Question

Can every reversible change be physical

Answer 1

Like, turning of water into ice is an example of reversible changes but growth in height is an irreversible change. ... All chemical changes are irreversible changes. Once the chemical properties of a substance are changed, it becomes another substance. Thus, it cannot return to its original state.

Answer 2

A physical change is a change to a sample of matter in which some properties of the material change, but the identity of the matter does not. Physical changes can further be classified as reversible or irreversible. ... Physical changes that involve a change of state are all reversible.