Unit5+Viewing+Workshop+（ppt课件）-2022新北师大版（2019）《高中英语》必修第二册.pptx

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关键词：: 高中英语 Unit5 Viewing Workshop ppt 课件 _2022 北师大 2019 必修第二下载 _必修第二册_北师大版（2019）_英语_高中

资源描述：: 1、U5 Viewing WorkshopHow big is the universe?How big is the universe?The universe is about _ years old.The observable universe is about _ light years across in diameter.Today the distant objects like stars that we can observe are a bit more than _ light years away.13.8 billion93 billion 46 billionThe
2、universe is about _ years old.The observable universe is about _ light years across in diameter.13.8 billion27.5 billion?How big is the universe?A question:If we say the universe is infinite,why is there a number describing its size?We are going to study the size of _ universe,which is.The first ste
3、p of solving the problemWhat do you learn from the clip?How does he get the number 27.5 billion?What do you learn from the clip?Why is the previous statement wrong?What does the speaker say to give us a sense of scale?Then,how big is the universe?What do you learn from the clip?Now,what about the ce
4、nter of the universe?What do you learn from the clip?So here we are,sitting at the center of our observable piece of the whole universe.Answer the questions with the information you get.QuestionsObservable UniverseWhole Universe1.How big is it?2.Is there an edge?3.Is there a centre?4.Is it getting b
5、igger?.And that in a nutshell is our view from a tower.You are the center of the universe,and so am I,and so is everyone else,and so is no one.InspirationDo you get more insight about the universe?Or the problem-solving process?BNDS Science Corner is going to invite a professor to talk about the uni
6、verse!Suppose you and your partner are the host and the professor,and you will spread the science about the universe.HostLooking at the _ universe,do you feel _?Have you ever wondered how big it is?Today,we are happy to invite Professor xxx to our program to share his understanding and insights abou
7、t the universe.(applause)ProfThank you!Im honored to be here.Host.A question for you first.What is the first step of.ProfHost.(cover the important points weve learned)HostThank you,professor!I really learn a lot today.Would you please end todays talk with one of your inspirations about this topic?Re
8、quirements Work in pairs to explain the question in a clear way;Cover the important points youve learnt today.Use comparison when necessary;HostLooking at the _ universe,do you feel _?Have you ever wondered how big it is?Today,we are happy to invite Professor xxx to our program to share his understa
9、nding and insights about the universe.(applause)ProfThank you!Im honored to be here.Host.A question for you first.What is the first step of.(Step 1)ProfHost.(cover the important points weve learned)HostThank you,professor!I really learn a lot today.Would you please end todays talk with one of your inspirations about this topic?More exploration is on the way

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