Question

name four simple properties basses of wich material can be classified​

Answer 1

• Transparency/Opaque: The amount of light material allow passing through it is transparency of the material. The maximum amount of light to pass through the material, therefore, they are transparent materials. Examples: Plastic, Air, and Glass.

• Translucent materials are, which that only allow light to pass through them partially. Examples: Oiled paper, Coloured syrup, and some sheer materials. An opaque object is the materials are, which don’t allow any light to pass through them. Examples: Wood, Cardboard, and Metals

• The appearance of the Material: The look, feel, texture in addition to lustre, colour and quality defines the property of appearance of the material.

• Soluble/Insoluble: The nature of the material to completely dissolve in water and therefore termed as soluble material. Materials are completely dissolvable in water, therefore, they are soluble materials. Examples: Lemon juice, Sugar and Salt. materials don’t completely dissolve in water, they form a thin film over the surface of the water, therefore, they are iron rods and copper wires.Examples: Oil, Kerosene and Sawdust.

Answer 2

Explanation:

the materials can be classified on the basic of certain properties such as :

1. appearance
2. hardness of softness
3. solubility and. in solubility in water
4. heaviness on lightness with respect to water .

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