高中英语外研版TheViolenceofNatureTheViolenc

TeachingaimsStudentscanknowaboutthedisastersinnature.Studentscanpractisetheirlistening.Studentscanpractisetheirreadingability.Studentscancooperatewitheachother.LeadinWatchvideosaboutCaliforniaearthquakeandvolcanoeruptiontheCaliforniaearthquake.flv火山爆发.flv

LookatsomedisastersinnatureLightning

Theflashoflightwhichhappensduringathunderstormtornadoacolumnofairthatturnsveryquicklyfloodalotofwaterinanareawhichisusuallydryaverystrongtropicalstorm

at

a

speedof

120k/hormorehurricanethunderstormalotofrainfallingquickly,withloudnoisesandflashesoflightVolcaniceruptionearthquakefloodhurricanelightningthunderstormsandstormtornadoearthquakevolcaniceruption洪水飓风闪电雷暴沙尘暴龙卷风地震火山喷发DisastersofNatureReadfastandgetthemainidea:Part1:Part2:SkimmingWhatisatornado?Whatisahurricane?Listentothefirsttwopassagesandanswerthequestions.Scanning1.Howstrongaretornadowinds?Morethan400km/h.2.Whatcanhappentofurniturewhenahouseisdestroyedbyatornado?Itstayswhereitwas.3.HowmanytornadoesarethereintheUSeveryyear?About800.4.Howmanypeoplediedintheworsttornadoofalltime?Morethan700.5.Whathappensatseaduringahurricane?Ithashugewaves.6.Whenwastheworsthurricaneofalltime?8thSeptember,1900.Readthethreepassagesandfillintheblanks.ScanningTornadoHurricaneDefinitionSpeedPlaceDamageTheworstexamplearotatingcolumnofairstrongtropicalstormsover400km/h120km/hormoreintheUSintheAtlanticOcean

...pickup…,put…down,take…off…,destroy…kill…destroy…1925US1900GalvestonReadthefirsttwopassagesandanddecidewhichofthefollowingstatementsaretrue(T)orfalse(F).Scanning1.Alltornadoeshavewindsofmorethan400kilometresperhour.2.TherearemoretornadoesoccurringintheUSthaninotherpartsoftheworld.3.Tornadoescan’tdestroyfurniturebecausetheyarenotviolentenough.4.IntheUS,thereareusuallyabout80peoplekilledintornadoeseveryyear.5.Theworsttornadoinhistorykilledatleast700people.6.EveryyeartherearesixAtlantichurricanes.7.BoththeworsttornadoandtheworsthurricaneoccurredintheUS.8.Theworsthurricaneofalltimekilledaboutone-sixthofthepopulationintheUS.Atornado

Ahurricane

Readthefirsttwopassagesandfillintheblanks.ScanningAtornado1.Atornadois_____________________fromathunderstormtotheground.Themostviolenthavewindsofmorethan_____________perhour.2.Theyoccurintheareafrom

____________________to________________________.arotatingcolumnofair400kilometresTexasinthesoutheastSouthDakota

inthenorth3.Theycan_______cars,trainsandhouses.Theycan_______houses,butleavethefurnitureinsideexactlywhereitwas.4.Theworstoneoccurredin1925,affecting______________.Morethan__________hadbeenkilledand_____hadbeeninjured.pickup

destroythreeUSstates700people

2,700Ahurricane

1.Hurricanesare____________________.2.TheyoccurinthesouthernAtlanticOcean,theCaribbeanSeaandthe

_______________.3.Theworstoneoccurredonthe___________________inGalveston,Texas.Itkilled____________anddestroyed______________.

strongtropicalstormsGulfofMexico8thSeptember19006,000