Lesson 4 – Digging the Past – Determine its Age

Trash Can Profile

Soil Profile (Stratigraphy)

Sanborn Map – Chinatown

 

Soil Profile – Chinatown Latrine

Soil Profile Map – Chinatown Latrine

Soil Profile – Chinatown Latrine – area of study

Chinatown Latrine and Soil Profile Map side by side

Further Exploration

Interested students may want to explore a Smithsonian Institute web site with an interactive activity on soils in: 1) the Amazon, 2) a Washingon, D.C. landfill, and 3) tidal basin soil.

http://forces.si.edu/soils/swf/underneath.html

For a very well-done activity focusing on how archaeologists excavate soil layers, visit this interactive.

http://www.rom.on.ca/programs/activities/pieces/index.php

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