unit4Earthquakewarmingup演示文稿1

1、 Mr. Nature isemotional（情绪化的）Natural Disastersfireearthquake tsunamityphoon(hurricane)droughttornado龙卷风龙卷风volcano eruptionlandslide山体滑坡山体滑坡floodmud flow泥石流泥石流sandstormNatural DisastersNatural DisastershurricanehurricanefloodflooddroughtdroughtTyphoonTyphoonfirefiresandstormsandstorm泥石流泥石流What happen

2、ed?Tall buildings were destroyed.The car was smashed.What happened?People were injured.The city was in ruins.the city after the earthquakethe city before the earthquakeWhat is an earthquake? An earthquake is the result of a sudden release of energy in the Earths crust(外外壳壳). Earthquakes may result i

3、n disease, lack of basic necessities, loss of life, general property damage, road and bridge damage and sometimes landslides, fires, flood and even tsunamis.Discussion:What do you think will happen before an earthquake?1) Bright light flashes in the sky.2) The well has deep cracks in it, and the wat

4、er in it rises and falls.3) Chickens are flying and dogs are barking, and pigs and cows are too nervous to eat.4) Fish jump out of the pond, and mice run wildly out of the fields.Signs before an earthquake:美国美国海湾大桥海湾大桥These two cities are famous for their earthquakes during a period of calm.So one s

5、hould not trust situations that seem peaceful since bad things may happen.Say something about the two cities.Tangshan is a beautiful city with gardens, wide roads.San Francisco is a city with tall buildings thickly standing on the earth. Suppose the earth begins to shake what will you do to protect

6、yourself? Discuss the following open question in group of four TIPS:TIPS:Dos Donts1.Stay in a small room,suchas kitchen or bathroom2.Hide under the table or bed , if you havent time to escape , you may standclose to the inside wall withsome things covering on the head.3.If you stay in the open air ,keep off the tall building, and go to the fields without trees .1. Be close to the outside wall2.Stay on the balcony3. Jump out of the tall building4. Use the lift money water fruit cakes precious photo certificates（证书）（证书） gold clothes When an earthquake happens,you are