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an idealized cycle of processes undergone by rocks in the earth's crust, involving igneous intrusion, uplift, erosion, transportation, deposition as sedimentary rock, metamorphism, remelting, and further igneous intrusion.

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The hard parts of animals, such as bones and shells, can become cemented together over time to make rock.

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The hard parts of animals, such as bones and shells, can become cemented together over time to make rock.

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the sideways and downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.

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The plate collisions that occur in these areas can produce earthquakes, volcanic activity and crustal deformation.

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denoting rocks composed of broken pieces of older rocks.

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denoting rocks composed of broken pieces of older rocks.

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made from magma, which cools down on the surface of the Earth

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made from lava, which cools down on the surface

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when crystals are compressed they can flatten and line up with other crystals

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the upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.

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the upper layer of earth in which plants grow, a black or dark brown material typically consisting of a mixture of organic remains, clay, and rock particles.

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(of rock) that has formed from sediment deposited by water or air.

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(of rock) that has formed from sediment deposited by water or air.

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(of rock) having solidified from lava or magma.

relating to or involving volcanic processes.

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when crystals are randomly placed throughout the rock

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a large natural elevation of the earth's surface rising abruptly from the surrounding level; a large steep hill.

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a large natural elevation of the earth's surface rising abruptly from the surrounding level; a large steep hill.

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the process of eroding or being eroded by wind, water, or other natural agents.

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is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes.

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an idealized cycle of processes undergone by rocks in the earth's crust,

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an idealized cycle of processes undergone by rocks in the earth's crust,

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is the geological process in which sediments, soil and rocks are added to a landform or land mass.