Forces and Free Body Diagrams

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Objective

I can explain how different types of forces are represented in a free body diagram.

Part 1 of 3

Warm-up video

Flipping Physics · 6:57

We don't generate video — this one is by Flipping Physics on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.

Part 2 of 3

Practice

7 questions

1

Define a free body diagram and explain its purpose in analyzing forces acting on an object.

2

Draw a free body diagram of a phone sitting at rest on a table. Label all the forces acting on the phone and indicate their directions.

Part 3 of 3

Exit ticket

Quick comprehension check

Describe how you would represent the force of gravity on a free body diagram. Include the direction of the force. Describe how you would represent the normal force on a free body diagram. Include the direction of the force relative to the surface. Describe how you would represent an applied force on a free body diagram. Include what information you need to know to draw the force accurately.

Sample answer included in the free materials

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Teacher guide, student handout, and slides — free, in Google Docs format

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