Cylindrical
121Curvilinear coordinates — Curvilinear, affine, and Cartesian coordinates in two dimensional space Curvilinear coordinates are a coordinate system for Euclidean space in which the coordinate lines may be curved. These coordinates may be derived from a set of Cartesian… …
122Scale (map) — The scale of a map is defined as the ratio of a distance on the map to the corresponding distance on the ground. If the region of the map is small enough for the curvature of the Earth to be neglected, then the scale may be taken as a constant… …
123Bore (wind instruments) — The bore of a wind instrument is its interior chamber that defines a flow path through which air travels and is set into vibration to produce sounds. The shape of the bore has a strong influence on the instruments timbre. Contents 1 Bore shapes 1 …
124List of Caribbean membranophones — Enko redirects here. enko is also a common suffix of Ukrainian surnames, meaning son of . Conga drums are a common part of Caribbean music across much of the area This is a list of membranophones used in the Caribbean music area, including the… …
125Grinding (abrasive cutting) — Sketch of how abrasive particles in a grinding wheel remove material from a workpiece. Grinding is an abrasive machining process that uses a grinding wheel as the cutting tool. A wide variety of machines are used for grinding: Hand cranked knife… …
126Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …
127Born coordinates — / ) are time like curves with fixed R .In relativistic physics, the Born coordinate chart is a coordinate chart for (part of) Minkowski spacetime, the flat spacetime of special relativity. It is often used to analyze the physical experience of… …
128Mir — This article is about the Soviet/Russian space station. For other uses, see Mir (disambiguation). Mir …
