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1
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A large pit dug into the ground surface
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2
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Process where minerals under pressure become squashed flat and the rock devolops layers or bands
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3
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Rain water tha includes acids from pollution in the air
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4
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Molten rock that does not reach the Earth's surface
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5
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The physical and chemical processes that break rocks down into smaller pieces
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6
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Chemical substance found in rocks.
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8
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Igneous rocks that form on the surface of the earth
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9
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A measure of how fast water enters soil
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11
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Preserved remains of living organisms
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12
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Process involving a floating platform that mixes water and rocks or soil to seperate minerals
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16
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Layer of the Earth below the crust
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18
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Underground shaft that is on a slope, allowing vehicles to drive up and down
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