[课件]高二英语人教课标选修6unit5ThepowerofnatureWarmingup１[1].ppt

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1、 人教人教选修选修6 Unit 5 The power of natureWarming upWarming up Remember what happened on Dec 26, 2004?Tsunami hits Indonesia TsunamiDo you know any other natural disasters ?natural disasterssandstormtyphoon floodhurricane tornadoearthquaketsunamilandslidesnowstormdroughtChina suffered massive flooding co

2、ncentrated in three areas during the 1998 summer. 19761976年年7 7月月2828日凌晨日凌晨3 3时时4242分，河北省冀东地区分，河北省冀东地区的唐山、丰南的唐山、丰南 一带突一带突然发生然发生7.87.8级强地震，级强地震，新兴的重工业城市唐山新兴的重工业城市唐山蒙受惨重灾难，被夷为蒙受惨重灾难，被夷为一片废墟。一片废墟。 hurricanetyphoon disasterdroughtlandslidesandstormHeavy snowstorm hits Shandong Peninsula21 Dec 2005 snows

3、tormHave you ever seen a volcano ?volcano-eruption公元公元7979年维苏威火山的爆发年维苏威火山的爆发掩埋了一座城市！掩埋了一座城市！ 虽然地球史上每一次火山爆虽然地球史上每一次火山爆发无不令地貌沧海桑田，但发无不令地貌沧海桑田，但公元公元7979年维苏威火山的爆发年维苏威火山的爆发 却的确令一座城市获得了永却的确令一座城市获得了永生生-庞贝无法躲过火山的劫庞贝无法躲过火山的劫难，但它被掩埋封存在渐渐难，但它被掩埋封存在渐渐冷却、凝固、变硬的火山灰冷却、凝固、变硬的火山灰中，最终竟躲过了上千年岁中，最终竟躲过了上千年岁月的侵蚀。月的侵蚀。 Ve

4、suvius entered the history of volcanology with the eruption of 79 AD, described by Pliny the Younger. The eruption destroyed Pompeii, Herculaneum, Oplonti and Stabiae and caused the death of Pliny the Elder among many other people. Have you ever considered how weak humans are compared with a volcano

5、, hurricane or earthquake?What do you know about volcano?Do you know how a volcano erupts?How is a volcano formed?The rocks under the earth become hotter and hotter and erupt from the mountain.an extinct volcanoan active volcanotypes of volcanoesa dormant volcanoWhere is most possible for a volcano to erupt?Near the oceans.imagineWould you like to be a volcanologist to observe and study volcanoes?Preview new words in this unit and the passage on P34. Homework See you next time !