Question

1. List and explain four properties of plastics. Give one use of plastics linked to each of these properties.
2. What are the disadvantages of synthetic fibre.

Answer 1

Answer:

The four properties of plastic are-

they are cheap.

-you can find it in bazaars cheaper than metals.

they are available in different colors.

-almost all colors are available.

they can be molded into various shapes

-every thing from a pin to plate can be made.

they are easily available.

-they are found almost everywhere.

The disadvantages of synthetic fiber are-

It pollutes the environment.

They provide poor insulation.

They melt easily.