Question

1. a free - body diagram always shows:

a. velocities
b. only vertical forces
c. only horizontal forces
d. all forces acting on the object

Explanation:

A free - body diagram is a graphical representation used in physics. Its purpose is to show all the forces acting on an object. Velocities (option A) are not depicted in a free - body diagram. Free - body diagrams do not only show vertical (option B) or only horizontal forces (option C). They show all forces, regardless of their direction (vertical, horizontal, or at an angle).

Answer:

D. All forces acting on the object