Question

3
Water cycle is a natural change. Classify it as a (i) physical or chemical change
(ii) a reversible or irreversible change. Also, justify your answer.​

Answer 1

Water cycle is a physical change as it involves the transformation of H2O into its three states. No chemical reaction takes place during the whole process. It's reversible as water after evaporating and forming the clouds again precipitate to come down as water again.Jul 14, 2017


Isy.

Answer 2

water cycle is a physical change as it involves the transformation of H2O into three states

no chemical reactions takes place during the whole process

it's reversible as water after evaporating and forming the clouds again precipitated to come down as water again, so water in its liquid form is reobntained

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