If we call the force acting on object 2 and caused by the push/pull of object 1 the action , then we call the force acting on object 1 and caused by the push/pull of object 2 the reaction .
(we; call; the force acting on object 2) (the force; acting; on object 1) (the force; acting; on object 2) (we; pull; of object 2; the reaction) (we; call; the force acting on object 1; T:then)
we the force the force we we
call acting acting pull call
the force acting on object 2
on object 1
on object 2
of object 2 the reaction
the force acting on object 1 T:then