Fifth Grade Science Volume 1, Textbook Edition
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Science Edition for Sixth Grade Science Volume 1
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Third Grade Science Volume 1, Textbook Edition
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Fourth Grade Science Volume 1, Textbook Edition
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E-education edition fifth grade science volume 1
E-education edition fifth grade science volume 2
E-education edition sixth grade science volume 1
Fifth Grade Science Volume 2, Textbook Edition
Zhejiang Education Edition Seventh Grade Science Volume 2
Qingdao Edition Fourth Grade Science Volume 1
Category | Format | Size |
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Third Grade Science Volume 1, Textbook Edition | pptx | 6 MB |
Description
"Do They Absorb Water" Materials Around Us PPT Courseware 3
Small experimental requirements:
①The size of water droplets is the same.
②Observe the changes of water droplets from the side, and also pay attention to the changes of materials when exposed to water.
③Note and describe the observed phenomena. Such as the water absorption speed of the material, the size of the wetted surface of the material, the shape of the water droplets on the material, etc.
④ Sort the four materials according to their water absorption from strong to weak.
Think: What might be related to the material’s water absorption?
1. Tear the waste paper into pieces.
2. Put the mince into the water tank.
3. Stir evenly with chopsticks.
4. Use the paper mold to manipulate the paper: let the paper pulp evenly cover the paper mold and pick it up from the water.
Homework questions
1. Continue to collect materials and see what the water absorbency of other materials is? Communicate with classmates after class.
2. After the paper you made today is dry, use three classmates to make a beautiful paper bookmark and give it to your good friend.
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For more information about the PPT courseware "Do the Materials Around Us Absorb Water?", please click the Materials Around Us Do They Absorb Water ppt tag.
"Do they absorb water" Materials around us PPT:
"Do They Absorb Water?" Materials Around Us PPT Part One Content: Who is more likely to absorb water? Some materials are easy for water to soak through, while others are not. What are the water absorption capabilities of the four materials: wood, paper, metal and plastic? Choose a wood chip, a piece of paper,...
"Do They Absorb Water" Materials Around Us PPT Courseware 4:
"Do They Absorb Water" Materials Around Us PPT Courseware 4 Who is more likely to absorb water? Guess: Who is more likely to absorb water? How to verify whether your guess is correct? Small requirements for the experiment: ①Fairness of the experiment: the size and thickness of the material...
"Do They Absorb Water" Materials Around Us PPT Courseware 2:
"Do They Absorb Water" Materials Around Us PPT Courseware 2 Cognitive Introduction Thinking: Some materials are easily soaked by water, while others are not. What is the water absorption capacity of the four materials: wood, paper, metal and plastic? Scientific Inquiry Choose a piece of wood, a piece of paper...
File Info
Update Time: 2024-10-20
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