Unit 4 Earthquakes A night the earth didn’t sleep

课件23张PPT。floodfiretyphoonVolcanic eruptionDisastersnow stormmud-rocksand stormearthquakeWhy do earthquakes happen?
What damage can earthquakes cause?The earth is made up of plates.
Earthquakes happen when plates move an touch each other.Make the buildings in ruins
Bury people under ruins
Block roads… An earthquake measuring(测量) 6.6 on the Richter Scale(里氏震级) hit Tibet on October 6, killing ten people and injuring 54. At least 989 houses lay in ruins .News ReportWenchuan EarthquakeTime:
Location:
Richter Scale:
Deaths:
Injuries:
Collapsed houses:
Economic losses:May 12, 2008Wenchuan, Sichuan Province8over 70,000374,00027% of the homes845 billion20% of the schools and hospitals An earthquake measuring 8 on the Richter Scale hit Wuchuan County, Sichuan Province on May 12, killing over 70,000 people and injuring 5 times of that. At least 27% of the homes, 20% of buildings such as hospitals and schools lay in ruins.
In total, it brought about economic losses of about 845 billion yuan. It was the worst to strike China over the past 30 years.Tangshan, HebeiJuly 28th, 1976A Night the Earth didn't SleepFast reading:
find out the topic sentence for each paragraphPara.1
Para.2
Para.3
Para.4Strange things were happening in
the countryside of Hebei province.It seemed as if the world was at an end.Everywhere they looked nearly
everything was destroyed.All hope was not lost.Strange things happened before the earthquake.
Great damage was caused during the earthquake.
Helps came to Tangshan after the earthquake.The water in the well rose and fell.
There were cracks on the wells.
Smelly gas came out of the cracks.Careful readingPart 1Mice ran out of the fieldsFish jumped out of bowls and ponds.Chickens and pigs
were too nervous
to eatBright lights in the skyUnknown soundWater pipes cracked
and burstPeople thought little of these events , slept as usualrose and felldeep cracks, smelly gasran out of, looking for places to hidetoo nervous to eatjumped outbright lightssound of planes heard even no planescracked and burstPeople: thought little of these events
were asleep as usual Data(数据)1. of the nation felt the earthquake .
2.A huge crack that was kilometres long and _______metres wide cut across houses.
3.In terrible seconds a large city lay in ruins.
4. of the people died or were injured during the earthquake.
5.The number of people who were killed or injured reached more than .
6.All of the city’s hospitals, _ of its factories and buildings and of its homes were gone.1/3830152/3400,00075%90%Part 23:42greatestSteamdirtBricksdamsuselesssteelSandelectricityIt seemed as if the world was at an end!How did the army help the people in Tangshan?dig out those who were trapped and to bury those who were trapped.rescue miners from coal minesbuild sheltersbring fresh water☆☆☆☆Part 3donate money and basic necessities
work as a volunteer; call on people to help
pray for them…What can we common people do to help?Tang shan’s new lookThe city began to breathe again.DiscussionWhat be done to reduce the damage of earthquakes?earthquake-proof buildingKeep an eye on animals Retell the story ____________ happened in Tang Shan. For a few days, water in the wells _____________. From the ______ of wells __________come out. Mice, chicken, pigs and even fish became ________. At 3:00 am, everything began to ______.It seemed that the world was _________. _________ of the nation ____ it. ___________cut across the city. The city lay _______. Strange thingsrose and fellcrackssmelly gasnervousshakeat an endOne-thirdfeltA huge crackin ruinsTwo-thirds of the people _____ or ___________. Then later that afternoon, another big quake ______ Tang Shan. People began to wonder ___________________________. But all hope ____________. _______ came to help those ________. Slowly, the city began to _____________.diedwere injuredshookhow long the disaster would lastwas not lostSoldiersbreathe againsurvivors