zero period ground acceleration
121Mercury-Redstone 4 — Mission insignia Mission statistics Mission name Mercury Redstone 4 Spacecraft name Liberty Bell 7 Spacecraft mass 1,286 …
122Window shutter hardware — Window Shutter Hardware> Overview A series of documents are provided here to further explain terms and terminology related to shutter hardware and blacksmithing, as well as the evolution of early hardware.A Brief History of Early Hardware In its… …
123V speeds — A single engine Cessna 150L s airspeed indicator indicating its V speeds. In aviation, V speeds are standard terms used to define airspeeds important or useful to the operation of all aircraft including fixed wing aircraft, gliders, autogiros,… …
124ear, human — ▪ anatomy Introduction organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium). The human ear, like …
125Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical …
126Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… …
127Metamaterial — Negative index metamaterial array configuration, which was constructed of copper split ring resonators and wires mounted on interlocking sheets of fiberglass circuit board. The total array consists of 3 by 20×20 unit cells with overall dimensions …
128Project ARMS — Infobox animanga/Header name = Project ARMS caption = Logo of Project ARMS ja name = プロジェクトアームズ ja name trans = genre = Adventure, Science Fiction, SupernaturalInfobox animanga/Manga title = ARMS author = Kyoichi Nanatsuki (Story) Ryoji… …
