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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 
iceberg
Earth science; Geology
A large, massive piece of floating or stranded glacier ice of any shape, broken from the front of a glacier into a body of water. An iceberg has the greater part of its mass (4/5 ...
ida
Earth science; Geology
An "S-type", main belt asteroid of silicaceous chemical composition. 251 Ida exhibits an irregular, heavily cratered surface and measures 55 x 24 x 20 km making it the largest ...
igneous
Earth science; Geology
Said of a rock or mineral that solidified from molten or partly molten material, e.g. from a magma; also applied to processes related to the formation of such rocks.
impact basin
Earth science; Geology
A depression formed by the impact of a meteorite, and also a depression around the orifice of a volcano.
impact craters
Earth science; Geology
A depression formed by the impact of an unspecified projectile, esp. a crater formed on the Earth, planet or moon surface where the nature of the impacting body is unknown.
impact events
Earth science; Geology
An individual bolide (comet, meteorite, or asteroid) impact and the associated geological, biological and climatic changes that result.
impact glass
Earth science; Geology
Glassy material produced by a complete or partial fusion of target rock by the heat generated from the impact of a large meteorite and occurring in and around the resulting ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)