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课件网) 北师大必修 第三册 Unit 8 Viewing Workshop Solar Energy 教学目 Lead-in Where do we use solar energy in daily life Solar car Solar street lamp Solar heater 1 2 To learn and discuss about solar energy by watching a video To use mind maps and flow charts to help comb through the knowledge and examples of solar energy transformation 目标一：To learn and discuss about solar energy by watching a video Activity 1: Pair Work. What do you know about solar energy Discuss your ideas in pairs and see if you can answer the questions. What is solar energy What do we use solar energy for What form of energy can solar energy change into Suggested Answers 1. Energy that comes from the Sun. 2. As heat for making hot water, heating buildings and cooking. To generate electricity with solar cells. To take the salt away from sea water. For drying clothes and towels. 3. Light energy and heat energy. Activity 2: Watch the plete the information. 1. Solar energy is energy that _____ and it is what makes you feel _____. 2. Solar energy is what causes solar panels to turn sunlight into _____. 3. Solar energy is what sets a piece of paper _____ under a magnifying glass. 4. We see solar energy as _____ and we feel solar energy as _____. comes from the Sun hot in summer electricity on fire light heat Activity 3: Group Work. Search online and find ways we can use solar energy. Discuss your ideas in small groups. 目标二：To use mind maps and flow charts to help comb through the knowledge and examples of solar energy transformation Activity 1: What can solar energy do to wind and plants Watch the video and choose the correct information to complete the diagram. grind grain, make plants grow, power windmills, help generate electricity, pump water, move sailboats, give the cow energy power windmills, grind grains, pump water, move sailboats and help generate electricity give the cow energy Activity 2: How does solar energy cause matter on Earth to change into other forms Watch the video again. Complete the flow chart. ice water air clouds the Earth water Now what do you want to say about solar energy
