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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 > Oceanography 
emission spectrum
Earth science; Oceanography
The array of wavelengths and relative intensities of electromagnetic radiation emitted by a given radiator. Each radiating substance has a unique, characteristic emission ...
brave west winds
Earth science; Oceanography
A nautical term for the strong and rather persistent westerly winds over the oceans in temperate latitudes. They occur between latitudes 40 and 65 in the northern hemisphere and ...
acid
Earth science; Oceanography
(1) Substance having a pH less than 7. (2) Substance that releases hydrogen ions (H+).
equilibrium solar tide
Earth science; Oceanography
A theoretical concept in analogy to Laplace's oceanic equilibrium tide; roughly, the form of the atmosphere determined solely by gravitational forces in the absence of any ...
semidiurnal tide
Earth science; Oceanography
A tide having two high waters and two low waters each lunar day , with little or no diurnal inequality . This applies equally to solar tides and to atmospheric tides .
ordnance datum newlyn (ODN)
Earth science; Oceanography
An accurately determined reference tide level, used to calculate relative sea levels and tides.
agulhas stream
Earth science; Oceanography
A generally southwestward-flowing ocean current of the Indian Ocean; one of the swiftest of ocean currents. Throughout the year, part of the south equatorial current turns south ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)