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Earthworks
Earth System Science for Secondary Teachers
Power Law Application to Rocks
What: Does the Power Law Distribution (PWL) apply to Granite, Schist, and Pegmatite (all rocks on Cal-Wood's property)
When: With future classes
Why: To determine whether these rocks fit into the PWL theory (idea)
Who: 5th grade groups
How:
- Smash each of the 3 rock types with a sledgehammer.
- Sieve rocks into various uniform sizes
- Weigh each size
- Calculate numbers using Power Law formula
- Plot on log graph paper
Where: Granite from 8125; Schist from Solitude Point, Pegmatite from the Mica Mine
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