"The Mystery of the Revolving Lantern" PPT Courseware 3

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"The Mystery of the Revolving Lantern" PPT Courseware 3

review words

mystery shape classroom attract rotate flower arrangement

Candles are thrown into a bunch of small ones and lit around

Mind can't take its eyes off

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?

Homework for this course:

Complete the after-class exercise book

Find information, know and understand Mao Yisheng.

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"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..

"The Mystery of the Revolving Lantern" PPT courseware:

"The Mystery of the Revolving Lantern" PPT courseware New words Mystery Shape Classroom Attract Rotate Flower Arrangement Candle Input A string of young Lantern Festival Two hanging on Rotating candles A series of young polyphones Zhuan zhuǎn Convey, forward, transfer, turn zhun Rotate..

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Update Time: 2024-10-07

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

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