MCQ
Which is an example of a physical change?
- AMetal rusting.
- BSilver tarnishing.
- ✓Water boiling.
- DPaper burning.
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S.No.
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Column $A$
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S.No.
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Column $B$
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$1.$
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Lama
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$(i)$
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Silk fiber.
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$2.$
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Scouring
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$(ii)$
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Food of silkworm.
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$3.$
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Cocoon
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$(iii)$
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Wool yielding animal.
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$4.$
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Mulberry leaves
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$(iv)$
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Cleaning fleece of sheep.
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