"Water" Water and air PPT

"Water" Water and air PPT
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Third Grade Science Volume 1, Textbook Edition pptx 6 MB
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"Water" Water and air PPT

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"Water" Water and air PPT

Part One: What we know about water

Water is an important substance. Water plays a very important role in many aspects of production and life. What do we know about water?

Water PPT, part 2 content: In which bag is the water?

There are several opaque bags containing stones, wood blocks, leaves, water, vinegar, milk, air, etc.

Without opening the bag, can we distinguish the water and other objects in the bag one by one?

Which of these objects can we easily identify? What is the basis for identification? Which ones are harder to identify and why?

If we can open the bag, but cannot look directly with our eyes, can we find out which bag the water is in?

Water PPT, Part 3: Classifying the objects in the bag

After we identify all the objects in the bag one by one, we classify them. How to classify it? What are the criteria for classification?

solid

Has a fixed shape and volume

liquid

No fixed shape, with a certain volume

gas

No fixed shape or volume

Thinking: What other common solids, liquids and gases are there in life?

Keywords: Free download of Chinese PPT courseware for the third grade of the textbook version, water PPT download, water and air PPT download, .PPT format;

For more information about the "Water and Air Water" PPT courseware, please click on the Water and Air PPT Water PPT tab.

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File Info

Update Time: 2024-09-07

This template belongs to science courseware Third Grade Science Volume 1, Textbook Edition industry PPT template

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"Water" Water and air PPT
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