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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Earthquakes,Unit 4,1/56,Zhang Heng is the man who made the earliest,seismograph,in 132.,2/56,fire,Look at the pictures below and name these disasters if you know.,3/56,typhoon/hurricane,4/56,volcano eruption,5/56,snow slide,6/56,mudflow,7/56,tornado,8/56,sandstorm,9/56,flood,10/56,tsunami,11/56,earthquake,12/56,Which disaster may cause the worst damage?,The earthquake.,How much do you know about the earthquake?,13/56,What is an earthquake?,An earthquake is what happens,when two plates(板块)of the earth suddenly slip past one another.,14/56,Why do earthquakes happen?Scientists explain that the outside of the earth is made of a number of different plates.,15/56,Pacific plate,American,plate,Eurasian plate,Indian plate,African,plate,Antarctic plate,16/56,Sometimes these two plates stop and do not move for years.Then Suddenly,they jump and an earthquake is felt.,Continent,Oceanic plate,17/56,Buildings fall down.,What happens when theres an earthquake?,18/56,Roads,bridges and railways are destroyed.,19/56,Many things lie in ruins.,20/56,The supply of electricity and water is cut off.,21/56,Many people are killed or injured.,22/56,More people are left homeless.,23/56,What happened,on 12 May,?,24/56,A terrible earthquake struck Sichuan,China on May 12,.More than 60,000 people lost their lives.,25/56,Do you know some other serious earthquakes that happened before?,Tangshan,26/56,27/56,A photo took in,August,1976,shows the ruins of Tangshan after the quake.,Aphoto taken on,July 28,shows the outlook of the city 30 years later after the quake.,28/56,San Francisco,USA April 18,th,1906,29/56,San Francisco,30/56,-There is often a great sound.,-Animals too nervous to eat.,-There are bright lights in the sky.,-A smelly gas may come out of the well.,-Water pipes may crack or burst.,Strange things before an earthquake,31/56,Animals,for example,cows,pigs,horses,and snakes,are too nervous.,32/56,The dogs ran anywhere and kept shouting.,Very upset,didnt calm down,33/56,too upset to eat or try to run away.,34/56,Mice ran out of the fields looking for places to hide.,Fish jumped out of rivers and,ponds,35/56,The wall of a well cracks.,Water in the well.,36/56,People can see bright lights in the sky,.,Loud noises.,37/56,震前动物有预兆，群测群防很主要。,牛羊骡马不进圈，猪不吃食狗乱咬。,鸭不下水岸上闹，鸡乱上树高声叫。,冰天雪地蛇出洞，大猫携着小猫跑。,兔子竖耳蹦又撞，鱼跃水面惶惶跳。,蜜峰群迁闹轰轰，鸽子惊飞不回巢。,家家户户都观察，综合异常作预报。,下面这首民谣是群众在长久预测,地震中总结，细读一下，对观察地,震是有极大好处。,38/56,Discussion:(Competition),Imagine there is an earthquake now,your home begins to shake and you must leave it right away.You have time to take only one thing.What will you take?Why?,39/56,What will you take if your home begins to shake?Why?,If my home begins to shake,I will takewith me when I leave.,Because,And you?/How about you?,I can use it when,Its helpful/important/useful because,Useful expressions:,40/56,personal washing things,a bottle of water,money,torch,(手电筒),mobile phone,food and sweets,blanket,(毯子),What will you take with you?,medicine,You will,take:,41/56,Preparation for Earthquake,42/56,90%,of death,in the earthquake is,being crashed,by,c,ollapse,d buildings or houses,43/56,We can survive for,Three,Days,44/56,Survival Rate,will be,UP!If,45/56,Is,the earthquake resistance,rizistns抵抗,反抗,抵抗能力,of your house enough?,Do you put,some dangerous things in high places,?(such as objects made of glass or metal),1.,you check the safety of your house,46/56,2.,you prepare the following items,on-Perishable,perbl,不易腐坏货物,food,Drinking water in,Bottles,Clothes,Flashlight withbatteries,Portable,p:tbl便于携带;,radio,47/56,3.,you,discuss,with your family,Make sure your family knows,Where to evacuate,ivkjueit,撤离,疏散,and,How to contact one other,48/56,What to do during an earthquake,OUTDOORS,Move to an open area without tall trees,buildings,etc.,Move away from beaches(tsunami)or mountains(mudslides or falling rocks).,If in cars,move to the side of the road and stop the car.Fasten your seat belts until the shaking stops.,49/56,ALWAYS BE PREPARED FOR AFTERSHOCKS!,Open the window in case of leaking gas.,Check if you have injuries.,Use cell phone only if its an emergency.,Cooperate with neighbors and friends.,If you can,check if your family or friends are safe.,What to do after an earthquake,50/56,What to do during an earthquake,INDOORS,Do not go near the windows.Stay under a sturdy furniture.,Stand against an interior wall.,Do not use elevators because it can stop.,Do not turn on lights or strike a match,because,NEVER GO TO THE KITCHEN!,gas can leak!,51/56,If you are in your classroom,how to survive?How to protect yourself?,Now discuss with your partners and write down your ideas on your exercise paper.,Task5:Group work:,52/56,How to survive in an earthquake,53/56,Dont be nervous and keep calm.,Dont try to run out of the classroom.,Protect your head by putting your bag on your head.,Squat,skwt,像动物一样蹲下,or sit down under your desk.,Leave the classroom after the earthquake,.,54/56,earthquake drill,55/56,Thank you.,56/56,
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