外研版必修4Module 4 Great Scientists集体备课课件ppt

这是一份外研版必修4Module 4 Great Scientists集体备课课件ppt，共35页。PPT课件主要包含了award，equal，measure，discover，radiation，theory，Two，Difficult，Rachel，born等内容，欢迎下载使用。

Mdule 4Great Scientists
T listen t the quiz and get the imprtant infrmatinT learn abut stress in lng wrdsT try t describe a famus scientistT learn sme everyday English
Lk at the picture and describe what is happening.
It is a TV quiz in a studi with an audience.
quiz: a cmpetitin r game in which peple try t answer questins t test their knwledge
Discussin. What d yu think the listening text is abut?
What is happening in the picture?
award discver equal measure radiatin thery
Match the wrds with the meanings.
1. a prize r mney given t smene fr smething they have dne ______ 2. exactly the same ______3. t find ut hw lng, wide, heavy, etc. smething is _______4. t find ________
5. an idea, especially in science, that explains why r hw smething happens _________6. a frm f energy which cmes frm a nuclear reactin __________
The secnd rund.
Great Scientists.
Listen t the quiz shw and answer the questins.
2. What is the subject f this rund?
1. What rund f the quiz is it?
The first persn t answer crrectly wins a pint; if he r she answers incrrectly he r she lses a pint, and the ther persn can then try and answer.
3. What are the rules f the quiz?
4. Hw many cntestants are there?
6. Wh wins the quiz?
5. Are the questins easy r difficult?
Listen t the tape again, then cmplete the questins frm the quiz.
1. When was Einstein ________?2. When was the special thery f relativity ___________?3. What award was Einstein ________?
4. What bk is Stephen Hawking ___________?5. What is a “black ______”?6. Wh __________ black ______?7. Hw are black __________________?
hles measured
Listen t the tape again, then fill in the blanks.
Q.M: Bys and girls, we’re int the secnd rund f “Superquiz”, and the subject f this rund is “Great Scientists”. In this rund, the first persn t answer the questin __________.
gets a pint
If he’s wrng, he ______ a pint, and the questin _________________________. At the mment, Matthew and Rachel are _______, with 36 pints each.
ges t the secnd cntestant
First questin: What is Einstein knwn fr?(buzzer)M: _____________________.Q.M: Crrect. When was Einstein brn?(buzzer)
The thery f relativity
M: 1880.Q.M: Wrng. Rachel?R: 1879?Q.M: Crrect. The special thery f relativity ______________ in 1905. ___________________?(buzzer)
was published
Wh was it written by
M: Einstein.Q.M: Crrect. Einstein was given an imprtant award in 1921. ______________________?(buzzer)
What award was he given
M: Was he given the Nbel Physics Prize?Q.M: Yes, he was. Well dne. Next questin: What bk is Stephen Hawking famus fr?(buzzer)
R: “_______________________”.Q.M: Crrect. When was it published?(buzzer)R: 1988.Q.M: Crrect. What is a “___________”?(buzzer)
A Brief Histry f Time
M: It’s a star that has cllapsed in n itself.Q.M: Crrect. Wh discvered black hles?(buzzer)M: They _________________ Einstein.
were discvered by
Q.M: N, they were nt discvered by Einstein, they were discvered by Fred Hyle. ____________________________? (silence) Rachel?R: Pass.Q.M: Matthew?
Hw are black hles measured
M: They’re measured by the ___________ that cme frm them.Q.M: Wrng, they aren’t measured by light waves, they’re measured by the radiatin that cmes frm them. _______________________ ______________？(buzzer)
light waves
Wh was this radiatin discvered by
R: Stephen Hawking?Q.M: __________ They were discvered by Stephen Hawking. It’s called the Hawking radiatin. Nw, Stephen Hawking _____________ anther reasn. Des anyne knw?(buzzer)
is famus fr
M: He can’t walk and he can’t talk except with a machine.Q. M: _____________. D yu knw the name f his disease?(buzzer)
That’s crrect
R: Mtr neurn disease. He sits in a _________________ and he speaks ______________________.Q.M: Crrect. And at the end f this rund Matthew has thirty-nine pints and Rachel has frty-ne pints!
special wheelchair
thrugh a vice machine
The stress in a lng wrd may cme at the begging, in the middle, r at the end:vegetables (first syllable) researcher (secnd syllable)engineer (third syllable)
Read abut stress in lng wrds.
Prnunciatin
bilgy chemistry electric electricity genetics gvernment gravity infrmatin
Listen and underline the stresses.
When and where was he brn?Why was he famus?Where did he live and wrk?When did he discver / invent…?
Wrk in pairs. Think f a famus scientist r inventr. Find the answers t these questins.
Pair A: Ask yes / n questins t discver wh Pair B is describing.Example: Was he brn in the twentieth century?
Wrk with anther pair.
Pair B: Answer Pair A’s questins. Dn’t say the name f yur famus persn.
1. If yu have a breakthrugh, it means ______. (a) yu have slved a difficult prblem (b) yu have brken smething
Lk at the wrds and phrases belw and chse the best explanatin.
2. A nickname is usually given t yu by ______. (a) yur family r friends (b) smene yu dn’t knw well3. If yu say Pass is a quiz yu mean ____. (a) I’ve answered the questin (b) I can’t answer the questin
4. Well dne! means ______! (a) cngratulatins (b) gd luck
1. Finish exercises n page 89-90.2. Write a shrt passage abut the famus scientist r inventr yu’ve learned in Speaking (Page 38).