Peanut Butter and Jelly Sandwich Fault (PDF)

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San Andreas Fault line

ERN Item Type: 

  • Classroom Activities


United States Geological Survey (USGS)


This activity has students make a fault like out of a peanut butter and jelly sandwich. The sandwich is sliced at an angle, letting the instructor demonstrate the three types of fault lines: normal, thrust, and strike-slip. The layers of the sandwich represent offset layers of the earth's crust.

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