How you will divide the material based on their lusture​

At first, the materials can be sorted into their groups based on the 3 states of matter- Solids, liquids and gases.

The second criteria used to sort the materials are based on their appearance. The appearance of materials varies in colour, texture, hard, soft and lustre.

The third criteria used to sort the materials are based on their solubility. The solubility depends on soluble and insoluble of materials in water. For example,- Salt and sugar are soluble in water. Chalk and sand are insoluble in water.

The fourth criteria used to sort the materials is based on the metal and non-metals. Iron, copper, gold are examples of metals and coal, chalk, rubber are examples of non-metals.

The fifth criteria used to sort the materials is based on the light transmission through objects, which includes Opaque, Translucent and Transparent

Explanation:

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