高一英语下Unit 16 Scientists at workaa课件.ppt

scientistsatwork unit16 1hehasvery eyes hecatchessightofthingsquickly 2thecarwouldn tgobecausethe hadgonewrong 3whetherrightorwrong hehasideasabouthowthelessonsshouldbe 4thereareseveralotherkindsof intheairbesidesoxygen 5theusandukare byacommonlanguageandmutualinterests 6whydidyou theclothwheni dadvisedyoutocutitwithscissors 7alivewireisonethatis withelectricity 8theworkergot whenhetouchedthewire 9therocketappearedabouttwelvetofifteen indiameter 10theteareceivedagreat ofpraisefromtom sharpengineconductedgasestiedtearchargedshockedfeetfeetdeal fillintheblankswiththewordslearntinthisunit tablecloth weekend doorbell peanut daybreak sunrise house keeper shoe maker headache nightclub pocket knife arm chair highway steamboat lazy bones breakdown window shopping day dreaming photocopying son in law wordformation inachemistrylabdoinganexperiment anenglish chinesedictionary anenglishbookandanotebook inaphysicslabdoinganexperiment inabiologylablookingatsomethingthroughamicroscope chemistry scienceofelementsandtheirlawsofcombinationandchangeelementsubstancegas liquid solidchemicalchangechemistryexperiments language thesystemofsoundsandwordsusedbyhumanstoexpresstheirthoughtsandfeelingssounds words phrases sentencesgrammarcommunicatecommunicationnative motherlanguageforeignlanguage physics scienceofmatterandenergyandofinteractionsbetweenthetwomatterpowerenergyphysicalchangephysicsexperiment biology scienceoflifeandoflivingorganismsanimalplantlivingthingsgenecellproteinbiologyexperiment listening 1 safetycomesfirst2 followtheteacher sinstructions3 bottlesmaycontaindangerousgases 4 immediatelywashyoureyeswithalotofwater 5 cleareverythingawayandleavetheclassroomneatandclean washyourhands turnoffthelightsandshutthewindows p22 listeningonpage891itistheoldestpublicmuseum ithasalibrarywheremanygreatwritersandscientistswrotetheirbooks 2amuseumaboutnatureandenvironment thefirstareoplanesandtheamericanspacecapsulethatmadethefirstflightaroundthemoon usefulexpressionsonp23betodosth should mustdo plantodoamaglevtraininone sopinion a wasteofmoneymuchtoo toomuchinthefuturemeantodosth meandoingsth make good full useof themoneywouldbebetterspentbuildingmoreroadsorrailwaysinotherpartsofchina cloning1 canhelpsomewomenhavebabies2 canhelpmedicalresearch1 itisnotnaturaltomakepeople2 dangerous peopleuseittodostrangethingsnuclearenergy1 canmakealltheelectricityweneed2 isalimitlessresource1 unsafetoalllifeifnotcontrolled2 canbeexpensivetobuild repair speakingonp23 computers1 makescommunicationfaster2 cankeepinformationbetter1 unsafebecauseofviruses2 makesmoreproblemsthanitsolvesspaceflights1 makesresearchofouterspacepossible2 putcommunicationsatellitesinspace1 expensiveanddangerous2 usedbythearmy benjaminfranklin 1706 1790 anamericanprinter author diplomat philosopher andscientist aim materials instructions description result franklin sfamouskiteexperiment aim materials instructions description result toshowthatlightingandelectricarethesame somewoodensticks apieceofsilk somerope asharppieceofmetal silkribbon akey acondenser asmallshed athunderstormwithlightning paragraphs5 6 paragraph3 theelectricitycanbecollectedandstoredinthecondenser canbeusedtodootherexperiments provesthatlightningandelectricityarethesame howtomakeakite 1 buildtheframeofthekitebymakingasmallcrossoftwopiecesoflightwood 2 tiethecornersofthehandkerchieftothepointsofthecross 3 addatailtotheframeandtiealongstringtothecross whattodothenfixaverysharppieceofmetal pointingafootormoreabovetheframe tothetopofthelongerstickofthecross fastenakeytotheendofthelongstring tieasilkribbontothestring justabovethekey tie to add to fix to fasten to usefulphrasesinthetextanumberofexperimentsdoanexperimentflyhighintherainyskyget becomechargedagreatdealofbemadeof fromfix fasten tie toprotect fromtakecarethat explanationofsomesentences 1 benjaminfranklinconductedanumberofexperimentsin heshowed electricityis 2 hereis hedescribedoneofhisexperiments 3 havingrealized icoulduseakitetoattractlightening idecidedtodoanexperiment whenihadrealizedthaticoulduseakite which what how that thefirstthunderstormcame itookmycondensertoashedinthefield icoulddomyexperiment iwasbeginningtothink theexperimentwouldnotwork othersfollowedevenbeforethewholestringwaswet andiwasabletocollectan