英语口语之科技改变生活课件.ppt

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1、LOGOTechnology change our life10 inventions that changed the world 1.Electricity It is true that Benjamin Franklin holds the title as the father of electricity,but his invention and discovery was life threatening because he has demonstrated it through the natural lighting using lightening rod that c

2、ould had caused his life in order to see the electric flow.Hence,there are others who triggered,and did study who had prepared documents and books in order to catch the whole process and technicalities of electric power.Everything in the modern world depends on electricity.Electricity Can you imagin

3、e the world without electricity?1.NO TV,No cell phone2.Play games outside,and use our imaginations more.3.Transport would be steam-driven,animal-driven or human-powered.4.Lighting would be by flames,candles or lanterns.5.Work was all manual.6.No Computer to read this.7.2.Light Bulb Who would ever fo

4、rget the creation of Thomas Alva Edison of an electric light called bulb in 1879 which has caused one of the biggest changes in the world not just to households,but in running all businesses in the world.It was patented on January 27,1880,wherein it categorically classified as the first practical li

5、ght.3.Refrigerator William Cullen was the first person who initiated and introduced artificial refrigeration in 1748 which he has demonstrated at the University of Glasglow.Oliver Evans improved it when he invented the first refrigeration machine in 1805,and in 1834,the first practical refrigerator

6、was made by Jacob Perkins,then an improvement was done by John Gorrie which he has based from Oliver Evans fridge.4.TelevisionIn 1922 an British engineer named Logie Baird fixed the first TVset in his lab ,and thanks to him,Peoples spare time become rich and colourful.5.Automobile Based on the histo

7、ry,Karl Benz was the first modern inventor of automobile in 1886.Nonetheless,in 1672,the first steam-powered vehicle was designed and introduced by Ferdinand Verbiest while in 1769,the self-propelled mechanical vehicle was invented by Nicolas Joseph Cugnot,then in 1807 the first internal combustion

8、engine(内燃机内燃机)was made by Nicephore Niepce.In 1881,a 3-wheeled vehicle came into the picture through Gustave Trouve and lastly,Karl Benz from Germany developed his very own four-stroke cycle gasoline engine.In 1893,the first gas-powered car was invented by Charles Edgar Duyea along with his brother,

9、Frank.6.Printing Press Johannes Guttenberg was the known inventor of printing press.He was a known businessman and goldsmith in Germany.Everything began when he borrowed specific sum of money in order to invent something that would change the perspective,and flow of printing wherein the original pri

10、nting press was composed of moveable or replaceable wooden or metal letters which done in 1440.Although,various improvements were made,but definitely,his creation has triggered to what the technology has to offer in the society today.7.Radio There were people who had made studies,and research with r

11、egards to radio transmission.They are James Clerk Maxwell,Heinrich Hertz,Guglielmo Marconi and this became possible through wireless telegraphy.Nonetheless,majority of the developments and discoveries were done by Guglielmo Marconi who had concocted the wireless transmission,and Mr.J.Vincent Waine w

12、ho designed the transmitting&receiving equipment.8.Flight and Aviation It began with kites and gliders to check for calculation of the length of the tunnel,then later on,the discovery of hydrogen that pave the way to the creation of balloons.There were series of attempts prior to serious study of Le

13、onardo da Vinci in 1485 about flight wherein he represented it through drawings.Later on hot air balloons were created by Joseph Michael and Jackson Montgolfier.By 1799 to 1850s,gliders were invented by the father of aerodynamics,George Cayley.The Wright Brothers:Wilbur and Orville Wright.They calle

14、d their first plane the flying machine.9.Telephone&Telegraph Because of the ingenious mind of a 29-year old man in 1876,the first telephone was invented by none other than,Alexander Graham Bell and with the assistance of Elisha Gray who had made the design of transmission of communication done throu

15、gh an electronic device.10.Computer In fact,it started with a simple abacus which served as an aid for computation.Indeed,from the world itself,computer comes from the root word compute.By 1822,Charles Babbage steam driven calculating machine which was also known as Difference engine where two impor

16、tant components called as store and mill composed of an Analytical engine which are known today as CPU and memory unit.Harvard Mark I in 1944,then flow-matic,cobol in 1953,and in partnership with IBM,the IBM stretch computer in 1959,and an Apple Computer 1 in 1976 wherein various integrations were a

17、dded,until monitor,and other devices were created to make it more useful than just for the purpose of computing.Changes for Your WorldNew technology helps to save time and human labor.New Technology brings more ways of entertaining.New technology shortens the distance and brings the whole world toge

18、ther.1.2.Communication Before:1.Write letters,getting no response until weeks later 2.pass hand-written notes to friends in class Now:E-mails.Instant messages.QQ,Wechat,or other communication tools.Social network websites to know strangers.1.More convenient to contact each other2.Shorten the distanc

19、e.3.Workv Potentially labor saving technological devicesv Working from everywhere,SOHO.v Enhanced Flexibility and Capabilityv Increased Efficiency4.Study1.Resources:Access virtually all information that is publicly available from the comfort of their homes.2.Speed:Gain access to information in far q

20、uicker ways.3.Sharing:Information can now be shared between staff and students in more efficient ways.5.EntertainmentPlaying chess,Home theater watching play,3D movie playing Chinese yo yo Video Games Black-white TV,radio,Digital Music.1.Make our life more colorful2.Enjoy the amazing scene and music

21、 6.Food1.Food Cooking 2.Food Saving1.Food Cooking 2.Food Saving Microwave oven (Microwave oven (微波炉微波炉)Refrigerator)Refrigerator Soybean milk machine(Soybean milk machine(豆浆机豆浆机)Vacuum packing(Vacuum packing(真空装真空装)Yogurt machine Yogurt machine (酸奶机)(酸奶机)Kitchen Stove Kitchen Stove (炉灶)(炉灶)1.Preparing more quickly.We dont have to make fire to cook.2.Use chemical,biological process to make food more tasty and easier preserved.3.Long-lasting preserved.LOGO

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