2015-2016学年人教版必修三Unit4Astronomythescienceofthestarsperiod1课件（31张）.ppt

Astronomy: the science of the stars,Period one,Reading,Warming Up,What subjects do you learn at school?,Chinese English mathematics physics history,geography physics biology chemistry,brainstorming,geophysics,biochemistry,astronomy biochemistry geophysics medicine,_ the scientific study of treatment of diseases and injures _ the study of the chemistry of living things _ the scientific study of the earths atmosphere, oceans and climate _ the scientific study of objects in space, such as planets, stars, comets and “black holes”,astronomy,medicine,biochemistry,geophysics,Astronomy is the scientific study of the universe and the heaven bodies (such as the sun, the moon, and stars), gas, and dust within it.,astronomer,The Solar system,eight planets many comets other objects,地球 _ 木星 _ 火星 _ 水星 _ 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,The earths atmosphere,The earths atmosphere,nitrogen,oxygen,dioxide,carbon,surface,vapour,The earths atmosphere,Presentation,HOW LIFE BEGAN ON THE EARTH?,Pangu separates the sky from the earth,Nuwa makes human beings,The Big Bang,How many parts can the text be divided into?,Two parts: Part 1 (para 1) Part 2 (para2.3.4),Water made it possible for life begin to develop.,The development of living things.,Energetic dust,A solid ball,Explode,atmosphere,water,Water made it possible _,for life to begin to develop.,2,1 small plants in water,3 green plants on land,4 5,6 forests,7 8 9,2 shellfish and all sorts of fish,4 insects (on land),5 amphibians (on land and in water),7 reptiles (on land),8 dinosaurs (on land),9 mammals (on land),_made it possible for life to begin to develop.,Water,Later _ appeared.,land animals,insects,amphibians,When plants grew into forests, _ appeared for the first time.,reptiles,Some huge animals, called _, developed.,dinosaurs,When dinosaurs disappeared, _ became more important.,mammals,A cloud of dust a solid ball presence of water on the water shellfish violent; astronomy; generally speaking; preventfrom; planet; development; explode; surface, method,Conclusion,