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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 
circumferentor
Earth science; Mapping science
A surveyor's compass which has attached to it a radial arm with a vertical, slotted strip at each end. The surveyor sights through the two slots at an object and then, by ...
ballistic camera
Earth science; Mapping science
(1) A camera used for photographing rockets or missiles, and producing photographs with sufficient metric fidelity that the object's trajectory can be determined ...
Clairaut's differential equation
Earth science; Mapping science
(1) The second order differential equation ρ((d ²f/dR ²) (6f/R ²)) + (6ñ/R)((df/dR) + (f/R)) = 0 relating the flattening f of a rotational ellipsoidal solid composed of ...
change detection
Earth science; Mapping science
The detection of a change in object space by looking for changes in the images made of that object-space.
Bilby tower
Earth science; Mapping science
A tower used in triangulation and consisting of two braced tripods, one within the other, constructed, according to the design of J. S. Bilby, so that an observer on a platform ...
center -to- center method of mosaicking
Earth science; Mapping science
Assembling a strip mosaic from aerial photographs with more than 50% overlap by matching a point near the center of one photograph with corresponding points in the overlap of ...
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)