"The Mystery of the Revolving Lantern" PPT courseware

Description

"The Mystery of the Revolving Lantern" PPT courseware

new words

mystery shape classroom attract spin

flower arrangement candles put in a bunch young

Lantern Festival, two hanging rotating candles, a series of young ones

Polyphonic characters

change

zhuǎn convey, forward, transfer, turn

zhuàn rotate, turn

zhuǎi Zhuanwen (this sound occurs less frequently)

What is the main thing about the text? Summarize it in one sentence.

It mainly writes about Mao Yisheng observing the revolving lantern when he was a child and discovering the secret of the revolving lantern.

Mao Yisheng: is a famous bridge expert in my country. He presided over the construction of the Qiantang River highway and railway bridge and the Wuhan Yangtze River Bridge. The text we are going to learn today is about his observation of a revolving lantern when he was a child.

Please divide the text into parts, and use "//" to indicate the end of each part.

Tip: There are three parts in total

Part One (Natural Paragraph 1): My family bought two revolving lanterns

Part Two (Second Natural Paragraph): Mao Yisheng observed and understood the structure of the revolving lantern.

Part Three (Natural Sections 3 to 6): Mao Yisheng observed and discovered the mystery of the revolving lantern.

Please look at the following sentences:

One is hung on the wall, and the other is suspended in the center of the hall.

May I ask: What is the difference between "hang" and "hang"?

Answer: "Hanging" means fixing it on the wall with nails or hooks, while "hanging" means hanging it from the ceiling without touching the surrounding areas.

He raised his head and stared at the revolving lantern.

What does "fixed eyes" mean?

Absent-minded: Watching without moving the eyes, describing someone who is fascinated by something.

It can be seen from this that Mao Yisheng takes it very seriously and is even curious about the things around him.

Please read the second natural paragraph of the text carefully and find the sentence that describes the revolving lantern.

I saw a shaft in the middle of the revolving lantern... The bright candlelight cast the shadows of the little paper people and the little paper horses on the lamp wall, which was very interesting.

What would you think if you saw such an interesting revolving door? What did Mao Yisheng think and do? (Find related sentences)

The more he watched, the more fascinated he became. A series of questions rushed into his mind: How could the little paper figures and horses spin? Why did they sometimes spin fast and sometimes spin slowly? …

Did Mao Yisheng later solve these problems? How did he do it? (Please read paragraphs 4 and 5 carefully)

Ask the adults - listen to the adults - try it - he discovered:

1. The small paper figures and paper horses rotate due to the heat of the candles in the lamp;

2. When the heat is strong, the little paper figures and horses will turn fast. When the heat is low, they will turn slowly.

Let me tell you: What thoughts or inspirations do you have from the story of Mao Yisheng discovering the secret of the revolving lantern?

By carefully observing, actively using your brain, and being diligent with your hands, you can discover many novel and interesting phenomena in life, and gain a lot of scientific knowledge from them.

Let’s talk about it: In daily life, how do you use your brain and hands to solve the problems you encounter?

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For more information about "The Mystery of the Revolving Lantern" PPT courseware, please click on the "The Mystery of the Revolving Lantern" ppt tag.

"The Mystery of the Revolving Lantern" PPT courseware 3:

"The Mystery of the Revolving Lantern" PPT Courseware 3 Review Words Mystery Shape Classroom Attract Rotate Flower Arrangement Candle Throw In A String Young Ignite All Around The Heart Can't Take My Eyes Off Please look at the following sentences: One is hung on the wall, and the other is suspended in the center of the main room. I would like to ask: hang up...

"The Mystery of the Revolving Lantern" PPT courseware 2:

"The Mystery of the Revolving Lantern" PPT Courseware 2 The fifteenth day of the first lunar month of the Lantern Festival is the Lantern Festival, which is a traditional Chinese festival, also known as the Lantern Festival. According to Chinese folk tradition, on this night when the bright moon hangs high in the sky, people light up lanterns to celebrate, and revolving lanterns are one of them. study..

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Update Time: 2024-07-29

This template belongs to Chinese courseware S version third grade Chinese language volume 1 industry PPT template

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