t he d o w n d r aft an d heav y r ain s ho w er sB.w hen t he T S is ap p r o ac hin gC.im m ed iat el y aft er t he r ain s ho w er hav e s t o p p ed正确答案：B(5 6)W hic h o f t he fo l l o w in g c as es p r o v id es im p u l s e fo r c efo r fo r m in g heat t hu n d er s t o r m?A.w at er v ap o r c o agu l at in g an d t hen r el eas in gl at en t heatB.r is in g t er r ainC.u n ev en heat o n t he gr o u n d正确答案：C热雷暴由热力对流产生，其形成原因有因为地表性质分布不均，近地面气层中的相邻空气间存在温度差异，气层中会有热力对流产生而形成。(5 7)T he em bed d ed t hu n d er s t o r m is s u d d en l y an dv io l en t l y an dA.t hey ar e o bs c u r ed by o t her t y p e o f c l o u d sB.t hey ar e p r ed ic t ed t o d ev el o p in a s t abl e airm as sC.t hey ar e em bed a s q u al l l in e正确答案：A(5 8)W hic h o f t he fo l l o w in g is t he c har ac t er is t ic o fheat t hu n d er s t o r m?A.it m o v es w it h t he w eat her s y s t emB.it c o v er s s m al l ar ea an d is is o l at ed w it ho p en in gsC.it s t r en gt hen s at n ight an d w eak en s in t he d ay-o n l an d正确答案：B由于热力对流往往不够强盛，因而热雷暴表现出范围小、孤立分散、各个雷暴云间通常有明显间隙的特点。随着气温日变化，热雷暴也表现出明显的日变化，在大陆上热雷暴多出现在午后或傍晚，入夜以后，热雷暴逐渐消散；而在海洋或湖泊上空，热雷暴多出现在夜间或黎明，白天减弱和消散。(5 9)W hic h o f t he fo l l o w in g c as es p r o v id es im p u l s e fo r c efo r fo r m in g heat t hu n d er s t o r m?A.w at er v ap o r c o agu l at in g an d t hen r el eas in gl at en t heatB.r is in g t er r ainC.u n ev en heat o n t he gr o u n d正确答案：C(6 0)T r o p ic al t hu n d er s t o r m o c c u r r in g in t he ho u r s j u s tbefo r e d o w n is m o s t l ik el y t o fo r mA.o v er c o as t w at er s w it h t en d en c yB.in l an d in s u bc o n t in en t al ar eaC.o v er c o as t al l an d ar eas w it h正确答案：A(6 1)W hic h o f t he fo l l o w in g s t at em en t s abo u t“hail s t o n e“is c o r r ec t?A.gr o u n d r ain m ean s t hat t he hail s t o n e d is ap p ear sin t he airB.t o w er in g c l o u d s u s u al l y p r o d u c e hail s t o n esC.t he hail c an be t hr o w n s ev er al k il o m et er s o u to f t he t hu n d er s t o r m正确答案：C(62)Which of the following weather phenomenon signalsthat thunderstorm is at its mature phase?A.the appearance of disordered low cloudsB.the appearance of anvil clouds topC.it begins to rain on the ground正确答案：C(63)Which weather phenomenon signals the beginning ofthe mature stage of a thunderstorm?A.T he appearance of an anvil top.B.T he start of rain at the surface.C.Growth rate of the cloud is at its maximum.正确答案：B(64)Which type precipitation is an indication thatsupercooled water is present?A.w