While visiting three separate sites in or near the Minnesota River valley, students will question the deposition environment of rock types found and the creation of the valley itself. Students will discover find types of rock found far from their point of origin in Minnesota and the region. Students will also determine that the river does indeed flood periodically, but will be left with an enduring question - Are the periodic floods of the Minnesota River the cause of the formation of the valley seen?

Concepts

erosion

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Additional Tags

field investigation, rock cycle, till, investigating the minnesota river's glacial history near henderson, mn., deposition, glacier, surface erosion, weathering, and transport

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Classroom Considerations

• Knovation Readability Score: 5 (1 low difficulty, 5 high difficulty)