Monday, February 11, 2013

New Vocab


Metamorphic rock- rock altered by pressure and heat.

Igneous rock- rock formed by the cooling of molten magma.

Sedimentary rock- rock formed from consolidated clay sediments.

Rock cycle- The rock cycle is the natural process in which rocks transform from one rock type into another rock type over time, a type of natural recycling

Trench- A long, narrow ditch.

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