高中英语北师大版 (2019)选择性必修 第四册Lesson 1 Scientific Breakthroughs教学课件ppt

这是一份高中英语北师大版 (2019)选择性必修 第四册Lesson 1 Scientific Breakthroughs教学课件ppt，共17页。PPT课件主要包含了Emc2 ，penicillin，Who，How， inventor， purpose，Inventions， process， accuracy，missiles等内容，欢迎下载使用。

What d yu think are the mst imprtant inventins r discveries f the 20th century? Can yu name a few inventrs? What makes them great?
premier scientist pineers f the 20th centuryt be cmmitted t t be inspired byt be prpsed by t imprve the quality f human life
Read the text abut sme f the pineers in science during the 20th century. What discveries are mentined? Wh made them?
The wrld’s first cmputer
The Wrld Wide Web
Alexander Fleming
Albert Einstein
Eckert and Mauchly
Tim Berners-Lee
Match the discveries r inventins (1-4) with hw they came abut (a-d).
1 E=mc2 2 penicillin3 the first cmputer4 the Internet
a scientists wrked tgether as a team b there was a lucky accident c different scientists wrked n it fr many years d a scientist was inspired
Read the text and draw a mind map abut hw the fllwing things were invented/ discvered. Organise the infrmatin in yur wn way. Then describe the prcess in grups.
Significance?
inspired while rcking his baby
shwing hw a small piece f mass culd prduce an unbelievable amunt f energy
thery f relativity
a lucky accident
helping t save the lives f millins
remained humble abut the amazing utcme f his discvery
wrking tgether as a team
the wrld’s first cmputer
using s much energy …
different scientists wrking n it fr many years
enabling cmputers all ver the wrld t cmmunicate with each ther
withut the Internet, life is unimaginable
Read the text again and write T (true), F (false) r NI (n infrmatin) in brackets.( ) 1 It is nt easy t chse the single mst imprtant discveries f the 20th century. ( ) 2 An atm is the smallest particle f matter. ( ) 3 Einstein was at wrk when he thught f the questin “E=mc2”. ( ) 4 Einstein participated in the prgramme that develped the nuclear bmb. ( ) 5 Einstein bserved changes in time, size and mass.
( ) 6 Fleming had been studying bacteria in his labratry when the discvery happened.( ) 7 Fleming develped the prcess f making penicillin. ( ) 8 The first cmputer prject failed t meet its riginal gal.( ) 9 The first cmputer was extremely difficult t prgramme. ( ) 10 Cmputers culd nt cnnect t each ther befre 1990.
1 Which discvery r inventin mentined in the text has been the mst imprtant s far? Why?2 Which discvery r inventin will mst influence the future? Why?3 Hw did the writer cnnect the paragraphs? Circle the signal wrds r phrases.
3 Line 12: Althugh … Here are sme f them.Line 15: One f the 20th century’s premier scientists was …Line 24: … anther imprtant finding …Line 34: … when Fleming’s discvery was …Line 49: With the develpment f cmputers …Line 57: These pineers …
Wrk in a grup f fur and each member picks ne f the discveries r inventins, talking abut them frm the fllwing aspects. Then share with ther members.
Cmplete the passage with the crrect frm f the wrds belw.
rbit, missile, enable, launch, accuracy, scientific, micrscpe, inventr, bilgist
I really dn’t knw what I want t d when I leave schl. My dad is a cmputer engineer wrking n the imprvement f the 1________ f the Navy’s 2________. I wuld like t fllw in his ftsteps, but then I’d have t sit in frnt f a cmputer all day. My mum is a 3_________, but it seems t me that all she des is lking at bacteria thrugh a 4___________.
All that stuff abut 5___________ finding that save peple’s lives is pretty interesting, but I think I might be mre interested in studying medicine. But then again, my uncle is a scientist and he is always talking abut 6____________ satellites int 7________. I find this very exciting. I knw what I want t be! I culd be an 8_________! I culd cme up with hundreds f inventins that will 9_________ peple t live better lives. But … I dn’t think there’s a university curse fr inventrs. Maybe I shuld just find ut what I really like first.