active relief sensor
51Augustine Volcano — Augustine Volcano, 1976 Elevation 4,134 ft (1,260 m) …
52LIDAR Contour Mapping — Introduction:LIDAR contour mapping is a rapid, cost effective source of high accuracy, high density elevation data for many traditional topographic mapping applications. The technology allows large area topographic surveys to be completed… …
53Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… …
54List of file formats — This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. See also: List of file formats (alphabetical) This is a list of file formats… …
55Volkswagen Jetta — Infobox Automobile name = Volkswagen Jetta aka = Volkswagen Atlantic Volkswagen Bora Volkswagen City Jetta Volkswagen Fox Volkswagen Sagitar Volkswagen Vento manufacturer = Volkswagen parent company = Volkswagen Group (Volkswagen AG) production …
56Christmas tree (oil well) — Oil well Christmas tree In petroleum and natural gas extraction, a Christmas tree, or tree , (not wellhead as sometimes incorrectly referred to) is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well,… …
57Swarming (military) — Swarming is a behavior in which autonomous, or semi autonomous, units of action attack an enemy from several different directions and then regroup. Pulsing , where the units shift the point of attack, is a necessary part of swarming. Swarming is… …
58Dayton, Ohio — Dayton redirects here. For the Dayton metropolitan area, see Greater Dayton. For other uses, see Dayton (disambiguation). City of Dayton   City   …
59Electric guitar — Fender Stratocaster String instrument Classification String instrument (plucked, either by fingerpicking, or with a pick.) …
60Neil Armstrong — For other uses, see Neil Armstrong (disambiguation) …
