MEDIUM
8th CBSE
IMPORTANT
Earn 100

Match the columns A and B
A   B
(a) Cellulose (i) Artificial wool
(b) Nylon (ii) Semisynthetic fibre
(c) Acrylics (iii) Carry bags
(d) Acetate rayon (iv) Parachutes
(e) Polythene (vi) Glucose

Important Questions on Synthetic Materials

EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
What is a polymer?
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
What is the process of the formation of a polymer from its monomer called?
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
Name three rayons.
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
Mention five uses of synthetic fibres other than making clothes.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
What are plastics?
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
What are the polymers used in bubble gums, Thermocol and synthetic erasers?
HARD
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
Name three polymers that can be obtained by using chemicals derived from natural gas.
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 5 - Synthetic Materials>Exercises>Q A
Define tensile strength of a material.