ideas and science

Unit2 Lesson 6

汇景学校

inventor lightening rod

Ben Franklin

American scientist

lightening

Thomas Edison(American inventor)

As a boy, he asked

lots of strange questions and had many strange ideas and then tried out his ideas.

(inventions)

Read about Newton and light, then match with the pictures:.

Newton asked “Is it true that there are only two colours in light?”

间接引语 :Newton asked whether it was true that there were only two colours in light.

At the age of 24, Newton guessed that all colours were part of white light.

Newton guessed:“ All colours______________.

are part of white light.”

间接引语 : Newton______________________guessed that all colours were part of white.

When white light goes through a glass prism,it will make different colours. These different colours will make white light when they go through another glass prism.

How could he prove it?

间接引语： Newton thought ______________.

•Light has at least seven colours.•These white colours make white light again.

He learned that…

Hmm. Let me do a test!

He thought that_________________________ and that ____________________________

Usually/ Actully/ In fact, the scientists work like this:

1,First,they ___________ questions.

2.Second, they make a___________.

3.Third, they decide how to __________their guess.

4.Fourth,they ________a test.

5.Fifth,they _______ other people what they have

learn.

askguess

provedo

tell

What kind if person Newton is?

Understand the following sentences:

1. At the age of 24,he said…

=When he was 24 years old, he said…

2. I don’t think that it is true. 我认为这不对。

eg: l don’t believe that he is wrong.

guess /think/believe 用法同 , 它们带否定宾从时，要否定提前。我想你错了。我猜明天不会下雨。我相信他是个好孩子。

I don’t think you are right.

I don’t believe he is a bad boy.

I don’t think it’ll rain tomorrow.

3.agree with sb =agree what sb said =agree with what sb said ( 同意某人或某人所说 , 做的 )

agree to the plan/ project/ proposal ( 同意某 事 , 计划 , 建议 ,)

eg: Do you agree to our plan?

agree to do sth 同意干。。。Do you agree to set out early?

5.He learned that these colours make white light.得知 产生 , 制造

6.These different colours will make white light when they go through another glass prism.

go across=cross

从中间 , 空间穿过 从一边横过另一边

go through

4.They decide how to prove their guess.

=They decide how they should prove their guess.带有疑问词的不定式

从句eg:Can you tell me how to get to the bus stop?=Can you tell me __________________to the bus stop?

eg:I was so thankful that I didn’t know what I could said.= I was so thankful that I didn’t know ____________.

eg:They are almost the same. Don’t know _____( 选哪个）。 （不定式）—————————— （从句） ————————————————— .

which to choose

Which I should choose

7.Only a few people said,’I understand you.’fewer people said ,’I agree with you.

many more most

much

a little

a few fewer fewest

less least

more most

+ 可数名词

+ 不可数名词

More practice: 5A P16-17

Useful expressions in Lesson 6:

1. 当…几岁 2. 做出猜想3. 证明猜想4.. 做实验5. 无色光6. 产生不同颜色7. 至少 8. 同意某人 9. 公布结论10. 决心干…

At the age of

make a guess

prove a guess

do a test

white light

make different colours

at least

agree with sb

tell people what they have learn

decide to do …=make up one’s mind to do…

(Bell's TelephoneHere is another inventor--Bell

When you (listen /answer) the telephone ,do you ever ask yourself,’who invented the telephone?’It was Alexander Graham Bell. He was an inventor. The telephone was (one/ other ) of his inventions

Mr Watson helped(him/he) to invent the telephone.

The first words anyone (even/ ever) said or heard(

In/on) atelephone were,’Mr Watson,come here.

I want you.’Bell was also a teacher.He taught deaf

children. His (own/only) mother was deaf.His father

invented a way to help(her/him)to learn to speak.He

used pictures of mouth shapes.Deaf people can’t

(hear/listen),but they can learn how to move their

mouths so that they can(say/speak).Bell used his

father’s invention to teach ( many / much) deaf

children