新北师大版高中英语必修一-Unit-4-Lesson-3-课件.ppt--(课件中不含音视频)
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1、Unit 4 Cyberspace Lesson 3 Virtual Reality模块二模块二What is Virtual Reality?虚拟现实虚拟现实,就是说本来没有的事物和环就是说本来没有的事物和环境境,通过各种电脑技术虚拟出来通过各种电脑技术虚拟出来,让人让人感觉到就如真实的一样。感觉到就如真实的一样。The use of computers to make situations feel and look real.虚拟现实技术虚拟现实技术就是人们利用就是人们利用计算机计算机生成一个逼真的生成一个逼真的三维三维虚拟虚拟环境,通过自然技能使用传感设备与之相互作用的新技术。环境,通
2、过自然技能使用传感设备与之相互作用的新技术。它将它将模拟环境模拟环境、视景系统视景系统和和仿真系统仿真系统合三为一,并利用合三为一,并利用头盔头盔显示器、图形显示器、图形眼镜眼镜、数据、数据服服、立体声耳机、数据、立体声耳机、数据手套手套及及脚踏脚踏板板等等传感装置传感装置,把操作者与计算机生成的三维虚拟环境连结把操作者与计算机生成的三维虚拟环境连结在一起。操作者通过传感器装置与虚拟环境交互作用,可获在一起。操作者通过传感器装置与虚拟环境交互作用,可获得视觉、听觉、触觉等多种感知,并按照自己的意愿去改变得视觉、听觉、触觉等多种感知,并按照自己的意愿去改变“不随心不随心”的虚拟环境。如虚拟博物馆
3、是用计算机虚拟技术的虚拟环境。如虚拟博物馆是用计算机虚拟技术重现展示古代或现代物品及当时的真实场景。整个场景以三重现展示古代或现代物品及当时的真实场景。整个场景以三维和交互式探索形式重现。由于虚拟物展品和场景全部存在维和交互式探索形式重现。由于虚拟物展品和场景全部存在于计算机中,物体的于计算机中,物体的3D3D模型可以无限期展示,没有被毁坏、模型可以无限期展示,没有被毁坏、被偷窃的危险。被偷窃的危险。What do you know about virtual reality technology?Have you ever played virtual reality computer ga
4、mes?Have you ever played virtual reality computer games?Have you ever played virtual reality computer games?headsets and specialgloves and suitsequipped with sensors the user can directly interact with a 3D(dimension)computer programme by moving inside it.The science Museum American Central Universi
5、ty1.Which website do you think is real?2.Would you like to visit the Science Museum website?3.Would you like to go to a virtual university?Before you start Listen to the dialogue and answer the above questions.Listen carefully to the dialogue between Tom and Cathy,and try to fill in the blank with t
6、he right words.Tom:Hi,Cathy!What are you _ this weekend?Cathy:I have a lot of work to do.If I dont _ on the history of Internet for next Mondays lesson,the science teacher _ be angry.Do you have anything planned for Saturday and Sunday?Tom:If the weather is good,my family will _.We wont go if it rai
7、ns.If I stay home,Ill help you with your project if you like.up tofinish my projectwillgo campingTom:If you go to the Science Museum _,youll find lots of good information.Cathy:Thanks for your suggestion.Just think,if we had _ holidays,we _ have any problems with the weather.We wouldnt have to spend
8、 a long time travelling to get to our holiday _.In the future,well be able to use modern technology to go anywhere we like.websitevirtual realitywouldntdestinationsTom:Do you mean well use the _ to travel around the world?Cathy:Thats right!Just _it.We would also be able to go to study in any world f
9、amous _ we wanted to.Tom:Great!But personally,I prefer _ universities to virtual reality holidays.imagineuniversitiesvirtualcomputer1.What will Cathy have to do this weekend?A.She will go to the Science Museum.B.She will go camping with her parents.C.She plans to go to use the library computer.D.She
10、 has to finish the project on the history of the Internet.Read the text quickly and choose the best answer to the following questions.D2.What will Tom want to do this weekend?A.He will go camping if the weather is good.B.He will help Cathy with the project.C.He will have an around-the-world tour.D.H
11、e will visit some world-famous universities.A3.Which is NOT the advantage of the virtual reality holiday?A.People can visit any place they like.B.People do not worry about the weather.C.People need a long time to travel.D.People will not suffer from long-time travel.C4.How could you study in a world
12、-famous university without going out of your room?A.We have the high ability of self-teaching.B.We can receive the teaching programs through TV.C.We can get information from these universities through the cyberspace.D.We can go to these universities once a week.CRead the dialogue again and answer th
13、ese questions.1.Why cant Cathy go out this weekend?She has to finish her project.2.Where is Tom planning to go?Hell go camping if the weather is good.3.Does Cathy have a programme for“virtual”holidays on her computer?No,she doesnt.4.Does she really think she will have the chance to go on a world tou
14、r?No,she doesnt.5.What would Tom like to do with virtual reality?He would like to go to a world-famous university.6.Why is Cathy so excited about the technology?Because she thought she would be able to go anywhere she liked.Read the text carefully and organize right sentences to finish the chart bel
15、ow.Virtual Reality Toms plan Cathys planVirtual university education meansVirtual reality holidays meanto go camping with his parents if the weather is goodto finish the project on the history of the Internet studying in famous universities without going out of our rooms going to any place we like w
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