A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred in the cement, could be reversed?

Question

A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred in the cement, could be reversed?

Accepted Answer

Answer :

(1) No, it can not be reversed. It is an irreversible change or chemical change.

(2) When the water is mixed with the cement, it becomes hard and the change cannot be reversed.

A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred in the cement, could be reversed?

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A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred in the cement, could be reversed?

NCERT solutions of related questions for Changes Around us

NCERT solutions of related chapters class 6 maths

NCERT solutions of related chapters class 6 science