Question

Define force. List the effect of force on object.

Answer 1

Force is a pull or a push of a object
force is the capacity or cause physical change

Answer 2

A force acting on an object causes the object to change its shape or size, to start moving, to stop moving, to accelerate or decelerate. When there's the interaction between two objects they exert a force on each other, these exerted forces are equal in size but opposite in direction.