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

stellar aberration

Earth science; Mapping science

The difference between the direction of a radiating source as it would be seen by a stationary observer at a specified point, and the direction in which the source is actually ...

base barometer

Earth science; Mapping science

That barometer, in the single base method of barometric altimeter, which is left at the point of known elevation.

land line adjustment

Earth science; Mapping science

1) The process of depicting land lines on a map to indicate the lines' location with respect to adjacent terrain and culture, using the information shown on plats and field ...

alley

Earth science; Mapping science

(1) A narrow, dedicated street. (2) A way through the middle of a block and giving access to the rear of properties. This is the more common usage.

Airy's map projection

Earth science; Mapping science

An azimuthal map projection, approximately the arithmetic average of the stereographic and azimuthal equal area map projections. Airy's map projection was intended to minimize ...

indicated air speed

Earth science; Mapping science

The uncorrected reading of pressure caused by the speed of the aircraft through the air, expressed in terms of the speed needed to achieve that pressure in a standard atmosphere ...