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LQHS Earth Science
9th Grade Intergrated Science - Wagg
Question | Answer |
---|---|
Rock Cycle | The continual process by which new rock is formed from old rock. |
Composition | The chemical make up of rock - describes the minerals or elements in it. |
Metamorphic rock | The type of rock that is formed when existing rock is squeezed or heated. |
Sedimentary Rock | The type of rock that forms when particles of rock or sediment collect and cement into new rock. |
Igneous Rock | The type of rock that forms when hot, liquid rock or magma cools and hardens. |
Mineral | Any naturally forming soxturelid matter with a crystal structure. |
Rock | A solid mixture of crystals of one or more minerals. |
Texture | The sizes, shapes, and postitions of the minerals in the rock. |
Weathering | The process by which water, ice, heat, and wind act to break down rocks. |
Erosion | The process by which particles of rock are from removed from their source; the removal and transport of a rock and soil by the flow of water or the actions of gravity, wind, and ice. |
Deposition | The process in which water, ice, wind, and gravity deliver new sediment. |
Compaction | Sediments pressed together by gravity and their own weight. |
Soil | The top layer of the Earth's surface consisting of rock and mineral particles mixed with other organic matter. |
Crust | The upper part of the lithosphere, divided into oceanic and continental crust |
Mantle | The layer of hot rock between Earth's crust and the core |
Lithosphere | The solid, outer layer of the EArth that consists of the crust and the rigid upper part of the mantle. |
Geopshere | The solid part of the earth including the landforms, rocks, minerals, and soil - as well as the interior of the Earth. |
Hydrosphere | all water on Earth |
Biosphere | The part of the world that life can exist. |