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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 > Mapping science 
center of circle
Earth science; Mapping science
That point, in the plane of a circle, which is equidistant from all points of the circle. Lines drawn from the center of circle to points on the circle are called radii.
Bessel's formula
Earth science; Mapping science
(1) The formula which relates the time (sidereal) Ttrue of passage of a star through the astronomical meridian to the observed time Tobs of passage through the telescope's ...
azimuthal equidistant chart
Earth science; Mapping science
A chart on the azimuthal equidistant map-projection.
chorogram
Earth science; Mapping science
A continuous color, shading, or pattern applied to a part of a map and indicating quantitatively some characteristic of the region depicted.
boundary line
Earth science; Mapping science
A line separating two regions. In specific cases, the word boundary is sometimes omitted, as in State line; and sometimes the word line is omitted, as in International boundary, ...
blueline
Earth science; Mapping science
A nonreproducible blue image or outline usually printed photographically on paper or plastic sheeting, and used as a guide for drafting, stripping or layout. Sometimes called ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)