Unit 5 The power of nature-Reading(已备)

Unit5warmingupandreadingWarmingupRememberwhathappenedonDec26,2004?TsunamihitsIndonesiaTsunamiDoyouknowanyothernaturaldisasters?naturaldisasterssandstormtyphoonfloodhurricanetornadoearthquaketsunamilandslidesnowstormdroughtChinasufferedmassivefloodingconcentratedinthreeareasduringthe1998summer.1976年7月28日凌晨3时42分，河北省冀东地区的唐山、丰南一带突然发生7.8级强地震，新兴的重工业城市唐山蒙受惨重灾难，被夷为一片废墟。hurricanetyphoondisasterdroughtlandslidesandstormHeavysnowstormhitsShandongPeninsula21Dec2005snowstormHaveyoueverseenavolcano?volcano-eruption公元79年维苏威火山的爆发掩埋了一座城市！虽然地球史上每一次火山爆发无不令地貌沧海桑田，但公元79年维苏威火山的爆发却的确令一座城市获得了永生--庞贝无法躲过火山的劫难，但它被掩埋封存在渐渐冷却、凝固、变硬的火山灰中，最终竟躲过了上千年岁月的侵蚀。•Whatdoyouknowaboutvolcano?•Doyouknowhowavolcanoerupts?volcano-eruptionBoilingrockeruptsfromthecrater;thelavaflowsslowlydownthemountain.MagmachamberLavaCraterAshcloud/volcanicashHowisavolcanoformed?Therocksundertheearthbecomehotterandhotteranderuptfromthemountain.Whereismostpossibleforavolcanotoerupt?Neartheoceans.anextinctvolcanoanactivevolcanotypesofvolcanoesadormantvolcanoactivevolcano(=onethatmayeruptatanytime)dormantvolcano(=onethatisnotactiveatthemoment)extinctvolcano(=onethatisnolongeractiveatall)Whatqualitiesareneededforavolcanologist?Areyousuitableforbeingavolcanologist?Answer“yes”or“no”tothefollowingquestions.Pre-readingQuestionsYesNo1Doyoulikeworkingoutsideaswellasinside?2Doyouenjoytravellingtounusualplaces?3Doyouenjoytakingrisks?4Doyoudislikedoingthesamethingeveryday?5Doyoulikeadventureinyourlife?6Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?Iwouldlike/wouldn’tliketobeavolcanologistbecause...AnExcitingJobReading1.Whatisthewriter?2.Whendidhefirstseeaneruption?Howdiditlooklike?3.Whatwashewearingwhengettingclosetothecrater?Andwhatwastheresult?Skimthetextandanswerthefollowingquestions:1.Whatisthewriter?2.Whendidhefirstseeaneruption?Howdiditlooklike?HeisavolcanologistworkingfortheHawaiianVolcanoObservatory.HemainlycollectsinformationaboutMountKilauea.ItwasinthesecondweekafterhearrivedinHawaii.Itwasverybrightalthoughitwasnight.Redlavafountainedhundredsofmetersintotheairanditwasafantasticsight.3.Whatwashewearingwhengettingclosetothecrater?Andwhatwastheresult?Hewaswearingwhiteprotectivesuitsthatcoveredhiswholebody,helmets,bigbootsandspecialgloves,justlikeaspaceman.Asaresult,itmadehimdifficulttowalk.Whatkindofthingsshouldavolcanologistdo?Collectandevaluateinformationaboutvolcanoes.2.Whatisthevolcanologistwearingwhengettingclosetothecrater?Whiteprotectivesuitsthatcoveredhiswholebody,helmets,bigboots,specialgloves.Helooksjustlikeaspaceman.Part1(Para1-2)Part2(Para3-4)Part3(Para5)Thewriter’sjobanditsimportanceThewriter’sexperienceofwatchingthevolcanoeruptionThereasonsforthewriter’senthusiasmabouthisjobThemainideaofthepassage:Partone(Para1-Para2)1)Whyisavolcanologist’sjobimportant?2)WhereisMountKilauea?3)Thewriterdoesn'tmindtheoccasionaldangerofhisjobbecause___________________________________________.Itcanwarnpeoplewhenthevolcanoisgoingtoeruptandsavemanylives.InHawaii.dangerexciteshimandmakehimfeelaliveParttwo(Para3-Para4)1.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?2.Whatmadetheauthorrealizethataneruptionoccurred?a.Iheardastrangesound.b.mybedroombecameasbrightasday.c.mybedbeganshaking.d.Iranoutofthehouseintothebackgarden.1234Parttwo(Para3-Para4)3.Whatdoesthewritermeanbyusing“lucky”inthesentence“Iwasluckyenoughtohaveamuchcloserlookatit.”?4.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Togetsomelavaforlaterstudy.•Itwashisfirstsightofaneruption.•Itwasthefirsttimeforhimtowatchthecrater.Partthree(Para5)Whatattractsthewriterafterhehasstudiedvolcanoesformorethantwentyyears?Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdamage.1.Whyisavolcanologist’sjobimportant?Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives.2.WhereisMountKilauea?MountKilaueaisinHawaii.Scanthetextandanswerthefollowingquestions:`4.Whatcausedthewriter’sbedroomtobecomeasbrightasdayeventhoughitwasnight?Thelightthatwascausedbythered-hotrocksandgasesthateruptedfromthevolcano.3.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.5.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?Thescientistsneededtogetsamplesofthelavasotheycouldstudythem.6.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?Theauthorwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk.7.Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?Thewriterfindstheirbeautyandalsotheirpotentialtocausegreatdestruction.Havinglearnedalittlemoreabouttheworkofavolcanologist,doyouthinkitisaoccupationyouwouldenjoy?Giveyourreasons.No.Iprobablywouldn’tenjoythisjobbecauseIwouldhavetoliveinothercountriesandalsoIdon’tlikebeingindangerous.Also,I’mnotverygoodatscience.Yes,I’dliketodoajoblikethisbecauseIwouldenjoy