Question

What are the four main effects of force..??

Answer 1

Hey!
A force acting on an object may cause the object to change shape, to start moving, to stop moving, to accelerate or decelerate. When two object interact with each other they exert a force on each other, the forces are equal in size but opposite in direction.
:D

Answer 2

The four main effects of force are :-

1. Stop a moving object.
2. Move the object at rest.
3. Change the direction of a moving object.
4. Change the shape of an object.

hope it helps you...