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Qingdao Edition Third Grade Science Volume 1	pptx	6 MB

"Understanding Water" PPT

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Upload Time: 2024-11-20

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Qingdao version of third grade science, first volume, understanding water PPT

Part One: Characteristics of Water

properties of water

The correct steps for observation activities: first look, second smell, third taste, and fourth touch

have no color

transparent

no smell

no taste

will flow

The shape is not fixed

Compare similarities and differences

flow → liquid

Cannot flow → solid

Understanding water PPT, part 2: saving water

Do not keep the faucet running; use water for multiple purposes; collect clothes or dishes for washing together; a dripping faucet can consume 70 liters of water per day; promote water-saving appliances; place a brick and a water-filled toilet tank in non-water-saving toilet tanks. Coke bottles or salt water bottles, reduce the amount of rinse water.

Keywords: Free download of Qingdao version of science PPT courseware for third grade volume 1, water understanding PPT download, .PPT format;

For more information about the "Understanding Water" PPT courseware, please click the "Understanding Water ppt" tab.

"Understanding Water" PPT download:

Qingdao version of the first volume of third grade science, understanding water PPT download, the first part of the content: guessing the riddles Let's guess the riddles: Nothing is rare and no one can live without it. The steel knife keeps cutting, but the iron hook cannot catch it. What gets dirtier the more you wash it? Small experiment: Use multiple senses to explore what water is..

"Understanding Water" PPT courseware:

Qingdao version of third-grade science volume 1, understanding of water PPT courseware, the first part of the content: Water is a precious resource. Water is a precious resource. 97% of the water on the earth is ocean water, and the freshwater resources needed by humans only account for 2.5 of the global water. %. The vast majority of freshwater resources on earth...

"Understanding Water" Wonderful Water PPT Courseware:

"Understanding Water" Wonderful Water PPT Courseware We are in contact with water every day. What do you know about water? What other questions are there? Observe the shape of the water. Pour the water into the container below. What does the water look like? Use colored pencils to draw the shape of water. The water is not fixed...

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Update Time: 2024-11-20

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Understanding water ppt

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"Understanding Water" PPT