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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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angle of commutation
Earth science; Mapping science
The difference between the celestial longitudes of the Sun and a planet, as observed from the Earth.
atomgewichtsilber
Earth science; Mapping science
A pure silver used in the 1938 redetermination of atomic weights. It is specified as the silver to be used in the chemical determination of chlorinity of sea water.
analysis of variance
Earth science; Mapping science
The technique or procedure developed by R. Fisher for separating the total variance of a sample into a sum of variances traceable to specific sources.
angle of cut
Earth science; Mapping science
The angle at which two lines of position intersect. It is preferably a right angle.
anchorage chart
Earth science; Mapping science
A chart showing prescribed or recommended places where craft may be anchored.
semiminor axis
Earth science; Mapping science
The line from the center of an ellipse to the extremity of the shortest diameter. i.e., one of the two shortest lines from the center to the ellipse. The term is also used to ...
Sub-categories
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- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)