wheeled airplane
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Bernt Balchen — Infobox Person name =Bernt Balchen image size =160px caption = birth date =birth date|1899|10|23|df=y birth place =Tveit, Kristiansand, Norway death date =death date and age|1973|10|17|1899|10|23|df=y death place =Mount Kisco, New York occupation … Wikipedia
Wright flyer of 1903 — ▪ airplane first powered airplane to demonstrate sustained flight under the full control of the pilot. Designed and built by Wilbur and Orville Wright in Dayton, Ohio, it was assembled in the autumn of 1903 at a camp at the base of the Kill … Universalium
Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… … Universalium
rocket and missile system — ▪ weapons system Introduction any of a variety of weapons systems that deliver explosive warheads to their targets by means of rocket propulsion. Rocket is a general term used broadly to describe a variety of jet propelled missiles… … Universalium
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
tractor — /trak teuhr/, n. 1. a powerful motor driven vehicle with large, heavy treads, used for pulling farm machinery, other vehicles, etc. 2. Also called truck tractor. a short truck with a driver s cab but no body, designed for hauling a trailer or… … Universalium
Lockheed L-2000 — The Lockheed L 2000 was Lockheed s entry in a government funded competition to build the United States first supersonic transport (SST) in the 1960s. The L 2000 lost the contract to the Boeing 2707, but that competing design was ultimately… … Wikipedia
Amphibious vehicle — An amphibious vehicle (or simply amphibian), is a vehicle or craft, that is a means of transport, viable on land as well as on water just like an amphibian.This definition applies equally to any land and water transport, small or large, powered… … Wikipedia
aerospace industry — Introduction assemblage of manufacturing concerns that deal with vehicular flight within and beyond the Earth s atmosphere. (The term aerospace is derived from the words aeronautics and spaceflight.) The aerospace industry is engaged in the … Universalium
Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed … Universalium
ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… … Universalium
