Question

What do you mean by the Cohesive Force?

Answer 1

Cohesive force is the force of attraction between the molecules of the same substance. 

Cohesive force is stronger in solids than in liquid. 
Cohesive force is stronger in liquids than in gas. 

Surface tension in liquids is due to the cohesive force between the molecules of the liquid.

Answer 2

Answer:

A force is a push or pull upon an object resulting from the object's interaction with another object. Whenever there is an interaction between two objects, there is a force upon each of the objects. When the interaction ceases, the two objects no longer experience the force.