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03-02-2021
Social Studies

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Explain why the change from metamorphic rock to magma almost always occurs below Earth's surface.

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03-02-2021

Answer:

Metamorphic rocks underground melt to become magma. When a volcano erupts, magma flows out of it. (When magma is on the earth's surface, it is called lava.) As the lava cools it hardens and becomes igneous rock.

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