Woollen clothes keep us warm during winter. Why?
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Woollen clothes keep us warm during winter. Why?
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Answer:
Explanation:
Air is trapped between fibers of wool and does not allow cold air to come in contact with body .
Woolen clothes contains a large amount of trapped air. Since air is a bad conductor of heat it does not allow the body heat to flow out, as a result of which, we feel warm and comfortable.
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