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Earth structure

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
erosion   the wearing away of soil and rock  
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landform   features that have been sculpted by Earth's surface and resulting from forces within Earth  
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density   amount of matter an object has per unit of volume  
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lava   magma located at earths surface  
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magma   molten or liquid, rock material  
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mineral   inorganic solid that has crystal structure and definite chemical composition  
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rock   natural solid mixture of particles  
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rock cycle   the series of processes that change one rock into another  
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sediment   rock that is broken down into smaller pieces or that is dissolved in water  
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asthenosphere   the plastic but still mostly solid layer of the mantle  
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core   dense metallic center of Earth  
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lithosphere   brittle outer layer of earth formed by the crust and uppermost mantle  
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mantle   thick middle layer below the crust  
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uplift   any process that moves the surface of Earth to a higher elevation  
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