Force is a push or pull which is exerted on an objects. Types of Force are
Contact forces
Non contact forces or At a distance forces
Examples of Contact forces are:
Stretching of the spring of a balance
pushing of a pram
kicking of a football
Pushing the door
Hitting the ball etc are some examples of contact forces.
some types of contact forces are given in the list below:
Applied force
Normal force
Frictional force
Tension force
Air resistance force
Spring force