Question

5. A burning candle shows both physical and
chemical changes. Explain.​

Answer 1

Answer:

Hiii

Explanation:

• The physical changes in the candle is that the wax melts, then freezes back into solid state again, once it is sufficiently far away from the heat. The chemical changes are that the wick burns, or heat + oxygen + wick = Carbon dioxide, soot, and smoke.

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Answer 2

Answer:

A burning candle shows both physical and chemical changes as

1. the burnt thread cannot be get back (chemical change)
2. we can get back the molten wax(physical change)