| D006112 |
Gravitation |
Acceleration produced by the mutual attraction of two masses, and of magnitude inversely proportional to the square of the distance between the two centers of mass. It is also the force imparted by the earth, moon, or a planet to an object near its surface. (From NASA Thesaurus, 1988) |
G Force,Gravistimulation,Gravity,Force, G,G Forces,Gravities |
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| D014872 |
Water Movements |
The flow of water in enviromental bodies of water such as rivers, oceans, water supplies, aquariums, etc. It includes currents, tides, and waves. |
Movement, Water,Movements, Water,Water Movement |
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| D060587 |
Groundwater |
Liquid water present beneath the surface of the earth. |
Aquifers,Ground Water,Ground-Water,Subterranean Lakes,Underground Lakes,Underground Streams,Underground Water,Water Table,Aquifer,Ground Waters,Ground-Waters,Groundwaters,Lake, Subterranean,Lake, Underground,Lakes, Subterranean,Lakes, Underground,Stream, Underground,Streams, Underground,Subterranean Lake,Table, Water,Tables, Water,Underground Lake,Underground Stream,Underground Waters,Water Tables,Water, Underground,Waters, Underground |
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