Question

Asked by adityaduhanomprakash | 28th Nov, 2009, 09:44: PM

Expert Answer:

Due to surface tension, any liquid behaves to minimize it's free surface area.

Of the various possible shapes, sphere has the least surface area for a given volume.

Hence rainfall comes in the form of drops.

Again as the water molecules coalesce to from water, after sufficient amount of molecules coalesce the force of gravity pulls it away before any more molecules can come and join.

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Answered by  | 29th Nov, 2009, 09:38: PM

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