# Practice Using Free-Body Diagrams to Calculate Balanced Forces

Instructions:

question 1 of 3

### Are the forces unbalanced or balanced in the free-body diagram below?

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### 2. If you want to hang a picture frame that has a force due to gravity of 20N, what does the tension in the cable have to be to prevent it from falling?

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Inside this quiz and worksheet combo, you can review what you have learned about free-body diagrams (FBDs) and their use in calculating balanced forces. Questions focus on whether forces are balanced or unbalanced in a given FBD as well as the process of applying a force to an object that experiences an equivalent frictional force.

## Quiz & Worksheet Goals

Check your knowledge of the lesson with quiz questions on these topics:

• Whether a car will remain in motion or stop with a given force
• Hanging a picture frame and preventing it from falling
• An FBD of a ball placed on a table, then pushed
• Characteristics of a cart that experiences equal frictional force

## Skills Practiced

• Problem solving - use what you know to solve a practice problem involving a cart stopping or remaining in motion
• Information recall - remember what you have learned about hanging a picture and preventing it from falling