Question

Both silk and wool are poor conductors of heat . They both help to keep us warm in winters . However ,winter clothing is usually made of wool . Why ? ( Hint :- Recall the properties of wool . )​

Answer 1

Answer:

wool is a poor conductor of heat

wool is a good conductor of heat

air trapped in between the fibres prevents the heat flow

both a and c

Answer :

d

Solution :

Woolen clothes keep us warm during winter because wool is a poor conductor of heat and at the same time air trapped in between the fibres minimizes heat flow .here air acts as a thermal insulator