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Worksheetssoil composition vocabulary
Total questions: 18
Worksheet time: 5mins
bedrock
the layer of solid rock beneath the soil
a fracture in the earth's crust along which rocks move
the eroded surface that lies between two groups of strata
unconformity
the eroded surface that lies between two groups of strata
rich soil formed from mineral fragments, air, water, and organic materials
humus
the nutrient-rich, organic material in soil
soil that is rich in minerals that have drained from the topsoil
a cross section of soil layers and bedrock in a a particular region
a large mass of igneous rock forced between or through layers of existing rock
law of superposition
a law
a law that states that layers found lower in sedimentary rock formation are older than layers found closer to the top of formation
the order of rock layers
pore space
a cross section of soil layers and bedrock in a particular region
the amount of space between soil particles
air filling up the space for soil to come into a open pore
a layer in a soil profile
intrusion
a large mass of igneous rock forced between or through layers of existing rock
the eroded surface that lies between two groups of strata
horizon
a layer in a soil pore
a layer in air
a layer in a soil profile
soil profile
a cross section of soil layers and bedrock in a a particular region
the order of rock layers
a section of soil layers and bedrock in a random region
subsoil
soil that is rich in minerals that have drained from the topsoil
rich soil formed from mineral fragments, air, water, and organic materials
the nutrient-rich, organic material in soil
topsoil
rich soil formed from mineral fragments, air, water, and organic materials
the nutrient-rich soil
soil that is rich in minerals that have drained from the topsoil
fault
a fracture in the earth's crust along which rocks move
the order of rock layers
geologic column
the order of rock layers
a large mass of igneous rock forced between or through layers of existing rock
layers of air, water, and organic materials in the soil
carbonization
a process of converting organic material into carbon
a process of converting organic material into carbon dioxide
desiccation
a type of fossilization where the organic material becomes dehydrated
a type of fossil process where the organic material become dehydrated
fossil
the preserved remains or impression of organism that lived in the past
a left over piece of history now dented into earth
index fossil
a fossil that is useful for dating and correlating the strata in which it is found
a type of fossil that is very useful for dating and collecting the strata in the earth
a process in which the organic portion of an organism is infiltrated or replaced with minerals
petrification
desiccation
carbonization
trace fossil
a fossil of a track, trail, burrow, or other trace of an organism
a type of fossil made from a trace of a track, trail, burrow, or an organism
