Explain why burning of wool and cutting in into Small piecs are considered as two different types of charge? ??????
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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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When we burn wood, it turns into ashes which is a new substance and process is irreversible one, hence is a chemical change.
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