Science, asked by raviraja3167, 7 months ago

What are the examples of a harmful change in matter

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Answered by Anonymous
2

Answer:

Changes that are harmful : (a) Burning of coal,plastic,wood and other substances that release CO,SO2. (b) Cutting of trees leading into soil erosion,fall in O2 levels in air etc. (c) Contamination of rivers.

Answered by ItzDeadDeal
1

Answer:

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Changes that are harmful : (a) Burning of coal,plastic,wood and other substances that release CO,SO2. (b) Cutting of trees leading into soil erosion,fall in O2 levels in air etc. (c) Contamination of rivers.

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