Question

Chalk, iron nail, steel, clothes, candle and wood usually look different from each other. Give some properties and explain how these materials are different.​

Answer 1

Answer:

Few properties by which we can prove that these materials are different:

Chalk – Hard, rough, non-lustrous

Iron nail – Hard, smooth, lustrous

Wood – Hard, rough, non-lustrous

Aluminium – Hard, smooth, lustrous

Candle – Hard, smooth, non-lustrous

Cotton – Soft, smooth, non-lustrous

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Explanation:

Answer 2

Answer:

Few properties by which we can prove that these materials are different:

Chalk – Hard, rough, non-lustrous

Iron nail – Hard, smooth, lustrous

Wood – Hard, rough, non-lustrous

Aluminium – Hard, smooth, lustrous

Candle – Hard, smooth, non-lustrous

Cotton – Soft, smooth, non-lustrous