book1unit4 Earthquake --Warming up.ppt

Unit4EARTHQUAKE,Mr.Nature,emotional（情绪化的）,Whenheischeerful,Whenhegetsangry,naturaldisasters,水灾,flood,NaturalDisasters,hurricane,Typhoon,drought(旱灾),fire,sandstorm,sandstorm(沙尘暴),tornado,龙卷风,snowslide雪蹦,mudflow,泥石流,volcanoeruption,火山爆发,tsunami(海啸),earthquake,NaturalDisasters,fire,earthquake,tsunami,typhoon(hurricane),drought,dragoncyclone龙卷风,volcanoeruption,landslide山体滑坡,flood,avalanche,mud-rockflow泥石流,sandstorm,Whenhegetsangry,Earthquake,Whathappenedon12May2008inSichuan?,Apowerful8.0-magnitudeearthquakestruckSichuanprovinceonMay12,2008.Morethan60,000peopledied.,shakecrackcanalbrickdirtburydestroyruinelectricityinjuresurvivorshockdisaster,NewWords,v.水道n.砖n.尘土v.埋葬vt.毁坏n.废墟n.电v.伤害n.幸存者v.震惊n.灾难,whatmayhappenbeforeanearthquake?,Thefarmanimalswill.,toonervoustoeat,Thewellwallhave.,deepcracks,Theratsmight,runoutofthefield,canbeseeinthesky.,Brightlights,Brightlightsflashinthesky,Waterpipeswill,crackandburst,Thewaterwill,riseandfall.,Thefishwill,jumpoutofponds,Whatdoyouthinkmayhappenbeforeanearthquake?,Peoplecanseebrightlightsinthesky.Thesoundofplanescanbeheardoutsideevenwhennoplanesareinthesky.,Micewillrunoutofthefieldslookingforplacestohide.Fishwilljumpoutofthebowlsorponds.,Animalswillbetoonervoustoeat.,Farmerswiveswillnoticethatthewellwallshavedeepcracksinthem.Smellygascameoutofthecrack.Thewellwaterwillriseandfall,riseandfallforafewdays,steamwillburstfromholesorwellsintheground.,Discussion:Whatdamagewillanearthquakecause?,Aftertheearthquake,Therailwaytrackswerenowuselesspiecesofsteel.,Morebuildingsfelldown.,Tensofthousandsofcowswouldnevergivemilkagain.,Allofthecityshospitals,75%ofitsfactoriesandbuildingsand90%ofitshomesweregone.,Twodamsfellandmostofthebridgesalsofellorwerenotsafefortraveling.,Brickscoveredthegroundlikeredautumnleaves.,Roadsgethugecracks.,Steamburstsfromholesorwellsintheground.Waterpipesaredestroyed.,Housesfalldown.Brickbuildingsaredestroyed.,Damsandbridgesfalldown.Hardhillsofrockbecomeriversofdirt.,Therailwaytracksbecomeuselesspiecesofsteel.,Peopledieorareinjured.Familiesarekilledandmanychildrenareleftwithoutparents.,Inafewseconds,alargecityliesinruins.Everythingisdestroyed.Itseemstheworldwasatanend.,Compareing,Before,After,EarthquakehappenedinTangshanin1976.,Tangshan,Hebei,July28th,1976,唐山大地震灾难,Tangshansnewlook,失去“理性”的飞虫、鸟类1976年7月25日，唐山以南天津大沽口海面，“长湖”号油轮四周海面，一大群深绿色翅膀的蜻蜓栖在船窗、桅杆和船舷上，一动不动任人捕捉驱赶。天津市郊木场公社和西营门公社都看见成百上千只蝙蝠，大白天在空中乱飞。,唐山大地震前兆,动物界逃亡大迁徙1976年7月25日上午，抚宁县100多只黄鼠狼，大的背着或叼着小的从古墙洞钻出，向村内大转移。26日、27日，这群黄鼠狼继续向村外转移，一片惊慌气氛。,不可捉摸的信息秦皇岛附近水域作业的潜水员说，他看见一条彩色绚丽的光带，像一条金色的火龙，转瞬即逝。1976年7月27日，唐山北部一个军营里，几个士兵发现地下的一堆钢筋，莫名其妙地迸发出闪亮的光，仿佛一个隐身人在那里烧电焊。,Tangshanisabeautifulcitywithgardens,wideroads.,SanFranciscoisacitywithtallbuildingsthicklystandingontheearth.,Thesetwocitiesarefamousfortheirearthquakesduringaperiodofcalm.Sooneshouldnottrustsituationsthatseempeacefulsincebadthingsmayhappen.,Tangshan,SanFrancisco,Saysomethingaboutthesetwocities.Whatwillhappenbeforeanearthquake?,Warmingup,Imagineyourhomebeginstoshakeandyoumustleaveitrightaway.Youhavetimetotakeonlyonething.Whatwillyoutake?Why?,Iwanttotakemoney,books,food,water,clothe,Because,Pre-reading,water,money,identitycard,food,booktoread,clothes,computer,map,picturesoffamily,mobilephone,radio,Whatwillyoutake?Why?,-Thereisoftenagreatsound.-Animalstoonervoustoeat.-Therearebrightlightsinthesky.-Asmellygasmaycomeoutofthewell.-Waterpipesmaycrackorburst.,Whatstrangethingshappenedbeforeanearthquake,2points,Pre-Reading,Brightlightsflashinthesky,Animalsaretoonervous,suchascows,pigs,horses,andsnakes,etc.,华西都市报5月10日报道，四川绵竹市西南镇檀木村出现大规模蟾蜍迁徙，数十万蟾蜍拥挤着走上了马路。面对这一异常现象，村民们普遍表示担扰，害怕可能是地震或其他自然灾害的预兆。,汶川地震的前兆,2008年4月26日早上7时，湖北恩施市白果乡下村坝村直径约百米、水深数十米、常年不干的观音塘约8万立方米的蓄水5小时内全部消失，水面突然出现漩涡，并伴有轰鸣声。,国家地震局赈灾应急救援司司长黄建发在新闻发布会上表示，目前地震的准确预测仍是一个世界性的难题，此次地震没有提前预测到。,地震可以预测么?,据新华社华盛顿5月21日电在中国以及世界其他一些国家，都有不少民间的地震预测说法，比如动物的异常行为、奇特天象出现等。美国专家琼斯说，这些说法到目前为止都还没有真正的科学依据。世界各国的很多科学家曾不止一次地试图证实这些预测的科学性，但到现在也没有找到十分确凿的证据。,琼斯说，从另外的角度说，即便这些异常可以作为预