Explain why rain drops are spherical while the surface of water in a pond is flat.

Why are rain drops spherical?

Why does oil spread over the surface of water?

Explain why rainbow is never seen on the surface of the moon.

Why does oil form a thin film over the surface of water?

Why does an object float or sink when placed on the surface of water?

A mercury drop is. spherical in shape. Why?

Explain why Aquatic species are more comfortable in cold water rather than in warm water.

Explain why NH_3 is basic while BiH_3 is only feebly basic.

Explain why When we try to close a watertap with our fingers, fast jets of water gush through the openings between our fingers

Explain why pure water has the maximum water potential.