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.

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Earth science > Mapping science

darwin

Earth science; Mapping science

The constant ê in the equation

correlation

Earth science; Mapping science

(1) Determining the extent to which one randomly varying quantity can be expressed as a function of another or both can be expressed as functions of a third, non random quantity. ...

geocentric coordinate

Earth science; Mapping science

(1) One of a set of three coordinates, of a point, in a geocentric coordinate system. The coordinates are commonly represented by (λ, φ', r) where λ, the longitude, is the ...

dalby

Earth science; Mapping science

A formula for the reverse azimuth A 21 from point P 2 on a spheroid (rotational ellipsoid) to point P 1 on that spheroid, in terms of the forward azimuth A 12 from P 1 to P ...

equatorial coordinate

Earth science; Mapping science

One of two angles, right ascension (α) and declination (δ), in an equatorial coordinate system.

contact screen

Earth science; Mapping science

(1) A transparent sheet carrying a pattern of fine, gray or magenta, vignetted dots of different densities. It is used to produce a half-tone negative by contact-printing. (2) ...