Question

14. Define physical and chemical changes? Give any two examples on each? and say it not from google

Answer 1

Answer:

Melting and burning of candle wax is an example of both physical and chemical changes. Answer: Burning of wood is a example of both physical and chemical change.

Answer 2

Answer:

physical change means

a change that is temporary or we can say that is revisible change

example of physical change are melting of ice

chemical change means

a change that is not temporary or we can say a change that cannot be reversed or irreversible change.

example of chemical change are rusting of iron

Explanation:

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