Woollen clothes save us from cold weather because____. Choose correct statement.
1. Wool is a poor conductor of heat
2. Wool has air trapped in between the fibres.
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Q2
Woollen sweaters keep us warm because:
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Q3
Woollens keep us warm in winter because they
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Q4
Sweaters knitted of acrylic keep us as warm as woollen sweaters.
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Q5
Statement 1: Wool is a good conductor of heat.
Statement 2: Air trapped in between the woollen fabric acts as an insulator for heat.