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课件网) Unit 8 Green Living Viewing Workshop — Solar Energy Shoots and Roots --By Jane Goodall Whole Unit Concept Yi Jiefang NPO Greenlife “White bikes” plan in Amsterdam ,Netherland Green Living Whole Unit Concept overpopulation deforestation Non-environmental behaviors Greenhouse gases Inproper waste disposal Air pollution Water pollution Environmental problems: Flooding Droughts Hurricanes Heat waves Free Clean No CO2 Solar Energy Video 1: Basic information & advantages of solar energy Video2: Current situation of energy using & disadvantages of solar energy A mind map for a better understanding A full report of energy using Aims of this lesson: Video 1: Brief Introduction: How much do you know about it 1.What is solar energy 2.What do we use solar energy for 3.What forms of energy can solar energy change into Video 1: Read these sentences and make prediction: Solar energy is energy that _____ and it is what makes you feel _____. Solar energy is what causes solar panels to turn sunlight into _____. Solar energy is what sets a piece of paper _____ under a magnifying glass. We see solar energy as ____ and we feel solar energy as ____. Part 1: Brief Introduction Complete the Introduction: Solar energy is energy that _____ and it is what makes you feel _____. Solar energy is what causes solar panels to turn sunlight into _____. Solar energy is what sets a piece of paper _____ under a magnifying glass. We see solar energy as ____ and we feel solar energy as ____. comes from the Sun hot in summer electricity on fire light heat What can solar energy do to wind ,plants and animals Complete the diagram: make plants grow help generate electricity(发电） power windmills（驱动风车） pump water（抽水） move sailboats give the cow energy grind grain(碾碎谷物） Part 2:What can solar energy do to wind What can solar energy do to wind and plants make plants grow help generate electricity power windmills（驱动风车） pump water（抽水） move sailboats give the cow energy grind grain(碾碎谷物） ①③ ⑤⑥④ Mechanical energy Part 2: What can solar energy do to living things What can solar energy do to wind and plants make plants grow help generate electricity power windmills（驱动风车） pump water（抽水） move sailboats give the cow energy grind grain(碾碎谷物） ①③ ⑤⑥④ ⑦ 222 Mechanical energy Chemical energy Solar energy exists in different forms: Watch Part 3 and complete a flow chart Part 3: How does solar energy change into different forms on the Earth How does solar energy change into other forms ice water air clouds Earth water Can we only rely on solar and wind energy since both of them are clean Why Challenge yourself: Video2: Can we only rely on wind and solar energy 1.Complete the mind map 2.Share your ideas (Alex Epstein: President in the center for industrial progress Prager University) Notes: diluteness: 稀释低效性 costly: 昂贵的 intermittency: 间歇性 unreliable: 不可靠的 fossil fuel: 化 ... ...
