高中英语选修6unit4-warming-up

WordsstudyGlobalwarmingUnit4

1.temperature温度2.onedegreeFahrenheit华氏一度3.humanactivities人类活动4.phenomenon现象5.Consume消耗/耗费6.fossilfuels矿物燃料7.catastrophe大灾难8.Source来源，源头9.“greenhouse”gases温室气体10.atmosphere大气11.methane甲烷，沼气12.supply供应13.trap困住，使。。。陷于。。。14.escape逃脱，逃开。。。1.Dependon…2.indailylife3.usesth.for….4.thinkof/about…..5.comefrom….6.runout7.bemadeof/from….8.trapsth.from…..9.keepitfromescaping10.heatupenergysources

Wedependonenergytodomanythingsinourdailylives.Forexample,energylightsourcitiesandheatsourbuildings.Makealistofthingsthatuseenergyinyourhome,inyourschool,oranyotherplacesyoucanthinkof.thingsthatuseenergyinourlife

heating

hairdryer

fridge

televisionthingsthatuseenergyinourlife

washingmachine

electromagnetic(电磁oven

electricfanstove

lightthingsthatuseenergyinyourhome

micro-waveoven

cassetteplayer

heating

television

hairdryer

videoplayer

fridge

computer

washingmachine

stoveDoyouknowhowenergyisproduced?Howmany

sourcesofenergycanyoulist?Windenergyisusedaspowertoproduceelectricity.

Windmills(风车）whereelectricityisproducedbyburningcoals.Thecoalpowerstationsinwhichoilisrefinedandmadepure.TheOilRefineries（精炼厂））afacility（设施；设备）

designedtoconvert使转变；转换

nuclearenergyintoelectricity.

Anuclearpowerplant

ontheroofofahouseonabrightsunnydayareusedtocollectsolarenergy,makingyourhousewarmorheatingyourwater.Solarpanels面板

areusedtokeepbackwaterandraiseitslevelforirrigationorforproducingelectricity,etc.TheHydro（水力发电的）-electricdams

typesofenergysource

1。renewable

2。non-renewable”

Anenergysourceis“renewable”whensuppliesofitneverrunoutand“non-renewable”whenonedaytheyrunout.

Whichofthefollowingenergysourcesarerenewableandwhicharenon-renewable?

Discussionwindenergyrenewablesolarenergyrenewable

hydroelectricpowerrenewablegeothermalenergy地热的

renewabletidalenergyrenewablebiomassenergy

生物团能量

renewable

CoalOilNaturalgasUranium[化]铀(nuclearenergy)FossilfuelsNon-renewablecarbondioxideFossilFuel(矿物燃料)coaloilgasglobalwarming●●●●●●?produceWhatarefossilfuels?FossilfuelsareAncientanimalandplantmaterialbelowthesurfaceoftheearthwithahighcarboncontent,suchascoal,oilandnaturalgas,whichcanbeburnttoproduceenergy.Theyarealsoknownasnon-renewable

energybecauseoncetheyarerunoutof/runout,theycannotberenewed.nuclearpowerplant

non-renewableanoilrefinery(精炼厂)

non-renewablecoalpowerstation

non-renewablenaturalgasnon-renewableuraniumOre(铀矿石)non-renewableWeplantvegetablesalltheyearroundinthesouth.However,inthenorth,itisdifficultforpeopletoplantvegetablesinwinterbecauseofcold.Doyouthinkpeopleinthenorthplantvegetables?Iftheydo,Where?①Whatarethey?

②Whatarethesebuildingsmadeof?③What’stheuse?greenhouse/glassAgreenhouseisusedfor_____________,especiallyduring____weather.Pre-readinggrowingplantscold1.Haveyoueverseenagreenhouse?ismadeofglassusedforgrowingplants,especiallyduringcoldweather.2.Howdoesthegreenhousework?Theairinsidewaswarmbecausetheglasstraps(挡住,吸收)theheatfromthesunandkeepsitfromescaping(逃跑).

Thismakesthegreenhouseheat

up(热量上升)

andsotheplantscangrowthroughout(在…期间)thecoldperiod._____theheatfromthesunkeepsitfrom_____________theairupHowdoesagreenhousework?trap…from…:keepsthinaplace存住来自…的…trapsescapingheatsIntheatmospheresurroundingtheearththerearegases,whicharecalled“greenhousegases”.methanewatervaporcarbondioxideGreenhousegases?Whatdoyouthinkgreenhousegasesdo?Greenhousegases_____theheatofthesunandtherefore______theearth.It