Question

how does wool keep our body warm

Answer 1

hey.. mate here's yur ans..
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wool keep our body warm because due the air pockets between fibers of wool. The air around us is a not a good conductor of heat. If we could keep the air around us still then it would act as a good insulator of heat. ... Thefibers of wool prevent th movement ofair in the air pockets, keeping it still
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$\textbf{HOPE IT HELPS U}$ ✌

Answer 2

Wool has tiny pores where the air particles gets stuck and hence not letting the cold air enter our body and due to the body heat which is not able to escape out our body remains warm