人教unitAvisittothemoon实用教案

人教人教unitAvisittothemoon第一页，共21页。Warming up第1页/共20页第二页，共21页。A visit to the moon第2页/共20页第三页，共21页。The natural force that causes an object to move toward the centre of the earth. GravityWhy the moon goes around the earth?第3页/共20页第四页，共21页。Isaac NewtonAlbert EinsteinStephen HawkingGravity第4页/共20页第五页，共21页。第5页/共20页第六页，共21页。Sum up the main idea of the text.tripspaceshipastronomergravity第6页/共20页第七页，共21页。Leaving the earth for the moonQ1: How many times would the force of gravity change on our journey? Which change would be the most powerful?Three times , the first time第7页/共20页第八页，共21页。On the moonThe change of gravityThe change of gravityIn spaceVery strongVery heavyDisappeared Floated weightlessly Very light The mass will be lessLeave the earth第8页/共20页第九页，共21页。Walking on the moon Q2: What happened to me when I tried to step forward? Why did walking need practice? I was carried twice as far as on the earth and fell over. Because the gravity changed.第9页/共20页第十页，共21页。Returning to the earthQ3：What was my feeling while returning? Use some adjectives (形容词）形容词）to describe it.frightenedamazedexhaustedexcitedI felt第10页/共20页第十一页，共21页。 Last month I visited the moon with my friend. Before we left, I was told the force of g_ would change three times on our journey. Then we took off. As we left the earth, I became very h_. Gradually the weight l_. When I was in space, it d_. We f_ weightlessly in the cabin and I c_ _. When I was on the moon, I was surprised to find out even walking needs lots of practice n_ _ gravity changed. The returning of the earth was very f_. We were amazed to watch fire b_ _ on the outside of the ship. gravityheavylesseneddisappearedfloatedcheered upnow thatfrighteningbreak outSummary第11页/共20页第十二页，共21页。If you can visit the moon1. What problems will you meet with?2. To solve these problems, what things will you take?(Please take down some notes while discussing, after discussion, please report it. )Discussion第12页/共20页第十三页，共21页。第13页/共20页第十四页，共21页。How to cool youYou might have 5 main problems:How to breatheproblemsWhat to eatWhat to dressHow to travel第14页/共20页第十五页，共21页。第15页/共20页第十六页，共21页。第16页/共20页第十七页，共21页。第17页/共20页第十八页，共21页。How to cool youYou might have 5 main problems:How to breatheproblemsWhat to eatWhat to dress spacesuitoxygen tanksspace foodthings needed on the moonIf you follow this advice, I think you will have a good time on the moon. waterHow to travel space buggy第18页/共20页第十九页，共21页。Homework1. Surf on the Internet to find more information of the universe.2. Writing a passage about what problems you might meet and how you will solve them. 第19页/共20页第二十页，共21页。感谢您的观看感谢您的观看(gunkn)！第20页/共20页第二十一页，共21页。