3.A] What are polymers? What are its characteristics?
Answer:-
A polymer is any of a class of natural or synthetic substances composed of very large molecules, called macromolecules, which are multiples of simpler chemical units called monomers.
Characteristics of Polymers:-
- Polymers can be very resistant to chemicals.
- Polymers can be both thermal and electrical insulators.
- Generally, polymers are very lightweight, with varying degrees of strength.
- Polymers can be processed in various ways to produce thin fibers or very intricate parts