The sun is so critical to the water cycle because if their was no sun there would be no evaporation and the whole Water Cycle would collapse.
(The sun; is; so critical to the water cycle; because if their was no sun there would be no evaporation and the whole Water Cycle would collapse)
The sun
is
so critical to the water cycle because if their was no sun there would be no evaporation and the whole Water Cycle would collapse