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Rock Cycle
Words we will use during our Rocks and Minerals Unit
| Term | Definition |
|---|---|
| deposition | a process when sediments, soil and rocks are added to a landform |
| erosion | the process through which natural forces, such as wind and water, carry away bits of rock and other materials over time |
| extrusive rock | igneous rocks which form by crystallization of magma at the surface of the earth |
| lava | hot molten or semi fluid liquid rock erupted from a volcano or fissure, or solid rock resulting from-the cooling of this |
| lithification | the process or processes by which unconsolidated materials are converted into coherent solid rock, as by compaction or cementation |
| magma | is hot fluid or semi fluid material below or within the Earth's crust from which lava and other igneous rock formed by cooling |
| metamorphic | a type of rock formed when high heat and pressure change one form of rock into another form |
| rock cycle | a group of changes or transitions through geologic among the three main rock types sedimentary, metamorphic, and igneous |
| sediment | a small piece of solid material that has been broken down by weathering |
| sedimentary | a type of rock formed when layers of sediment become squeezed and glued together by natural processes |
| weathering | the process through which natural forces, such as wind and water, break down rocks and other materials into small peices |
| intrusive rock | igneous rock that cool very slowly beneath the surface and is created by magma |
| soil | the top layer of Earth's surface that supports plant growth. |
Created by:
emma.barnett
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