人教课标高二选修6Unit5,Unit5Thepowerofnature,,Warmingup,Manhassomuchwisdomandpowerthatthewholeworldhaschangedalot.,tallbuildings,modernagriculture,aeroplanes,atomicbomb,spaceship,modernmedicine,moderncommunication,Whatdoyouthinkof,Haveyoueverconsideredhowweakhumansarecomparedwithavolcano,hurricaneorearthquake?Canyoulistsomenaturaldisasters?,,volcanoerupting,,,,,,,,,Boilingrockeruptsfromthecrater(火山口);thelava(熔岩)flowsslowlydownthemountain.,gasliquidsolidlava(熔岩)vapour,carbondioxide,nitrogen(氮),sulphur(硫磺)bitsofrockandvolcanicash,etc.,1.Howisavolcanoformed?Oneplatecrashesdownintoanother.Thefluidrockbecomeshotterandhotterwithhighpressure.Finallyitrushesout.Thus,avolcanoisformed.,Whereisitmostpossibleforavolcanotoerupt?Jointsbetweentheplates.Jointsbetweentheplates.Jointsbetweentheplates.Oftenneartheoceans.,3.Whattypesofvolcanoesdoyouknow?extinctvolcano(=onethatisnolongeractiveatall)dormantvolcano(=onethatisnotactiveatthemoment)activevolcano(=onethatmayeruptatanytime),,AnswerYesorNotothequestionnaire.questionnaireYesNo1.Doyoulikeworkingoutsideaswellasinside?2.Doyouenjoytravellingtounusualplaces?3.Doyouenjoytakingrisks?,questionnaireYesNo4.Doyoudislikedoingthesamethingeveryday?5.Doyoulikeadventureinyourlife?6.Areyouinterestedinstudyingrocksandotherthingsthatmakeupthesurfaceoftheearth?,Ifyouanswered“yes”toallthesequestions,thenvolcanologycouldbeagoodcareerforyou.Readthepassageonpage34tofindoutmoreaboutbeingavocanologist.,Skimming,1.What’sthemainideaofthearticle?Thewriterexpressedhis_____forhisjobasa______________andtoldusoneofhisunusual___________inMountKilauea,Hawaii.lovevolcanologistexperiences,2.Findoutmainideasforeachpart.Part1(Para1-2)Part2(Para3-4)Part3(Para5)Thewriter’s____andits____________.jobimportanceThewriter’s__________ofwatchingthevolcaniceruption.experienceThe_______forthewriter’senthusiasmabouthisjob.reasons,Scanning,Whichofthefollowingisnotthefactorthatmakesthewriter’sjobthegreatestintheworld?A.it’sdangerousbutexciting.B.thewritercantraveltounusualplacesandmeetpeoplefromallovertheworld.C.thewritercanearnalotofmoney.D.thewriterishelpingprotectingpeoplefromthevolcano.,2.Whatdoesavolcanologistnotneedmost?A.knowledgeofspaceships.B.researchskills.C.skillsofoperatingscientificequipment.D.observingskills.,Carefulreading,1.Whydoesthewritersaythathehasthegreatestjobintheworld?2.Whyisavolcanologist’sjobimportant?3.WhereisMountKilauea?,Whydoesthewritersaythathehasthegreatestjobintheworld?,2.Whyisavolcanologist’sjobimportant?Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsavemanylives.,3.WhereisMountKilauea?InHawaii.,Job:____________–_____________________________–__________________________________________________________Fillintheblanksaccordingtothispart.volcanologistcollectinformationforadatabasehelpscientiststopredictwherelavawillflowandhowfast,importance:______________________________________________________________________________________________feelings(adj.):___________–_______–_______protectordinarypeoplefromvolcanoes/Savepeople’slivesbywarningthemtoleavetheirhomes.excitedneverboredfeelalive,4.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?5.Whatcausedthewriter’sbedroomtobecomeasbrightasdayeventhoughitwasnight?,6.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?7.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?,4.WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?Noonelivesnearthecrater.Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanodon’tdamageanythingbecausenoonelivesnearthecrater.,5.Whatcausedthewriter’sbedroomtobecomeasbrightasdayeventhoughitwasnight?thered-hotrocksgasthateruptedfromthevolcanoThelightwascausedbythered-hotrocksandgasthateruptedfromthevolcano.,6.Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?samplesofthelavastudythesamplesThescientistsneededtogetsamplesofthelavasotheycouldstudythem.,7.Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?whiteprotectivesuitsspecialglovehelmetspecialbootsTheauthorwaswearingspecialclothingthatmadeitdifficulttowalk.,Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?Thewriterfindstheirbeautyandtheirpotentialtocausegreatdamageveryimpressive.,,,,Summary,Ihavethe________jobintheworld.Iamnever_____withit.Althoughitisoccasionallydangerous,Idon’tmindbecausedanger______meandmakesmefeel____.Ithinkmyjobisthemost__________becauseIcanhelp_______peoplefromdangerofvolcanoes.greatestboredexcitesaliveimportantprotect,Iama___________workingforHVO.Ourworkhas______manylivesbutunfortunatelywecannotsavetheir_______.Ihave___________avolcanoeruptioninHawaii.Iwas____asleepwhenmybedbegan_______andIhearda_______sound,likea_____passingnearby.volcanologistsavedhousesexperiencedfastshakingstrangetrain,ThenIfoundmybedroomwasas______asday,andredlavawas___________hundredsofmetersintotheair.Thenextday,threeofuswantedtogetclosetothe______.Weputon_________suits,________,big_______andspecial______,whichmadeuslooklike__________.brightfountainingcraterprotectivehelmetsbootsglovesspacemen,Weslowly_____________totheedgeofthecratertocollectsome_____for__________.Afterstudyingvolcanoesformanyyears,Iamjustas___________aboutmyjobasbefore.Why?Becauseoftheir________andtheir_________tocausegreatdamage.madeourwaylavalaterstudyenthusiasticbeautypotential,,Havinglearntalittlemoreabouttheworkofavolcanologist,doyouthinkitisanoccupationyouwouldenjoy?Giveyourreasons.,No,Iprobablywouldn’tenjoythisjobbecauseIwouldhavetoliveinothercountriesandalsoIdon’tlikebeingindangeroussituations.Also,I’mnotverygoodatscience.,Yes,I’dlovetodoajoblikethisbecauseIwouldenjoyworkingoutsideandIthinkIwouldenjoytheadventure.ItwouldbeexcitingtomeetpeoplefromdifferentcountriesandIwouldfeelgoodabouthelpingpeopleavoiddanger.or,2.Inpairsdiscusswhatskillsyouthinkavolcanologistshouldhave.Makealist.Open.,Inpairsdiscusswhatskillsyouthinkavolcanologistshouldhave.Makealist.Lookatthesethreepeoplewhowouldliketostudyvolcanoes.Whichonewouldyouchoosetobecomeavolcanologist?Giveyourreasons.,EssentialskillsDegreeand/orDoctor’sdegreeingeologyInterestinEarthsciencewhichincludes:KnowledgeofvolcanoesKnowledgehowmagmaeruptsandhowitbehavesResearchskills,EssentialskillsDegreeand/orDoctor’sdegreeingeologyInterestinEarthsciencewhichincludes:SkillinanalyzingandinterpretingresearchresultsandotherinformationPracticalskillsforperformingexperimentsandoperatingscientificequipment,DesirableskillsComputerskillsForeignlanguagesPracticalskillssuchas:theabilitytoreadmapsproblem-solvingskillsplanningandorganizationalskills,DesirableskillsComputerskillsForeignlanguagesPracticalskillssuchas:communicationskillswritingskills,forwritingreportsandforpublications,1FredSpearsworksinawildlifeparklookingafterwildanimals;lovesnatureandspendshisholidaysclimbingmountains2SusanKelphasstudiedgeologyatuniversity;veryinterestedinvolcanoes;hasvisitedMountEtnainSicily,Italy,3CharlesWildisamedicaldoctor;worksinalaboratorydoingresearchondisease;lovesadventureholidays;wantstoanalysevolcanicsamples,FredSpears:Hehastheinterestbutnotthequalifications.Soheisnotagoodchoicetobecomeavolcanologist.,SusanKelp:Shehasstudiedgeologyandhasaninterestinvolcanoes.Shehasallthenecessaryqualificationsbutshedoesnothavepracticalexperiencedevisingexperimentsandanalyzingdata.,Charles:Heisamedicaldoctorwithaninterestinvolcanoes.Hehasexperienceofconductingexperimentsbutdoesnothavethespecificqualificationsneededtobecomeavolcanologist.,SoIwouldchooseSusanKelpbecauseshehasthenecessaryqualificationsandtheinterest.Althoughshehasnotyetconductedexperimentsshewilleitherhavelearnedthetechniquesduringuniversitycourseorbeabletolearnthemon-the-job.Sheseemstobethemostsuitablecandidate.,,SpendsometimeresearchingtheYa’anearthquakeinSichuan.Youcanusebooks,magazines,newspapersortheInternet.Collectpicturesordiagramsandlookforinformationabout:,whatcausesthisearthquakeearthquakesthathappenedinthepastinChinaand/ortherestoftheworldhowpeoplehelpedthevictimswhatisbeingdonetolessenthedamage,
