Investigation 4: Examining Core Samples of Soil

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This investigation will help you to:

To learn more about soil cores and local soils, visit the following web sites:

Effective Soil Sampling Techniques, PETRIK Library
Lists and discusses five guidelines for collecting soil samples.

Soil Sampling, Jeffrey S. Jacobsen
Discusses sampling procedures for soil sampling.

Soil Profile Gallery, USDA-NRCS National Soil Survey Center
This site includes a written description of different soil types and a photograph and United States distribution map for each soil type.

State/Area Soil Surveys, USDA-NCS National Soil Survery Center
Click on your state to be linked to your state's soil survey.

IES Soils
AGI/It's About Time


AGI's professional development programs for teachers are supported by generous contributions from corporate contributors of the American Geosciences Institute Foundation and the American Association of Petroleum Geologists Foundation.