2021学年Unit 1 Great Scientists教学演示课件ppt

这是一份2021学年Unit 1 Great Scientists教学演示课件ppt，共20页。

1.Which scientist discvered that bjects in water are lifted up by a frce that helps them flat?
B. Archimedes
C. Thmas Edisn
A. Charles Darwin
“Give me a place t stand n, and I can mve the earth.”
“给我一个支点，我能撬起整个地球.”
2. Wh wrte a bk explaining hw animals and plants develped as the envirnment changed?
A. Marie Curie
C. Charles Darwin
B. Gregr Mendel
Origin f Species《物种起源》
4.Wh put frward a thery abut black hles?
A. Stephen Hawking
C. Cpernicus
5.Wh fund the cause f chlera?
C. Stephen Hawking
Lndn in the 19th century
…died every time there was an utbreak.
Name：___________Natinality: ________Occupatin: _______
dctr/physician
Jhn Snw Defeats "King Chlera"
This was the _____________ f its day.
deadly disease
A scientific reprt by Jhn Snw
what caused chlera
Idea1: chlera ________________.Idea2: peple absrbed the disease__________________
_____ the deaths n a map
It seemed that _______ was t blame.
_______ the surce f the water
_______ that were _____ t the Brad Street utbreak
It was certain that _______________.
Idea1: chlera ________________.
multiplied in the air
Idea2: peple absrbed the disease__________________
int their bdies with meals
which thery is crrect?
Make a questin
___________ the deaths n a map
It seemed that _______________ was t blame.
Brad Street
Many deaths happened here.
N death happened here.
_______ the deaths n a map
____________ the surce f the water.
2 ther deaths
________________ that were_______ t the Brad Street utbreak
plluted water carried the virus
Talk with Dr.Snw
1. Why can't we drink the water frm the pump?2. Hw did yu prve yur idea?3. What can we d t defeat chlera?
_______ died after drinking the water.
_______ in the pr neighburhds.
_______ the surce f the water.
It is certain that _______________.
the 7 stages f ding a scientific research
Which thery is crrect?
find a prblem
make a questin
think f a methd
cllect results
analyse the results
find supprting evidence
draw a cnclusin
qualitiesas a scientist ?
knwledgeable
persistent
achieve yur success
1. Read the text alud, finding ut the past participles and their Jhn Snw, write a reprt t the mayr f Lndn, telling him yur scientific research and suggestins.