interval velocity
31navigation — navigational, adj. /nav i gay sheuhn/, n. 1. the act or process of navigating. 2. the art or science of plotting, ascertaining, or directing the course of a ship, aircraft, or guided missile. [1520 30; < L navigation (s. of navigatio) a voyage.… …
32electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
33Impulse (physics) — Classical mechanics Newton s Second Law History of classical mechanics  …
34List of relativistic equations — A list of relativistic equations: List of Equations Lorentz Transformation:eta = frac{v}{c}: gamma = frac{1}{sqrt{1 eta^2The Lorentz transformation::x = gamma left ( x v t ight ):y = y ,:z = z ,:t = gamma left ( t frac{v x}{c^2} ight )Time… …
35Kalman filter — Roles of the variables in the Kalman filter. (Larger image here) In statistics, the Kalman filter is a mathematical method named after Rudolf E. Kálmán. Its purpose is to use measurements observed over time, containing noise (random variations)… …
36Stokes drift — For a pure wave motion in fluid dynamics, the Stokes drift velocity is the average velocity when following a specific fluid parcel as it travels with the fluid flow. For instance, a particle floating at the free surface of water waves,… …
37earthquake — /errth kwayk /, n. 1. a series of vibrations induced in the earth s crust by the abrupt rupture and rebound of rocks in which elastic strain has been slowly accumulating. 2. something that is severely disruptive; upheaval. [1300 50; ME erthequake …
38nature, philosophy of — Introduction the discipline that investigates substantive issues regarding the actual features of nature as a reality. The discussion here is divided into two parts: the philosophy of physics and the philosophy of biology. In this… …
39relativistic mechanics — ▪ physics Introduction science concerned with the motion of bodies whose relative velocities approach the speed of light c, or whose kinetic energies are comparable with the product of their masses m and the square of the velocity of light …
40Redshift — This article is about the astronomical phenomenon. For other uses, see Redshift (disambiguation). Physical cosmology …
