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The Rock Cycle: Rock cycle complexities

Grade Levels: 3 - 5
Length: 00:00:57
Website: http://www.uen.org/emedia
Usage rights: Download and retain personal copies in perpetuity.

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The rock cycle is not always straight forward. For example, igneous rocks placed under heat and pressure can become metamorphic rocks, which may be remelted into magma and hardened back into igneous rock.

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