2. 高一必修 3 Unit 4 Astronomy the science of the stars. Warming up and Reading I

4. THE SOLAR SYSTEM Can you name each planet correctly using the letters given in the table below? A. 地球 ______ B. 木星 ______ C. 火星 ______ D. 水星 ________ E. 海王星 _______ F. 冥王星 _______ G. 土星 ________ H. 天王星 _______ I. 金星 ________ Earth Jupiter Mars Mercury Neptune Pluto Saturn Uranus Venus

5. astronomy astronomers telescope

6. What subjects do you learn at school? Chinese English mathematics physics chemistry geography biology history politics

7. physics mathematics chemistry biology geography Science subjects

8. Warming up geophysics geology physics 地质学 astronomy physics mathematics 地球物理学 Some science subjects will study two or more of these subjects.

9. Common sense of science subjects Can you understand the following combined science subjects? biology+chemistry=biochemistry( ) /medicine( ) geopolitics （地缘政治学） =_________+_________ bioengineering(_____________) =_____________+_______________ 生物化学 医学 geology politics 生命工程学 biology engineering

10. Astronomy biochemistry geophysics medicine _________the scientific study of treatment of diseases and injuries. ___________ the study of the chemistry of living things. _________ the scientific study of the earth’s atmosphere, oceans and climate. _________ the scientific study of objects in space, such as planets, stars, comets and “black holes” Astronomy biochemistry geophysics medicine

11. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

12. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

13. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

14. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

15. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

16. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

17. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

18. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

19. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

20. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups.

21. 1.insects 2.plants 3.reptiles （爬行类） 4.shellfish （贝类） 5.fish 6.amphibians （两栖类） 7.mammals( 哺乳类 ) Study of the groups of life ( 生命的种类 / 物种 ) Look at the pictures and tell the groups. Human beings

22. What is the most important condition for life to grow? The world is like a big family because of different kinds of life living together. But how did life begin on the earth?

23. Fast-reading(Para1) 1.What is the important event( 事件 ) to the earth before the appearance of water? 2.Why is water important for the beginning of life?

24. Scanning (Para1,2,3) the beginning of water& the beginning of life Scan Para1: the beginning of water Scan Para2,3: the beginning of life (put them into right order) A. insects and amphibians appear B. reptiles appear C. shellfish and other fish appear D. dinosaurs appear E. small plants grow on the water F. plants begin to grow on dry land G. mammals(including humans) appear 6.___ 7.___ 8.___ 9.____ 10.___ 1.___12.___ E C F A B D G

25. The Big Bang water Small plants insects and amphibians land on Reptiles on landmammals advanced mammals dinosaurs

26. Careful-reading 1.Why the earth was different after the water appeared? 2.Why did plants grow before animals? 3.Why did animals first appear in the sea not on the land? 4.What is the main difference between reptiles and mammals?

27. Cooperative learning Discuss the following questions, and use Para4 to help you. 1.Why do people become the most important animals on the planet? 2.Do people take good care of the earth? What are they doing to the planet? 3.What is the result ?

28. Do you believe the passage tell you the truth about the beginning of life? Why? The beginning of the life Pangu separated Nvwa created God created the sky humans the world 盘古开天 女娲造人 上帝创世论

29. Discuss for moral education Why did dinosaurs die out? Do you think there will be a sudden change of weather on the earth? What should people do to protect our earth?

30. 1.Try to report how did life begin next period. 2.Dictation from astronomy to planet. Homework

31. 祝同学们学习进步！