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Lesson Plan
Curated OER

Simple Tensile Testing of Polymeric Films and Sheeting

For Teachers 9th - Higher Ed
Chemistry classes pretend to be consultants to a grocery story trying to decide what polymer to use for therir new non-paper bags. They prepare tensile bars and use them to test plastic film samples for strength and stretchability. Both...
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Lesson Plan
Curated OER

Elastomers: The Best Bungee Cord

For Teachers 11th - Higher Ed
Students examine elastomeric polymers in a lab activity in which they design a bungee cord. Students must determine the tensile strength, percent elongation, and plot stress versus strain graphs for their experiments on rubber bands...
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Activity
Science Buddies

Science Buddies: Project Ideas: Pounding Papyrus: Ancient Egyptians Made Paper

For Students 9th - 10th
In this materials science fair project, students will make a sheet of papyrus paper, and compare its tensile strength to that of common pulp paper. The Science Buddies project ideas are set up consistently beginning with an abstract,...
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Activity
TeachEngineering

Teach Engineering: Bone Crusher

For Teachers 9th - 10th
Students use a tension-compression machine or an alternative bone-breaking setup to see how different bones fracture differently and with different amounts of force, depending on their body locations. Teams determine bone mass and...
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Lesson Plan
TeachEngineering

Teach Engineering: Forced to Fracture

For Teachers 9th - 10th
Students learn how forces affect the human skeletal system through fractures, and why certain bones are more likely to break than others depending on their design and use in the body. They learn how engineers and doctors collaborate to...
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Handout
Other

Grant Design: Glossary of Materials Attributes Breakdown

For Students 9th - 10th
This resource contains a lengthy list of definitions of a variety of material properties related to solid strength and elasticity. The definitions are accompanied by equations and metric unit information.
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Handout
Wikimedia

Wikipedia: Concrete

For Students 9th - 10th
Wikipedia provides an encyclopedia entry about concrete that features pictures, diagrams, history and other information, as well as links to related topics.
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Handout
Wikimedia

Wikipedia: Collagen

For Students 9th - 10th
Wikipedia provides this encyclopedia article about collagen and its purpose in the human body.
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Handout
Other

Granta Design Limited: Glossary of Materials Attributes

For Students 9th - 10th
From the Cambridge Engineering Selector web site. Contains a lengthy list of definitions of a variety of material properties related to solid strength and elasticity (and more). Definitions are accompanied by equations and metric unit...
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Handout
Fact Monster

Fact Monster: Tensile Strength

For Students 9th - 10th
Presents a simple definition of the phrase "tensile strength."