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Earth science
Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.
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Earth science > Geology 
crenulate
Earth science; Geology
An indented or wavy shoreline beach form, with the regular seaward- pointing parts rounded rather than sharp, as in the cuspate type.
achondrites
Earth science; Geology
A rare stony meteorite without spherical granules (chondrites). Achondrites represent meteorites that are most like terrestrial rocks
cash cost
Earth science; Geology
Includes production costs, royalties, marketing and refining charges, together with all administration expenses at the operating level
cross section
Earth science; Geology
A diagram illustrating earth materials as if a large ditch was dug into the ground and the materials are viewed from within the ditch.
bony fishes
Earth science; Geology
Fish of the class Osteichthyes, characterized by a skeleton composed of bone in addition to cartilage, gill covers, and an air bladder.
banded iron ore
Earth science; Geology
A sediment consisting of layer of chert alternating with bands of ferric iron oxides (hematite and limonite) in valuable concentrations.
carbonization
Earth science; Geology
The mode of fossilization in which liquid and gases escape, leaving a residue of carbon on the surface of an impression of the organism.
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)