Question

physical changes are mostly reversible- A. State an example to support your statement B. Can you cite an example of a physical which is irreversible

Answer 1

Answer:

No, there are some physical changes which are irreversible. For example, tearing of a paper. When a paper is torn, the size and the shape of the paper changes, but the molecules of the paper remains the same. ... Thus, the physical change is irreversible.