Free Body Force Diagrams

Physics: AQA GCSE Higher, topic 5.2.9

Free Body Force Diagram

A free body force diagram is a diagram showing the forces acting on an object. These are shown as vectors.

Skydiver

Skydiver

  • The forces acting on a skydiver are air resistance (acting upwards) and the skydiver’s weight (acting downwards).
Driving car

Driving car

  • The forces acting on a driving car are the driving force, the normal contact force, the weight and friction.

Test yourself on Free Body Force Diagrams

  • Which of these forces is not acting on the car?

  • Which of these are shown on a free body force diagram?

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