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This Stop the Stretching activity also includes:
- Fundamental Facts about Forces and Structures (pdf)
- Fundamental Facts about Forces and Structures (doc)
- Constructing the Tensile Test Stations (pdf)
- Constructing the Tensile Test Stations (doc)
- Problem Statement Worksheet (pdf)
- Problem Statement Worksheet (doc)
- Fundamental Facts about Forces and Structures (pdf)
- Fundamental Facts about Forces and Structures (doc)
- Constructing the Tensile Test Stations (pdf)
- Constructing the Tensile Test Stations (doc)
- Problem Statement Worksheet (pdf)
- Problem Statement Worksheet (doc)
- Join to access all included materials
Stretch your teaching repertoire with an experiment on the elongation (stretching) and failure (break) of several materials. The point of the experiment is to design a composite material for chair webbing.
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Concepts
Additional Tags
Instructional Ideas
- Have the class conduct a web quest on composite materials
Classroom Considerations
- Activity requires a lot of materials; see materials list for requirements
- Learners need access to a graphing program or to graphing paper
Pros
- Worksheets are available in both PDF and document versions
- Teenagers can appreciate the hands-on nature of the lesson
Cons
- Background notes are similar to those in previous lesson