| Category | Format | Size |
|---|---|---|
| E-education edition third grade science volume 1 | pptx | 6 MB |
"What is Water Like" Drinking Water PPT Courseware 3
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"What is Water Like" Drinking Water PPT Courseware 3
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Hydrospheres can be divided into the following main types according to the way water bodies exist:
Ocean-----salt water
river
groundwater freshwater
glacier
lake
Characteristics of China’s water resources
The amount of water in the northwest inland region ( ), and the amount of water in the southwest region ( ).
Among the more than 600 cities in the country, nearly ( ) cities are short of water, and more than ( ) cities have serious water shortages.
Look at pages 28 and 29 of the textbook and think about what water looks like.
Little information:
Our country discharges 36 billion cubic meters of sewage into rivers every year, 80% of which is untreated.
170 million people across the country drink contaminated water.
As for the continuous small water flow in a line, it can collect 17 kilograms of water per hour and 12 tons of water per month; the loud "big water flow" can collect 670 kilograms of water per hour and 482 tons of water per month.
Therefore, saving water should start from scratch.
There shouldn't be any waste.
Liquid: has no fixed form and is fluid.
Such as: water, oil, tears
Gas: has no fixed form, is fluid, and is easily compressed.
Such as: water vapor, air, carbon dioxide, oxygen, coal gas, natural gas
Solid: Has a certain volume and shape.
Such as: ice, snow, stones, books, people, houses, cars, sheep
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For more information about the PPT courseware "What Does Drinking Water Look Like?", please click on the What Does Drinking Water Look Like PPT tag.
"What is Water Like" Drinking Water PPT Courseware 2:
"What Water Is Like" Drinking Water PPT Courseware 2 Activity 1: How to distinguish water Experiment Tips: ①. Students in each group divide work and cooperate, and the group leader manages the experimental items well. ②. The experimenter carefully observes and verifies, and the recorder makes a record and labels it. ③.The experiment is completed..
What is water like? Drinking water PPT courseware:
"What is Water Like" Drinking Water PPT Courseware Activity 1: Which glass of water is clear? Look at the color, smell, taste. Note: Do not taste unfamiliar objects casually to avoid poisoning. Be sure to remember this. Activity 2: Observe a glass of water and see what the water is...
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Update Time: 2024-07-03
This template belongs to science courseware E-education edition third grade science volume 1 industry PPT template
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