Question

5 example of useful changes
7 Std
science lesson no 13 =Changes physical and chemical
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Answer 1

Answer:

1. Burning of paper
2. curding of milk
3. cutting of paper
4. freezing of water
5. cutting of wood

Explanation:

Actually aapne nii bataya ki chemical change ka example yaa physical changes ke example to Maine dono de diya :-):-):-):-)

Answer 2

Answer:

As above I had already answered this is my second I'd heee