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.
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Melting of the wax is a physical change. Burning of the candle is a chemical change.
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When a candle burns, both physical and chemical changes take place.
Physical change → Melting of wax
Chemical change → Burning of wax
Eating of food is another example where both physical and chemical changes occur simultaneously.
Physical change → Breaking down of larger food particles into smaller particles
Chemical change → Digestion of food
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