In a short-answer response, thoroughly describe what free-body diagrams are used for and what the free-body diagram is telling us about the directions of the forces. Make sure to include which direction the object will move and give an example of what that object could be. (examples: box, soccer ball, rope in a tug-of-war, etc.)
Use 2-4 sentences and proper conventions (spelling, grammar, punctuation, etc.) to respond. Put all answers in