Earth science

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.

7Categories 223518Terms

Add a new term

Contributors in Earth science

Become a Contributors

Earth science > Mapping science

military coordinate system

Earth science; Mapping science

A coordinate system based on a polyconic map projection and used formerly by the United States Army for fire control.

critical- path method

Earth science; Mapping science

A method of selecting, from among a number of possible schedules for a project, that schedule which best satisfies certain desiderata such as efficiency, time for completion, etc. ...

hour-angle coordinate system

Earth science; Mapping science

An equatorial coordinate system (1) which has the plane of the equator and the plane of the local meridian as its geometric elements. A point in both planes is specified as the ...

spherical coordinate

Earth science; Mapping science

(1) One of a set of three coordinates in a spherical coordinate system. (2) A coordinate in a coordinate system on a sphere. Usually, two coordinates, in angular or linear ...

datum transformation

Earth science; Mapping science

(1) The systematic elimination of discrepancies between adjoining or overlapping triangulation networks on different datums by moving the origin, rotating, and stretching the ...