北师大版高一英语（2019新版）必修三 Unit 8 Green Living Viewing Workshop 课件（共66张PPT）.pptx

1、必修三 Unit 8 Green Living Viewing Workshop Solar energy charger using power from an engine or a machine to do a particular kind of work 机械的；机械驱动的 mechanical energy Wind has mechanical energy which is the energy of moving objects. Check the answers gives the cow energy _ energy Check the answers gives

2、the cow energy chemical energy Summary Mind mapping an effective way A mind map (or mind-map) is a diagram used to represent and organize words and ideas linked to each other. It is used to generate, visualize, structure and classify ideas, and as an aid in study, organization, problem solving, and

3、decision making. What makes a mind map so effective? It allows us to use both sides of our brains at once. The left side of the brain controls logic, analytics, and details. It is very structured and organized. The right side is creative, imaginative, and likes to think freely. When someone says “th

4、ink outside the box”, what they really mean is to move away from the left side of your brain for a while and allow your brains right side to daydream, explore, and think about the “bigger picture.” An example Try to use a mind map to reorganize the ideas we have learned about: What forms of energy c

5、an solar energy change into? One possible way Solar energy can be seen as can be felt as causes solar panels to turn sunlight into causes wind to form helps plants and animals to make light heat electricity mechanical energy chemical energy My version My version My version My version Explain how sol

6、ar energy changes into other forms using your mind map Watch the rest part of the video and complete the flow chart melt If something solid melts or if heat melts it, it becomes liquid. vapour a mass of very small drops of a liquid which float in the air Watch it again and check your answers Check t

7、he answers Check the answers ice water water Check the answers air clouds Earth Check the answers ice water water air clouds Earth sleet half-frozen rain that falls when it is very cold 冻雨 雨夹雪 hail frozen raindrops which fall as hard balls of ice Read the sentences together Solar energy can melt ice

8、 and change it to liquid water. Energy from the Sun causes liquid water to change into water vapour that becomes part of the air which eventually turns into clouds. Read the sentences together When the clouds get heavy, water falls back to Earth as rain, sleet, hail, or snow. Solar energy lights and

9、 heats the Earth and provides energy for all living things. Practice ice water water air clouds Earth flow chart picture Use simple markings to show how solar energy causes matter on Earth to change and then explain your markings solar energy ice liquid water liquid water liquid water water vapour c

10、loud rain snow Summary Solar energy a source of clean energy / renewable energy The annual report from the United Nations Environment Program (UNEP) 19 June 2019 Homework Explain what we have learned about solar energy using the mind map and the picture. Search online to find ways we can use solar energy and share them with your classmates.