seismic spread
81Oakland, California — Oakland redirects here. For other uses, see Oakland (disambiguation). Oakland   City   City of Oakland …
82Purvis, Mississippi — Infobox Settlement official name = Purvis, Mississippi settlement type = City nickname = motto = imagesize = image caption = image imagesize = image caption = image mapsize = 250x200px map caption = Location of Purvis, Mississippi mapsize1 = map… …
83Epicenter — The epicenter or epicentre is the point on the Earth s surface that is directly above the hypocenter or focus, the point where an earthquake or underground explosion originates. The word derives from the Greek ἐπίκεντρον ( epikentron ), occupying …
84MON-50 — The MON 50 is a claymore shaped (rectangular, slightly concave), plastic bodied, directional type of anti personnel mine designed and manufactured by Russia. It is designed to wound or kill by explosive fragmentation. The mine is a copy of the… …
85Trans-Hudson orogeny — [ North American craton, also called Laurentia.] [ Wyoming, Superior and Hearne cratons] The Trans Hudson orogeny, Trans Hudsonian orogeny, Trans Hudson orogen (THO), or Trans Hudson Orogen Transect (THOT), (also referred to as the Trans… …
86Ray tracing (physics) — In physics, ray tracing is a method for calculating the path of waves or particles through a system with regions of varying propagation velocity, absorption characteristics, and reflecting surfaces. Under these circumstances, wavefronts may bend …
87Cold formed steel — (CFS) is the common term for products made by rolling or pressing thin gauges of sheet steel into goods. Cold formed steel goods are created by the working of sheet steel using stamping, rolling, or presses to deform the sheet into a usable… …
88Geology and Geochemistry — ▪ 2008 Introduction Diamond inclusions in ancient terrestrial rock provided clues about the early history of Earth s crust. Scientists studied slow earthquakes and the crystalline structure of Earth s inner core. International scientific studies… …
892010 Canterbury earthquake — For the severe aftershock of 22 February 2011, see 2011 Christchurch earthquake. 2010 Canterbury earthquake …
90Internet — This article is about the public worldwide computer network system. For other uses, see Internet (disambiguation). Tree of routing paths through a portion of the Internet as visualized by the …
