Question
Distinguish between the following. Physical change and Chemical change.
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S.No.
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Physical change
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Chemical change
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$(i)$
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A change in which only physical properties of any substance get changed.
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A change in which composition and chemical properties of the substance get changed.
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$(ii)$
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No new substance is formed.
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New substances are formed.
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$(iii)$
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For example, dissolution of sugar in water.
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For example, burning of a candle.
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| Column I | Column II | ||
| Animals | Mode of Feeding | ||
| $(a)$ | House fly | $(i)$ | Biting and chewing |
| $(b)$ | Cockroach | $(ii)$ | Suckling |
| $(c)$ | Mosquito | $(iii)$ | Sponging |
| $(d)$ | Infants | $(iv)$ | Sucking |
