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Soil science
That science dealing with soils as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils per se; and these properties in relation to the use and management of soils.
Industry: Earth science
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Soil science
Pyrite
Earth science; Soil science
A silver or yellow mineral made of iron and sulfur. Because it is shiny, pyrite is often confused for gold.
Talc
Earth science; Soil science
A very soft, white or green mineral found in igneous and metamorphic rocks is called talc.
Talus
Earth science; Soil science
A sloping pile of small pieces of rock that is at the base of a cliff is called talus.
Snow line
Earth science; Soil science
The border of an area that is always covered with snow. The snow line on a mountain is the lowest point where the snow never melts.
Stone
Earth science; Soil science
A general term for rock, especially as used in construction. A hard clump of minerals that forms in a part of body.
Plain
Earth science; Soil science
A large area of flat land with few trees. A broad, flat area of the sea floor or on the surface of the Moon.
Semiarid
Earth science; Soil science
Fairly dry because of low rainfall. Semiarid regions, such as a prairie, usually have enough water for grasses and some bushes to grow.