航空气象学课后习题电子档.doc

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1、习题Chapter1ATMOSPHEREANDTEMPERATURE1.Whichfeatureisassociatedwiththetropopause?A.Absenceofwindandturbulence.B.Absoluteupperlimitofcloudformation.C.Abruptchangeoftemperaturelapserate.2.Whatisacharacteristicofthetroposphere?A.Itcontainsallthemoistureoftheatmosphere.B.Thereisanoveralldecreaseoftempera

2、turewithanincreaseofaltitude.C.Theaveragealtitudeofthetopofthetroposphereisabout6miles.3.TheaverageheightofthetroposphereinthemiddlelatitudesisA.20,000feet.B.25,000feet.C.37,000feet.4.TheprimarycauseofallchangesintheEarth’sweatherisA.variationofsolarenergyreceivedbytheEarth’sregions.B.changesinair

3、pressureovertheEarth’ssurface.C.movementoftheairmasses.5.Iftheairtemperatureis+8℃atanelevationof1,350feetandastandard(average)temperaturelapserateexists,whatwillbetheapproximatefreezinglevel?A.3,350feetMSL(MeanSeaLevel)B.5,350feetMSLC.9,350feetMSL6.Themostfrequenttypeofgroundorsurfacebasedtemperat

4、ureinversionisthatproducedbyA.groundradiationonaclear,coolnight,whenthewindislight.B.warmairbeingliftedrapidlyaloftinthevicinityofmountainousterrain．C.themovementofcolderairunderwarmair,orthemovementofwarmairovercoldair.7.Whatfeatureisassociatedwithatemperatureinversion?A.Astablelayerofair.B.Anuns

5、tablelayerofair.C.Airmassthunderstorms.8.Whatarethecharacterizesofaground-basedinversion?A.Convectioncurrentsatthesurface.B.Coldtemperatures.C.Poorvisibility.9.Whereisacommonlocationforaninversionoftheatmosphere?A.Atthetropopause.B.Inthestratosphere.C.Atthebaseofcumulusclouds.10.Whichweathercondit

6、ionsshouldbeexpectedbeneathalow-leveltemperatureinversionlayerwhentherelativehumidityishigh?A.Smoothairandpoorvisibilityduetofog,haze,orlowclouds.B.Lightwindshearandpoorvisibilityduetohazeandlightrain.C.Turbulentairandpoorvisibilityduetofog,lowstratus-typeclouds,andshoweryprecipitation11.对流层中，对天气变

7、化影响较大的气体是：A.氮气和氧气B.氧气和二氧化碳C.二氧化碳和水汽D.水汽和臭氧12.对流层顶是一个强大的稳定层，因为：A.它的上面是平流层B.空气干洁，能见度好C.气流平稳，没有对流运动D该处气温直减率小13.在对流层顶以上飞行，常常是：A.气流平稳，能见度好B.有尘粒、烟粒等杂质聚积C.会遇到高云，或积雨云、浓积云顶D.有使飞机产生颠簸的扰动气流14.局地气温的最低点通常出现在：A.后半夜B.天亮时C.早晨D.日