Question

how are material classified on the basis of hardness??.. give two example......​

Answer 1

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Classification of material on the basis of hardness and softness. Those materials which cannot be easily compressed cut ,moulded or scratched are called hard materials. For example: Iron ,steel ,wood, stone ,brick, glass ,bone ,teeth, diamond.

Answer 2

Answer:

Classification of material on the basis of hardness and softness. ... Those materials which cannot be easily compressed cut ,moulded or scratched are called hard materials. For example: Iron ,steel ,wood, stone ,brick, glass ,bone ,teeth, diamond.

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