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Minerals and rock
vocab review for the sol
| Question | Answer |
|---|---|
| The most common elements the crust are | silicon and oxygen. |
| Rocks form due to many natural process such as | weathering, erosion cementation, heat and pressure. |
| Igneous rocks that cool on the earth's surface, they are | extrusive |
| Igneous rocks that cool below the earth's surface are | intrustive |