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20 Cards in this Set
- Front
- Back
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Means fire
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Igneous
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Igneous rock starts out as
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Magma
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granite, pumice, obsidon, basalt are all examples of
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Igneous rocks
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sedimentary rocks have layers of
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sand and shells
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___________are found in sedimentary rock because living organisms lived in or near water.
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fossils
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sandstone, shale, limestone, conglomerate
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examples of sedimentary rocks
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sedmentary rock is formed after a great deal of ________ is applied to the sand and shell layers.
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pressure
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Where would metamorphic rock form?
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deep inside the earth
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marble, slate, quartize, gneiss
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examples of metamorphic rocks
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Metamorphic means one rock will______________into another rock.
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change
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Layers of sand and shells only needs pressure to change to rock but in Metamorphic rock ____________and ________ caused it to change into a different rock.
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heat and pressure
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Shapes that most minerals are found in are _________________.
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Crystals
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Rocks have ___________minerals in them.
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Many
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Pyrite, fluorite, hematite, calcite are examples of_____________.
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Minerals
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Minerals are __________substance.
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one
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After an organism dies, what happens next in the steps to become a fossil?
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The organism is buried by sediments.
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Example of physical wearthering is______.
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plant roots
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Example of chemical wearthering is _____.
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acid rain
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Breaking apart of rocks is
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weathering
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The blowing or washing away of crumbled rock is ______________?
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erosion
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