Question

Q20.Shyamal Is Writing Some Sentences About Changes. Choose The Statement Where You Can Say That The Statements Is Or Are Correct About Changes: *
1 point
[A]. The burning of an incense stick is reversible change.
[B]. The setting of cement on mixing with water is a reversible change.
[C]. The setting of plaster of Paris on mixture is a reversible change.
[D]. The decrease in size of an iron object on cooling is reversible change.

Answer 1

The decrease in size of an iron object on cooling is reversible change.