初中英语英美文化SurveyofAmerica素材

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1、SurveyofAmericaPart1GeographyChapter1AGeneralIntroductiontoPhysicalGeographynTheUSissituatedinthecentralpartofNAwithAlaskainNWofNA&HawaiiincentralPacific.•North:Canada;•South:Mexico&GulfofMexico;•East:theAtlanticOcean;•West:thePacificOcean.nTotalarea:9372614sq.Km1ThreeGeographicalDivisions1)Th

2、eeasternpartnMadeupoftheHighlandsformedbytheAppalachian.nEast:thePiedmontPlateaunWest:theAppalachianPlateaunMiddle:theAppalachianRange2)ThewesternpartnConsistsofhighplateausandmountainsformedbytheGreatCordilleraRange.nWest:theCoastRangenMiddle:theCascadesnEast:theRockyMts.nTwoplateauswestofRoc

3、ky:theColoradoP(S)&theColumbiaP(N)nYellowstoneNationalParkislocatedinNWpartofWyoming.nTheoldestnationalparknThelargestwildlifepreserveinUSnYellowrockswiththeYellowstoneRivernThousandsofhotspring&geysersnOldFaithfulisthemostfamousgeyser,eruptingmorethan100feetevery73minutes.nColoradoValley,also

4、calledGrandCanyon,isinNArizona.nOneofthegreatnaturalwondersn277mileslong,18mileswide,1mdeep3)ThecentralplainnLiesinbetweentheRockyMts.&theAppalachians,stretchesfromtheGreatLakes(N)totheGulfofMexico(S).nOccupies½ofAmerica’slandmass.2Rivers&LakesTheThreeMajorRiverSystems1)ThesystemofGulfnTheMiss

5、issippiRiver:flowsfromtheGreatLakestotheGulfofMexico.nItisofthegreatestriversintheworld.nMajortributaries:theMissouri&Ohio2)TheAtlanticSystemnTheHudsonRiver:oneofthemainarteriesforinlandwaterwaytraffic.3)ThePacificSystemnTwomajorRivers:theColumbiaRiver&theColoradoRiverTheGreatLakesnLakeMichiga

6、n,Superior,Erie,Huron,&OntarionLiesbetweentheboundaryofCanadaandUS.nSuperioristhelargestfreshwaterlakeintheworld.nMichiganiswhollywithintheUS.nNiagaraFalls:liesbetweenErie&Ontario;1240mwideand49mdrop3ClimatenSincetheUnitedStatescoversalargearea,therearedifferenttypesofclimateindifferentregions

7、.nTheSouth,SW&California:haveawarmerclimatewithmoistair.nTheWest:theweatherisdry;thereislittlerain;dayshot;nightscoolnTheCentralPlain,NE&theGreatLakes:hotsummer&coldwinter,muchrain/snow.4NaturalResourcenTheUSisrichinnaturalresourceindep