how do the blankets woolen closes or cotton quilt keep us warm in winter
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Answer:
Cotton clothes are thin and do not have space in which air can be trapped. Thus, cotton clothes do not prevent heat coming out of our body. Woollen clothes keep us warm during winter because wool is a poor conductor of heat and it has air trapped in between the fibres.
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Explanation:
Woolen clothes and blankets help us warm in winter as they have small pores in them these holes contain air. As we know, air is insulator of heat, so it traps the heat in our body and keeps us warm.
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