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2 Scales and a Board

A board is placed across 2 antique scales

Concept Overview:

1. Equilibrium of forces acting on an extended body

Lecturer Procedure

Step(s) to FollowExpected Result

1. Adjust the heavy weight on the plank to show equal weight sharing.

2. Move the weight back and forth to show how the weight is distributed.

The closer the weight gets to a scale, the more weight will show; less weight will show on the opposite scale
**Faces of scales may be covered up if you would like to collect student opinions before revealing results**
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Identifier
M: S - 005