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Fibre to Fabric — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceFibre to Fabric1 Mark
Question
Why are two thick cotton sheets warmer than one single blanket?
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Answer

The air captured between two thick cotton sheets is much more than in a single blanket. Therefore, there is more insulation in cotton sheets and thus they are warmer.

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