name the process associated by the following :-
a drop of ink placed on the surface of the water content in a glass spreadthroughout the surface.
​(answer must be to the point .it may be of one word) (explain it)

Diffusion.

Diffusion is the movement of a molecule from a region of higher concentration to a region of lower concentration by random molecular motion.
The concentration of ink is higher at the point it is placed and moves from this area to all other areas of the beaker which have a lower concentration of the ink.