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| The process by which rocks are formed, altered, destroyed, and reformed by geological processes and which is recurrent, returning to a starting point. |
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Rocks formed form the cooling and solidifying of molten materials. (Cool Iggy) |
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| A type of rock formed by intence heat or pressure. |
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Rocks containing bits and peices of sediments from other rocks. |
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| The gradual wearing away of land surface materials, especially rocks, sediments, and soils, by the action of water, wind, or a glacier. |
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| The natural process of laying down, a deposit of something. |
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| Molten material beneath or within the earth's crust, from which igneous rock is formed. |
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| The study of earth's entirior. |
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| A theory of global tectonics in which the lithosphere is divided into a number of crustal plates. |
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| Sections of the earth's crust and upper mantle. |
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| The process by which plates under earth's surface slide past eachother little by little, back and forth. |
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| The process in which earth's plates pull away from one another, sometimes breaking apart. |
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| The process in which earth's plates colide with one another. |
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| A person who studies earth's entirior. |
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