| Category | Format | Size |
|---|---|---|
| Third Grade Science Volume 1, Textbook Edition | pptx | 6 MB |
"Classifying the Materials Around Us" Materials Around Us PPT Courseware 4
Description
"Classifying the Materials Around Us" Materials Around Us PPT Courseware 4
Natural materials: Materials that come directly from nature are called natural materials!
Man-made materials: Some materials do not come from nature, but are made by processing natural materials or changing the properties of natural materials. (Such as iron, paper, glass, plastic, etc.)
Common man-made materials around us are:
Paper, iron, plastic, glass, etc!
Metal, wood, plastic, glass, paper, fiber...
Metal has a unique luster and is opaque, rich in malleability, ductility, thermal conductivity, and electrical conductivity.
The wood is yellow-white, with texture on the surface, not too heavy, can be whittled, and can float on water.
Plastic is very light, will not rust, and has good transparency and wear resistance. easily transformed.
Glass is transparent and is generally used in buildings to block wind and transmit light.
Paper is thin and used for writing.
The fiber is very elastic and can be used to make clothes.
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For more information about the PPT courseware "Materials around us, classify the materials around us", please click the materials around us ppt, classify the materials around us ppt tag.
"Classifying the Materials Around Us" Materials around us PPT:
"Classifying the Materials Around Us" Materials Around Us PPT Part One Content: Classifying Them Based on the knowledge learned previously, take a look at what materials the items in the picture below are made of? Classify these items according to the materials used, writing at least...
"Classifying the Materials Around Us" Materials Around Us PPT Courseware 3:
"Classification of Materials Around Us" Materials Around Us PPT Courseware 3 Materials and Environment Natural materials: refer to materials that are already available in nature and can be used directly without processing or basically without processing. Such as cotton, sand, stone, silk, coal, oil, iron ore, flax...
"Classifying the Materials Around Us" Materials Around Us PPT Courseware 2:
"Classifying Materials Around Us" Materials Around Us PPT Courseware 2 Some of the materials we use are natural materials, such as wood, clay, cotton, leather, etc. We can use these materials directly and make corresponding items according to their respective characteristics. Some are people...
File Info
Update Time: 2024-06-26
This template belongs to science courseware Third Grade Science Volume 1, Textbook Edition industry PPT template
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