北师大版（2019）选择性必修 第四册Unit 12 Innovation Lesson 1 Scientific BreakthroughsReading课件（19张）

(共19张PPT)
Unit 12 Lesson 1
Scientific Breakthrough
Learning
Objectives
01
02
03
04
To read and talk about important inventions and discoveries of the 20th century
I can read for specific and detailed information
To write a summary of an important discovery or invention
To read for general understanding
1.与某人通信 ________________2.手头上______________
3.计算出，弄清楚 ________________4.发射人造卫星 ___________________
5. 共同利益 ________________6.挑选 __________________
7.发送及时信息 ________________8.保持谦虚 _______________
9.共同努力 ________________10.一点都不像 _______________
11.be proposed by ________________12.name a few inventors ____________
13.premier scientist __________14. stage operation _____________
15.be committed to _______________16.be inspired by ____________
17.subsequently _______________
18.________ adj.精确的 _________n.精准 _________adv. _______(反义词) adj.
19.________ adj.有效的 _________n.效率 _________adv._______ (反义词) adj.
最杰出的科学家
correspond with sb.
send instant messages
figure out
launch satellites
single out
remain humble
nothing like
in a joint effort
common interests
被……提出
受……启发
说出几个发明家
实施手术
致力于……
后来，随后
on one’s hands
accurate
accuracy
accurately
inaccurate
efficient
efficiency
efficiently
inefficient
Task for Preview
What do you think are the most important inventions or discoveries of the 20th century
Can you name a few inventors
Albert Einstein
Alexander
Fleming
Eckert &
Mauchly
Tim Berners-Lee
What makes them great What does it take for an inventor to invent something
premier scientist pioneers of the 20th century
to be committed to to be inspired by
to be proposed by to improve the quality of human life
Read the text about some of the pioneers in science during the 20th century. What discoveries are mentioned Who made them
Mentioned discoveries/ inventions Inventors or discoverer
E=mc2
The world’s first computer
The World Wide Web
penicillin
Alexander Fleming
Albert Einstein
Eckert and Mauchly
Tim Berners-Lee
Match the discoveries or inventions (1-4) with how they came about (a-d).
1 E=mc2
2 penicillin
3 the first computer
4 the Internet
a there was a lucky accident
b scientists worked together as a team
c different scientists worked on it for many years
d a scientist was inspired
1 ____ 2 ____ 3 ____ 4 ____
d
a
b
c
Find information about how the following things were invented / discovered. Organise the information in your own way. Then describe the process in groups.
E=mc2
Who
Significance
How
…
Albert Einstein
inspired while rocking his baby
showing how a small piece of mass could produce an unbelievable amount of energy
theory of relativity
penicillin
Who
Significance
How
…
Alexander Fleming
a lucky accident
helping to save the lives of millions
humility about the amazing outcome of his discovery
computer
Who
Significance
How
…
Eckert and Mauchly
working together as a team
the world’s first computer
to improve the accuracy of the missiles of the US Navy
using too much energy
the Internet
Who
Significance
How
…
Tim Berners-Lee
different scientists working on it for many years
enabling computers all over the world to communicate with each other
without the Internet, unimaginable
Read the text again and write T (true), F (false) or NI (no information) in brackets.
( ) 1 It is not easy to choose the single most important discoveries of the 20th century.
( ) 2 An atom is the smallest particle of matter.
( ) 3 Einstein was at work when he thought of the question “E=mc2”.
( ) 4 Einstein participated in the programme that developed the nuclear bomb.
( ) 5 Einstein observed changes in time, size and mass.
T
F
F
NI
T
( ) 6 Fleming had been studying bacteria in his laboratory when the discovery happened.
( ) 7 Fleming developed the process of making penicillin.
( ) 8 The first computer project failed to meet its original goal.
( ) 9 The first computer was extremely difficult to programme.
( ) 10 Computers could not connect to each other before 1990.
F
NI
T
NI
F
1 Which discovery or invention mentioned in the text has been the most important so far Why
2 Which discovery or invention will most influence the future Why
3 How did the writer connect the paragraphs Circle the signal words or phrases.
Line 12: Although … Here are some of them.
Line 15: One of the 20th century’s premier scientists was …
Line 24: … another important finding …
Line 34: … when Fleming’s discovery was …
Line 49: With the development of computers …
Line 57: These pioneers …
Complete the passage with the correct form of the words below.
orbit, missile, enable, launch, accuracy, scientific, microscope, inventor, biologist
I really don’t know what I want to do when I leave school. My dad is a computer engineer working on the improvement of the 1________ of the Navy’s 2________. I would like to follow in his footsteps, but then I’d have to sit in front of a computer all day. My mum is a 3_________, but it seems to me that all she does is looking at bacteria through a 4___________.
accuracy
missiles
biologist
microscope
All that stuff about 5__________ findings that save people’s lives is pretty interesting, but I think I might be more interested in studying medicine. But then again, my uncle is a scientist and he is always talking about 6____________ satellites into 7________. I find this very exciting. I know what I want to be! I could be an 8_________! I could come up with hundreds of inventions that will 9_________ people to live better lives. But … I don’t think there’s a university course for inventors. Maybe I should just find out what I really like first.
scientific
launching
orbit
inventor
enable
orbit, missile, enable, launch, accuracy, scientific, microscope, inventor, biologist
Each member writes a short summary about one of the discoveries or inventions from the following aspects. Then share with other members. The whole group works together to edit the summaries before putting them together to make a poster.
inventor
purpose
Inventions
process
Homework