Question

Difference between:
(a) force of cohesion and force of adhesion
(b) Boiling or vaporization and evaporation

Answer 1

(a) The force of cohesion is defined as the force of attraction between the molecules of the same substance.

And Force of attraction between different substances and molecules is called as force of Adhesion.

For example: forces between glass and water.

(b) Evaporation is the process of changing of liquid into vapors at any temperature under its boiling point.

And Boiling is the mechanism through which a liquid turns into a vapor when it is heated ti its boiling point.