the density of the fog
81focal plane — The plane occupied by the film at the focal point of the lens. It can be positive or negative; it is commonly referred to as positive and negative planes, respectively. fog i. The meteorological condition in which the horizontal visibility at the …
82Fusion power — The Sun is a natural fusion reactor. Fusion power is the power generated by nuclear fusion processes. In fusion reactions two light atomic nuclei fuse together to form a heavier nucleus (in contrast with fission power). In doing so they release a …
83Hydrogen economy — The hydrogen economy is a proposed system of delivering energy using hydrogen. The term hydrogen economy was coined by John Bockris during a talk he gave in 1970 at General Motors (GM) Technical Center.[1] Hydrogen advocates promote hydrogen as… …
84Cotati, California — The City of Cotati   City   Logo …
85Karkonosze — The Karkonosze [IPA pl|k|a|r|k|o| |n|o|sz|e] (Polish) or Krkonoše IPAlink|ˈkr̩konoʃɛ Audlisten|Cs Krkonose.ogg (Czech), also known as the Giant Mountains ( de. Riesengebirge), is a mountain range in the Sudetes, divided between Poland and the… …
86Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …
87Supersonic transport — The Concorde supersonic transport had an ogival delta wing, a slender fuselage and four underslung Rolls Royce/Snecma Olympus 593 engines. A supersonic transport (SST) is a civilian supersonic aircraft designed to transport passengers at speeds… …
88Lake District — The Skiddaw massif, town of Keswick and Derwent Water seen from Walla Crag …
89Lapse rate — The lapse rate is defined as the rate of decrease with height for an atmospheric variable. The variable involved is temperature unless specified otherwise.[1][2] The terminology arises from the word lapse in the sense of a decrease or decline;… …
90Angeles Crest Highway — The Angeles Crest Highway is a two lane (one lane of travel in each direction) segment of State Route 2 in the United States. The road is convert|66|mi|km in length, with its western terminus at the intersection at Foothill Boulevard in La Cañada …
