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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 
fractional crystallization
Earth science; Geology
A sequence of crystallization from magma in which the early-formed crystals are prevented from reacting with the remaining magma, resulting in a magma with an evolving chemical ...
fragipan
Earth science; Geology
A dense layer of soil, containing silt and sand but no organic matter and little clay, whose extreme hardness and impermeability are due primarily to compaction. compare caliche , ...
free oscillation
Earth science; Geology
A vibration of a body such as a bell or the Earth that continues without further influence after an initial event.
texture
Earth science; Geology
The general appearance of a rock as shown by the size, shape, and arrangement of the materials composing it.
terminal moraine (end moraine)
Earth science; Geology
Ridge of till marking farthest extent of glacier.
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)