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19 Cards in this Set
- Front
- Back
Crystal
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solid that has a variety of special shapes
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Extrusive igneous rocks
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igneous rocks that form on the surface of the Earth
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Geology
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the study of rocks their history and the processes that form and change them
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Igneous rocks
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rocks formed from cooled magma
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Interlocking crystals
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crystals that lock together and grow into each other in a rock
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Intrusive igneous rocks
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igneous rocks that form below the surface of the Earth
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Lava
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molten rock reaching the Earths surface
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Mantle
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Layer of earth below the crust
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Minerals
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chemical substances found in rocks
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Acid rain
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rain water that includes acids from pollution in the air
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Agents of erosion
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factors that cause erosion-water,wind and ice
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Chemical weathering
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water or chemicals in the water and air reacting and breaking down rock
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Consistency
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the tendency of soil particles to stick together
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Erosion
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removal of weathered rock particles away from the site of the weathering
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Permeability
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a measure of how fast water enters the soil
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Physical weathering
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breakdown of rocks by physical processes
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Pore spaces
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the amount of space in the soil that
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Sedimentation
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the water or wind depositing eroded rock particles
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structure
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how well the soil particles join up to form lumps
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