Soil Infiltration: Soil Porosity Testing

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Soil pollution has a longer reach than may seem possible. A video presentation demonstrates how a seemingly isolated soil contamination spreads and even reaches waterways. The lesson demonstrates how scientists conduct porosity tests using slices of soil to create three-dimensional models.

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CCSS: Adaptable
Instructional Ideas

  • Pause the video to discuss the positive and negative charged particles to ensure pupils understand their attractive and repulsive forces
  • Follow the video with a lab activity analyzing liquid flow in different types of soils
Classroom Considerations

  • Expects a clear understanding of the behavior of ionic particles
Pros

  • References additional activities that support the content in the video
  • Emphasizes key vocabulary
Cons

  • None