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1
Answer:
7) yes, we can change it...
it reversible
8) Melting.
Freezing.
Boiling.
Explanation:
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Answered by
1
Q.no.7
ans- yes we can reverse this change by erasing it.
it is a reversible change,but if it is drawn with pen it can not be changed,as it is non-reversible change.
Q.no.8
1. crushing a paper
2. boiling some water
3. freezing water
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