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Third Grade Science Volume 2, Textbook Edition
Third Grade Science Volume 1, Textbook Edition
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E-education edition fifth grade science volume 1
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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 |
---|---|---|
Third Grade Science Volume 1, Textbook Edition | pptx | 6 MB |
Description
"Comparison of Water and Food Oil" Water and Air PPT Courseware
1. Analysis of teaching materials
"Comparison of Water and Edible Oil" is the content of the second lesson of the fourth unit of the third-grade science volume of the textbook. It mainly conducts comparative research on water and edible oil to enable students to recognize their differences from multiple aspects and understand their differences. Their similarities are summarized and improved. It lays a good foundation for the following exploration of the contrast between water and air.
2. Academic Situation Analysis
Although third-grade students have a certain perceptual understanding of water and know the general characteristics of water and cooking oil, their essential differences are vague. These must be cultivated, exercised and improved in this class and future teaching.
3. Teaching objectives
Scientific concept: Compared with oil, water has differences in color, smell, transparency, viscosity, droplet shape, weight, etc., but what they have in common is that they both flow and have no fixed shape.
Process and method: Use different senses to carefully observe and compare water and oil, record the comparison results in charts, analyze and communicate.
Emotions, attitudes, and values: Willing to cooperate with others, willing to communicate, respect facts, and value evidence.
Observation method
Use your eyes to compare the color and transparency of water and cooking oil;
Compare their smells with your nose;
Hands touch to discover how they feel to touch;
There is generally no need to taste the method!
7. Teaching process
(1) Create situations and introduce excitement
(2) Actively explore and acquire new knowledge
Activity 1: Observe water and cooking oil
Activity 2: Comparison of droplets
Activity 3: Compare the weights of water and oil
Activity 4: Observe the similarities between water and cooking oil
Training base camp
1. Fill it out.
1. Comparing the same volume of water and oil, water is ____ than oil.
2. When you lack understanding of a liquid, you cannot easily ____ or ____.
2. Judgment questions.
1. All flowing objects are liquids. ( )
2. You can use your nose to smell unfamiliar liquids directly. ( )
Keywords: Water and air teaching courseware, Comparative teaching courseware of water and food oils, Download third-grade science PPT courseware of the third-grade volume of the Education Science Edition, Download third-grade science slide courseware, Download PPT courseware of water and air, Comparison of water and food oils PPT Courseware download, .PPT format;
For more information about the "Water and Air Comparison of Water and Food Oil" PPT courseware, please click on the Water and Air ppt Comparison of Water and Food Oil ppt tag.
"Comparison of Water and Food Oil" Water and Air PPT Courseware 3:
"Comparison of Water and Food Oil" Water and Air PPT Courseware 3 Activity 1 Observe water and cooking oil What observation methods can you think of? Look (color, transparency) Smell (smell) Tilt the cup (compare their flow conditions and the degree of residue on the cup wall) Stir with a wooden stick...
"Comparison of Water and Food Oil" Water and Air PPT Courseware 2:
"Comparison of Water and Food Oil" Water and Air PPT Courseware 2 Activity 1 Observe water and cooking oil Look at the color, smell, smell, and viscosity Activity 2 Compare drops of liquid Activity 3 Compare the weight of water and oil 1. Why do wooden strips float out of water and oil The height of the liquid level is different? 2. Water...
File Info
Update Time: 2024-10-23
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