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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 
limb
Earth science; Geology
The portions of a fold that are away from the hinge; the "sides" of the fold.
liquid metal hydrogen
Earth science; Geology
A liquid metal form of hydorgen which exists only at high pressures (over 4 million bars) and is theorized to exist near the core of Jupiter.
loess
Earth science; Geology
A blanket deposit of buff-colored calcareous silt, homogeneous, nonstratified, weakly coherent, porous, and friable. It is considered to be windblown dust of Pleistocene age.
lower mantle of the Earth
Earth science; Geology
That part of the mantle that lies below a depth of about 1000 km and has a density of 4.7 g/cm 3 , in which the seismic velocity increases slowly with depth.
lowlands
Earth science; Geology
These large plains on Venus that consist of extensive, probably basaltic, lava flows and could be compared to the Earth’s ocean basins in respect to extent and composition. ...
lunar magma ocean
Earth science; Geology
The outer several hundred kilometers of the lunar mantle became molten yielding a Lunar Magma Ocean (LMO) that began to cool and differentiate like a thick intrusion of mafic ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)