Rising and setting of the sun at a given place is a1. periodic change.2. undesirable change.3. physical change.4. reversible change.

Rising and setting of the sun at a given place is a1. periodic change.

1.	Rising and setting of the sun at a given place is a1. periodic change.2. undesirable change.3. physical change.4. reversible change.
Answer» Rising and setting of the sun at a given place is a periodic change.