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Question -

When a candle burns, both physical and chemical changes take place. Identify these changes. Give another example of a familiar process in which both the chemical and physical changes take place.



Answer -

When a candle burns, both physical and chemical changes take place.

Physical change тЖТ Melting of wax

Chemical change тЖТ Burning of wax

Eating of food is another example where both physical and chemical changes occur simultaneously.

Physical change тЖТ Breaking down of larger food particles into smaller particles

Chemical change тЖТ Digestion of food

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