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Rocks
Magazine 2. A Big Rock
| Term | |
|---|---|
| The center of the Earth | core |
| The outer layer of the Earth | crust |
| Characteristics or words to describe rocks | properties |
| molten rock | magma |
| melted: very hot | molten |
| Rocks formed when magma cools | igneous rock |
| Rocks formed by heat and pressure deep inside the Earth | Metamorphic rock |
| Rocks formed when small pieces of rock and sand are pushed together | Sedimentary Rock |
| The process of digging beneath the surface of the Earth to remove ore or minerals | mining |
| Smooth rocks are formed when magma cools | quickly |
| Coarse rocks are formed when magma cools | slowly |
| The middle of the Earth | mantle |