Do u agree with the statement 'all the physical changes are reversible' ? If not give the correct statement
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Yes.
For example
I could take a piece of paper and fold it in half along a crease, open it, and do it repeatedly, and it will be very difficult to get the paper to lie flat down on my desk as opposed to curving up on the desk.
For example
I could take a piece of paper and fold it in half along a crease, open it, and do it repeatedly, and it will be very difficult to get the paper to lie flat down on my desk as opposed to curving up on the desk.
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