Rocks, Minerals, and Soil

Terms in this set (16)

erosion
the movement of rock pieces from one place to another
freeze
turn to ice
bedrock
the lowest layer, or the solid rock that lies under soil
igneous
rocks that form when magma, or melted rock, from deep inside the earth rises and cools
metamorphic
a rock that has been changed by heat and pressure
minerals
solid materials formed in nature that have a specific crystal structure
non-living
never lived
nutrients
minerals that are dissolved by water, taken in by the roots of plants, and used as food
organisms
living plant or animal life
sedimentary
a rock formed from material that has settled into layers
soil profile
a side view of the different layers of soil
structural support
the leaves, stem, and roots of a plant or tree
subsoil
the layer below the topsoil
thaw
melt
topsoil
the top layer of soil that contains organic matter and nonliving things
weathering
the breaking down of rocks into smaller pieces called sediments
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