15 Terms
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Geology
The science that comprises the study of the solid Earth and the processes by which it is shaped and changed.
Industry: Earth science
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Geology
Components principle
Earth science; Geology
The principle stating that a body of rock is younger than any other body of rock from which any of its components are derived.
Compression
Earth science; Geology
Fossil formed when an organism is flattened (compressed) and a thin film of organic material from its body is left in the rock.
Biological diversity
Earth science; Geology
A concept recognising the variety of life forms in an area of the Earth and the ecological interdependence of these life forms.
Bysmalith
Earth science; Geology
A plutonic plug or mass of igneous rock which has forced up into a dome shape, the layers of rock into which it was intruding.
Astronomical tide
Earth science; Geology
The tidal levels and character which would result from gravitational effects, e.g. of the Earth, Sun and Moon, without any atmospheric influences.
Barrier reef
Earth science; Geology
An elongate organic reef that parallels a coastline and is large enough to dissipate ocean wave, leaving a quiet-water lagoon on its landward side.
Composite volcano
Earth science; Geology
A volcano that is constructed of alternating layers of lava and pyroclastic deposits, along with abundant dikes and sills. Also, a composite cone.
