高中英语人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists课前预习ppt课件

这是一份高中英语人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists课前预习ppt课件，共17页。PPT课件主要包含了biology，medicine，geology，science，knowledge，Order ，John Snow，deadly，“King”，source等内容，欢迎下载使用。
watch a clip and write dwn the names as many as yu can
agriculture
space engineering
Latin: “knwledge”
-lgy: “the study f”
“T raise new questins, new pssibilities, t regard ld prblems frm a new angle requires creative imaginatin and marks real advance in science.”--Albert Einstein
Science can be defined as the prcess f bserving and __________ the wrld arund us. Scientists aim t get __________ thrugh a deciplined set f steps called scientific methd.
scientific methd
stages f scientific research
analyse the results
ask a questin
draw a cnclusin
cllect data
find a prblem
find supprting evidence
think f a methd
Reading fr predictin
Jhn Snw Defeats “King Chlera”
Accrding t the title, the stry is ging t tell us infrmatin abut...
wh Jhn Snw is
what chlera is
hw t defeat
Reading fr infrmatin
a British dctrIn time, he rse t becme a famus dctr and even attended t Queen Victria when she gave birth.
expert/experienced/knwledgeable
The father f mdern epidemilgy
It used t be ne f the mst feared diseases in the wrld.
 cause severe diarrhea, dehydratin, and even death. ne knws hw t prevent r treat chlera
It is still a prblem. Frtunately, we knw hw t prevent it.
uncntrllable
Hw des chlera spread?
1. Find a prblem
Jhn Snw’s hypthesis(猜想)
Why was chlera severer in 2 streets?
marking n the map
2. Ask a questin
3. Think f a methd
many death near the pump
sme husehlds n death
Jhn Snw suspected the water was t blame
4. cllect data
5. analyse results
a case f death away frm Brad Street.
6. Find supprting evidence
was able t annunce that...
7. draw a cnclusin
Nte: ——1death PH: public huse 30,31,…: numbers f huses
Reading fr thinking
After the remve f the handle, the spread f chlera in this area was stpped.
Hw abut ther parts in Lndn?
The gvernment might aske all the water cmpanies t prvide clean water.
What measures might they take?
Peple might be educated nt t drink raw water but pure r biled water.
nt purified
large in degree
What made Jhn Snw succeed in preventing “King chlera” ? ( try t find supprting details frm the text)
As a yung dctr, Jhn Snw became frustrated. In time, he rse t becme a famus dctr.
He never lst his desire t chlera nce and fr all.
careful/rigrus(严谨的)
curius/questining mind
He He was able t annunce...
He discvered that in tw particular ut why
scientific spirits
scientific methds
scientific success
 The scientist is nt a persn wh gives the right answers but the ne wh asks the right questins.
 Science is a way f thinking much mre than it is a bdy f knwledge.
 The science f tday is the technlgy f tmrrw.
Yur stage,Yur challenge.
华为“天才少年 ”独造神奇机器臂，远程操控缝合葡萄皮
1. Decide n ne scientist that yu admire mst2. Find ut ne f his mst imprtant achievements3. Write dwn the stry ①Yu’d better give it a title. ②If pssible,attatch sme pictures.
Father f hybrid rice