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英语必修 第三册Unit 3 The world of science课文内容ppt课件
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这是一份英语必修 第三册Unit 3 The world of science课文内容ppt课件，共20页。PPT课件主要包含了what，procedures，aim，conclusion，materials，rafting，xperiments，ccount，onduct，rocedure等内容，欢迎下载使用。
draft declaratin experiment lightning fictin metal attach flash
v. 起草，草拟n. 声明，宣告n. (科学)实验n. 闪电n. 虚构的事，想象的事n. 金属v. 系，绑；贴n. 闪光
cnduct scientific entirely gravity accunt prf prcedure
v. 传导（热、电）adj. 科学（上）的adv. 完全地，彻底地n. 重力，引力n. 记述，描述n. 证明，证据n. 程序，步骤，手续
What else d yu knw abut him?
Benjamin Franklin (1706-1790) was ne f the Funding Fathers f the United States and helped draft the Declaratin f Independence and the US Cnstitutin. Apart frm being a successful statesman, he was als well knwn as a leading American authr, printer and publisher, successful diplmat, creative scientist and inventr.
Benjamin Franklin
Read the passage and find ut what Franklin's experiment aimed t prve.
Franklin's experiment aimed t prve that lightning was a frm f electricity.
Para. 1Para. 2Para. 3Para. 4Para. 5Para. 6
Read the passage and match the main ideas with the paragraphs.
A. The effect f the experimentB. The intrductin t Franklin's famus experimentC. CnclusinD. Dubt abut Franklin’s experiment E. Hw the experiment is carried utF. Dubt abut ther accepted ideas
Fill in the experiment reprt.
T test if lightning was really prduced by electricity
A kite with a string and a metal key
1. raised a kite with a piece f string tied t it, and a metal key was attached t the string; 2. When a flash f lightning hit the kite, the electricity was cnducted thrugh the string t the key; 3. tuched the key and gt an electric shck
Lightning was a frm f electricity.
Franklin's spirit f scientific explratin is still cnsidered an inspiratin.Peple are amazed at and inspired by Franklin's experiment.Scientists questin what really happened in Franklin's experiment.
Number the statements t shw hw peple's attitudes twards Franklin's experiment have changed.
1. What's the meaning f “…if Franklin had actually tuched the key, he wuld certainly have died frm the electric shck.”2. Hw much is true abut the stry f this experiment?3. What is the purpse f the stry f Newtn?
Actually he didn't tuch the metal key in the experiment.
This experiment tk place indeed. The detail abut the string and the key is true. But Franklin didn't tuch the key in the experiment.
Answer the questins.
T shw the accepted stry is questined by the scientists.
2. What is yur pinin abut the statement “… we shuld nt always believe everything we read r hear - even if it is a great stry”?
1. D yu think it matters that Franklin's experiment might nt be true? Why?
→N. Althugh it might nt be true, we are still inspired by his spirit f scientific explratin.
I think the statement is right. Frm a scientific standpint, peple shuld stick t the facts and the facts shuld be prved by experiments and research. A great stry is fictin which is ften mre interesting than the truth.
→ Yes. In science, facts shuld be mre imprtant than fictin.
1. What qualities d yu think a great scientist shuld have?
2. In what ways d scientists cntribute t sciety?
A great scientist shuld have mre than ne gd quality, such as being smart, intelligent, hnest, bjective, persistent, brave, creative, and imaginative...
Firstly, scientific discveries prmte the develpment f ur sciety. Secndly, the cntributins f scientists in medicine extend ur life span. Thirdly, scientists have invented a lt f surprising tls that fundamentally imprve ur living standards.
Franklin's experiment:Hw much is true?
peple's attitude
amazed & inspired
dubtful; but still inspired
Critical thinking
Benjamin Franklin's famus experiment with lightning has intrduced generatins f children t science. Hwever, new research suggests that the stry may be fictin instead f fact. T prve if lightning was really prduced by electricity r smething else, Franklin did an experiment by using a kite with a piece f string 1.______ (tie) t it. A metal key was attached t the string. A flash f lightning hit the kite, and electricity was cnducted thrugh the string t the key. When Franklin tuched the key with his finger, he gt an electric shck, 2._______ prved that lightning was a frm f electricity. Fr many years, the stry f Franklin's lightning experiment 3._________ (teach) t children t inspire them t lk fr the truth thrugh 4.________ (science) experiments. Hwever, neither the stry nr the details f the experiment are 5._________ (entire) true, because if Franklin had actually tuched the key, he wuld certainly have died 6._________ the electric shck. Scientists ften questin accepted ideas because they want 7.__________(establish) the facts. Sme have even questined the stry abut the apple that fell n Newtn‘s head and led him t cme up with his thery f gravity, because there is n 8._______ (prve) that the falling apple hit him n 9.________ head. In science, facts shuld be prved by experiments and research, and we shuld nt always believe everything we read r hear - even if it 10. _____ (be) a great stry.
Ⅱ. 根据课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。
has been taught
t establish
1.放风筝2.电的一种形式 3.数代人 4.叹服于…… 5.把……系到……上 6.与……一起；与……同样地 7.一道闪电 8.死于触电 9.打在某人的头上
fly a kitea frm f electricity mre than ne generatinbe amazed with a flash f lightning die frm the electric shckhit sb. n the head
1. Culd yu turn the TV dwn a little? Yur dad is d_________ a reprt in his study.2. Many e__________ will have t be dne befre scientists can give a clear answer t this questin.3. Our uncle, Rbert, gave us a detailed a_________ f what he had dne in China ver dinner.4. Unlike plastics, mst f the metals can c________ heat r electricity.5. All the researchers need t be patient, fr the entire p_________ can take three t five years t cmplete.
Ⅰ.根据首字母提示写出单词的正确形式。
Make ntes abut yur understanding f the saying and list supprting details.
Wrk in grups. Explain yur understanding f the saying “Seeing is believing”, and then give a talk abut it. Yu may use infrmatin in the passage as examples.
Organise yur talk fllwing the steps belw.
Start yur talk by explaining hw yu understand this saying. Explain why yu think this way. Use the ntes yu have made t supprt yur ideas. End yur talk by summarising yur pints.
Give yur talk t the class.
draft declaratin experiment lightning fictin metal attach flash
v. 起草，草拟n. 声明，宣告n. (科学)实验n. 闪电n. 虚构的事，想象的事n. 金属v. 系，绑；贴n. 闪光
cnduct scientific entirely gravity accunt prf prcedure
v. 传导（热、电）adj. 科学（上）的adv. 完全地，彻底地n. 重力，引力n. 记述，描述n. 证明，证据n. 程序，步骤，手续
What else d yu knw abut him?
Benjamin Franklin (1706-1790) was ne f the Funding Fathers f the United States and helped draft the Declaratin f Independence and the US Cnstitutin. Apart frm being a successful statesman, he was als well knwn as a leading American authr, printer and publisher, successful diplmat, creative scientist and inventr.
Benjamin Franklin
Read the passage and find ut what Franklin's experiment aimed t prve.
Franklin's experiment aimed t prve that lightning was a frm f electricity.
Para. 1Para. 2Para. 3Para. 4Para. 5Para. 6
Read the passage and match the main ideas with the paragraphs.
A. The effect f the experimentB. The intrductin t Franklin's famus experimentC. CnclusinD. Dubt abut Franklin’s experiment E. Hw the experiment is carried utF. Dubt abut ther accepted ideas
Fill in the experiment reprt.
T test if lightning was really prduced by electricity
A kite with a string and a metal key
1. raised a kite with a piece f string tied t it, and a metal key was attached t the string; 2. When a flash f lightning hit the kite, the electricity was cnducted thrugh the string t the key; 3. tuched the key and gt an electric shck
Lightning was a frm f electricity.
Franklin's spirit f scientific explratin is still cnsidered an inspiratin.Peple are amazed at and inspired by Franklin's experiment.Scientists questin what really happened in Franklin's experiment.
Number the statements t shw hw peple's attitudes twards Franklin's experiment have changed.
1. What's the meaning f “…if Franklin had actually tuched the key, he wuld certainly have died frm the electric shck.”2. Hw much is true abut the stry f this experiment?3. What is the purpse f the stry f Newtn?
Actually he didn't tuch the metal key in the experiment.
This experiment tk place indeed. The detail abut the string and the key is true. But Franklin didn't tuch the key in the experiment.
Answer the questins.
T shw the accepted stry is questined by the scientists.
2. What is yur pinin abut the statement “… we shuld nt always believe everything we read r hear - even if it is a great stry”?
1. D yu think it matters that Franklin's experiment might nt be true? Why?
→N. Althugh it might nt be true, we are still inspired by his spirit f scientific explratin.
I think the statement is right. Frm a scientific standpint, peple shuld stick t the facts and the facts shuld be prved by experiments and research. A great stry is fictin which is ften mre interesting than the truth.
→ Yes. In science, facts shuld be mre imprtant than fictin.
1. What qualities d yu think a great scientist shuld have?
2. In what ways d scientists cntribute t sciety?
A great scientist shuld have mre than ne gd quality, such as being smart, intelligent, hnest, bjective, persistent, brave, creative, and imaginative...
Firstly, scientific discveries prmte the develpment f ur sciety. Secndly, the cntributins f scientists in medicine extend ur life span. Thirdly, scientists have invented a lt f surprising tls that fundamentally imprve ur living standards.
Franklin's experiment:Hw much is true?
peple's attitude
amazed & inspired
dubtful; but still inspired
Critical thinking
Benjamin Franklin's famus experiment with lightning has intrduced generatins f children t science. Hwever, new research suggests that the stry may be fictin instead f fact. T prve if lightning was really prduced by electricity r smething else, Franklin did an experiment by using a kite with a piece f string 1.______ (tie) t it. A metal key was attached t the string. A flash f lightning hit the kite, and electricity was cnducted thrugh the string t the key. When Franklin tuched the key with his finger, he gt an electric shck, 2._______ prved that lightning was a frm f electricity. Fr many years, the stry f Franklin's lightning experiment 3._________ (teach) t children t inspire them t lk fr the truth thrugh 4.________ (science) experiments. Hwever, neither the stry nr the details f the experiment are 5._________ (entire) true, because if Franklin had actually tuched the key, he wuld certainly have died 6._________ the electric shck. Scientists ften questin accepted ideas because they want 7.__________(establish) the facts. Sme have even questined the stry abut the apple that fell n Newtn‘s head and led him t cme up with his thery f gravity, because there is n 8._______ (prve) that the falling apple hit him n 9.________ head. In science, facts shuld be prved by experiments and research, and we shuld nt always believe everything we read r hear - even if it 10. _____ (be) a great stry.
Ⅱ. 根据课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。
has been taught
t establish
1.放风筝2.电的一种形式 3.数代人 4.叹服于…… 5.把……系到……上 6.与……一起；与……同样地 7.一道闪电 8.死于触电 9.打在某人的头上
fly a kitea frm f electricity mre than ne generatinbe amazed with a flash f lightning die frm the electric shckhit sb. n the head
1. Culd yu turn the TV dwn a little? Yur dad is d_________ a reprt in his study.2. Many e__________ will have t be dne befre scientists can give a clear answer t this questin.3. Our uncle, Rbert, gave us a detailed a_________ f what he had dne in China ver dinner.4. Unlike plastics, mst f the metals can c________ heat r electricity.5. All the researchers need t be patient, fr the entire p_________ can take three t five years t cmplete.
Ⅰ.根据首字母提示写出单词的正确形式。
Make ntes abut yur understanding f the saying and list supprting details.
Wrk in grups. Explain yur understanding f the saying “Seeing is believing”, and then give a talk abut it. Yu may use infrmatin in the passage as examples.
Organise yur talk fllwing the steps belw.
Start yur talk by explaining hw yu understand this saying. Explain why yu think this way. Use the ntes yu have made t supprt yur ideas. End yur talk by summarising yur pints.
Give yur talk t the class.
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