This lesson plan will demonstrate the mechanical weathering process known as frost wedging and the biological weathering process caused by plants. The materials required include plaster of Paris, balloons, seeds, paper plates and a container. There is also an outdoor observation component to the lesson plan.

Concepts

mechanical weathering

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Additional Tags

bioerosion, biological weathering, frost wedging, utah education network, surface erosion, weathering, and transport

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Classroom Considerations

• Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Practice