The hotter liquid flows faster than - colder one, why?

Explain the : A bigger raindrop falls faster than smaller one.

At a given temperature, the viscosity of liquid A is greater than that of liquid B, which of these two liquids has stronger intermolecular forces of attraction?

Why is the potential energy of a molecule in the bulk of a liquid lower than that for a molecule at the surface?

Allyl chloride undergoes hydrolysis at a rate faster than n-propyl chloride - why?

State any one reason to explain why RNA viruses mutate and evolve faster than other viruses

The force of gravity acts on all bodies in proportion to their masses.Why dose a heavier body not fall faster than light body?

The force of gravitation on all objects is directly proportional to their masses, yet a heavy body does not fall faster than a light body. Why ?

Why is the density of a liquid greater than that of a gas ?

Why does liquid oxygen stick to the magnet but liquid nitrogen does not?

A liquid in a container is heated suddenly. At first the liquid level goes down a little and then the level begins to rise. Explain why.