Question

Out of the following materials:
cotton, nylon, terylene, wool, Pet, acrylic
(a) which materials are polyesters?
(b) which materials is a polyamide?
(c) which material is used as a substitute for wool?
(d) which material is used as a substitute for glass?

Answer 1

Answer:

(a) PET

(b) Nylon

(c) Acrylic

(d) Terylene

Answer 2

(a) Terylene

(b) Nylon

(c) Acrylic

(d) PET

Explanation:

(a) which materials are polyesters? Terylene

(b) which materials is a polyamide? Nylon

(c) which material is used as a substitute for wool? Acrylic

(d) which material is used as a substitute for glass? PET

Terylene is a synthetic polyester fibre produced by polymerizing ethylene glycol and terephthelic acid which is obtained from petroleum.

Nylon refers to the group of plastics known as polyamides.

Acrylic which is a synthetic and cheaper alternative for natural wool.

PET is a form of polyester called polyethylene terephthalate.