"The Magnet We Know" Magnet PPT Download

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"The Magnet We Know" Magnet PPT Download

Part One: Importing New Knowledge

Mini-game: Fishing

Competition to see who can catch the most fish

Do you know why fish are caught?

What we know about magnets PPT, part 2: new knowledge explanation

1. Exchange activities: I know

Question 1: What shapes have you seen of magnets?

Please draw the magnet shapes you have seen.

Question 2: Where have you seen magnets?

There are magnets on pinyin letters on whiteboards, magnetic blackboards, door catches, refrigerator doors, vacuum cleaners, rice cookers, etc.

2. Magnets of various shapes

Can you guess the name of the magnet based on its shape?

Why do magnets come in so many shapes?

Because magnets are used in different places in life, this is related to the purpose of the magnet.

3. Characteristics of magnets

Materials: dimes (nickel metal), stones, wooden pieces, paper clips, plastic pieces, two magnets.

Invite students to use the prepared materials to play with magnets and see what they find and gain. Record the discovered properties of magnets in your textbook.

Compare which group discovers the properties of magnets that are more valuable.

What we know about magnet PPT, part 3: Consolidation exercises

1. The magnets we know have __________ shapes, and their shapes are based on the __________ of the magnets.

2. All objects made of iron will be __________ by the magnet as soon as they are close to the magnet.

3. Two magnets sometimes __________ each other, and sometimes they __________ each other.

4. We call the magnet shown in the figure ( ).

A. Hoof magnet B. Ring magnet

C. Bar magnet D. Hoof magnet

5. We name the magnets based on ( ).

A. Nature

B. Shape

C. Purpose

What we know about magnets PPT, part 4: Class summary

1. We name magnets based on their shapes.

2. Common magnets: bar magnets, hoof magnets, magnetic ring magnets, etc.

3. Magnets have magnetic properties to attract iron, nickel and other metals.

4. The two ends of the magnet have strong ability to attract iron, while the middle one has a weak ability to attract iron.

5. Two magnets attract or repel at both ends.

Keywords: Free download of Chinese PPT courseware for the second volume of the third grade of the textbook version, download of the magnet PPT we know, download of the magnet PPT, .PPT format;

For more information about the PPT courseware "Magnets We Know About Magnets", please click the Magnet ppt We Know Magnets ppt tag.

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Update Time: 2024-09-30

This template belongs to science courseware Third Grade Science Volume 2, Textbook Edition industry PPT template

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