why are physical changes are generally reversible?

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Solution

Physical changes are mostly reversible because they involve changes in the physical properties of a substance such as state, shape, size, colour etc. and no new substances are formed in a physical change.

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Similar questions

Four students have their own opinion about reversible and irreversible changes. Who among the following is correct?

Rohan: Both physical and chemical changes are reversible.

Sam: Both physical and chemical changes are irreversible.

Tom: Physical changes are irreversible and chemical changes are reversible.

Riah: Chemical changes are irreversible and physical changes are reversible

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