Question

read it! vocabulary - choose the correct definition for the term. use the read it! to support your answer. an unbalanced force is... the rate of change in a position (distance travelled) over a period of time two forces equal in size but opposite in direction a push or pull two forces not equal in opposite directions the straight path an object can take

Explanation:

An unbalanced force occurs when the net - force acting on an object is non - zero. This means that there are forces acting on an object where the forces in opposite directions are not equal in magnitude. The first option describes speed, the second describes balanced forces, the third is a general definition of force, and the last describes a path.

Answer:

two forces not equal in opposite directions