CBSE Class 8 Science – Synthetic Fibres and Plastics

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CBSE Class 8 Science – Synthetic Fibres and Plastics

Study Materials

8th

8th - Science

Synthetic Fibres and Plastics

Chapter Overview

This chapter explores synthetic fibres and plastics, which are man-made materials produced through chemical processes. It covers the development, manufacturing, and diverse applications of these materials, as well as their advantages, disadvantages, and environmental impacts.

Important Keywords

  • Synthetic Fibres: Man-made fibres produced from chemical compounds.
  • Plastics: Synthetic materials made from polymers that can be molded into various shapes.
  • Polymerization: A chemical process that creates polymers by bonding monomers.
  • Thermoplastics: Plastics that soften on heating and harden on cooling.
  • Thermosetting Plastics: Plastics that set permanently after being heated.
  • Polyester: A common synthetic fibre used in fabrics.
  • Nylon: A synthetic polymer used in fibres and plastics.
  • Environmental Impact: The effect of production, use, and disposal of synthetic materials on the environment.

Detailed Notes

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