Mapping science

Mapping science

The systemic study of the processes and designs involved with map making.

Industry: Earth science

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Mapping science

Boulder

Earth science; Mapping science

A large, rounded rock which has been separated from the mass of which it was originally a part. Deeply imbedded boulders may show an exposed surface which, through weathering, has the appearance of ...

Synoptic chart

Earth science; Mapping science

A map showing the distribution of selected meteorological elements over a large region at a specified instant of time. It is approximately the same as a weather map.

Boolean algebra

Earth science; Mapping science

A set of symbols with two binary operations denoted as (logical) addition and (logical) multiplication, such that for all symbols A, B, C in the set the following rules apply.

Cambridge pendulum-apparatus

Earth science; Mapping science

A pendulum apparatus constructed in 1926 by Lennox Coyningham and consisting of three synchronous pendulums of the Sterneck type, made of invar, with knife edges of stellite resting on plates of ...

Coincidence Method of Determining Period

Earth science; Mapping science

The intervals of time between coincidence (in the same direction) of the position of a freely swinging pendulum and a clock pendulum are measured, usually at the point of lowest descent. The period ...

Blooming

Earth science; Mapping science

(1) localised overexposure caused by radiant energy coming in at a level which exceeds the tolerance of the emulsion and thereby causing the image to lack definition. (2) A process for increasing ...

Brewster's angle

Earth science; Mapping science

That angle at which a ray incident upon a surface is completely polarised upon reflection. It is given by arct n (n s / n i ), where n i is the index of refraction of the medium on the side at ...