The sawing of a piece of wood is an example of ________change.
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3
Answer:
chemical change.
Explanation:
in burning of wood, new substances are formed and hence it is a chemical change. While cutting the wood into small pieces no new substance is formed, thus it is a physical change. Hence, burning of wood and cutting it into small pieces are considered as two different types of changes.
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Answer:
It is a irreversible change
Explanation:
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