CLASS 8 SCIENCE CHAPTER – 3 SYNTHETIC FIBRES
Question 1. Explain why some fibres are called synthetic.Solution : Since man-made fibres are obtained by the synthesis of petrochemicals, they are called synthetic fibres. Question 2. Mark the correct answers.Rayon is different from synthetic fibres because(a) It has a silk like appearance.(b) It is obtained from wood pulp.(c) Its fibres can also be woven like those …