give 5 ways on how change in material help the environment physical and chemical .write your answer in your answer sheet.
1.____________________________
2.____________________________
3.____________________________
4.____________________________
5.____________________________
1.____________________________
2.____________________________
3.____________________________
4.____________________________
5.____________________________
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Explanation:
1.recycling
2.no to burning plastic
3.use recycled materials
4.tree planting
5.no throwing of garbage anywhere