[2010安徽高考英语答案解析]2010安徽高考英语答案

2010安徽高考英语部分试题：

Haveyoueverwondered?

1.Whydoairplanestakelongertoflywestthaneast?

Itcantakefivehourstogowest-eastfromNewYork(NY)toLondonbutsevenhourstotraveleast-westfromLondontoNY.Thereasonforthedifferenceisanatmosphericphenomenonknowasthejet(喷射)stream.ThejetstreamisaveryhighaltitudewindwhichalwaysblowsfromthewesttotheeastacrosstheAtlantic.Theplanesmovementaconstamsairspeedthusgofasterinthewest-eastdirectionwhentheairmovingwiththewindthanintheoppositedirection.

2WhatwouldhappenifthegravityonEarthwassuddenlyturnedoff?

Supposingwecouldmagicallyturnoffgravity.Wouldbuildingsandotherstructuresfloataway?WhathappenedwoulddependonhowstronglythethingswereattachedtotheEarth.TheEarthismovingatquiteaspeedmovingatoverathousandmilesperhour.Ifyouturnsomethingroundyourheadonastring,itgoesaroundinacircleuntilyouletgoofthestronggoofthestring.ThingsnotattackedtotheEarthwouldflyoffinastraightline.Peopleinbuildingswouldsuddenlyshootupwardsatagreatspeeduntiltheyhittheceiling.Mostthingswouldflyoffintospace.

2010年安徽高考英语答案

[2010安徽高考英语答案解析]2010安徽高考英语答案

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