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18 Cards in this Set
- Front
- Back
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Mineral-
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Naturally occuring inorganic solids with a definite chemical composition and an orderly arrangement of atoms.
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What distinguishing characteristics do foliated rocks have?
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Banded Texture.
Minerals were tightly packed. Water cannot pass through it. |
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What kind of rock does quickly cooling lava form?
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Extrusive Rock
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What terms do they use to classify metamorphic rock??
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Foliated and Non-foliated
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How are sedimentary rocks formed?
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Sediments compacted
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Rock-
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Mix of crystals, minerals, volcanic glass, organic matter, etc.
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When magma cools slowly, it produces __ grains.
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Large; easy to see from the human eye.
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What type of rocks are formed when lava cools on the surface of the earth?
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Extrusive Rock
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Sedimentary rocks made from once living things are ___.
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Sedimentary
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What do the crust and upper mantle make up??
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Plates (??)
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Where are the youngest rocks on the ocean floor found?
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Near the mid ocean ridge.
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Where can you see the result of plate movements?
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Where the plates meet. They can form mountains, vlocanoes, etc.
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What type of boundary has the plates move APART?
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Divergent
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How do we know magnetic waves have been reversed?
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Used a magnetic measurer to detect changes.
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Continental Drift-
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When the continents move slowly to a new location through plate movement.
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Supercontinents name?
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PaNgEa
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Plates sliding past each other-
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Transform Boundary
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When plates move together-
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CONVERGENT boundary
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