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Tag Archives: CBSE Class 8 NCERT Solutions

NCERT 8th Class (CBSE) Science: Synthetic Fibres and Plastics

Synthetic Fibres and Plastics

Question: Give two examples each of natural and synthetic fibres. Answer: Natural fibres: Cotton, Silk Synthetic fibres: Rayon, Nylon Question: What is a polymer? Answer: Synthetic fibres are made up of molecules called polymers. Polymers are huge molecules-usually consisting of long chains made from thousand of similar small molecules called monomers. …

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