inertial coordinate system
61Classical mechanics — This article is about the physics sub field. For the book written by Herbert Goldstein and others, see Classical Mechanics (book). Classical mechanics …
62Apollo PGNCS — The Apollo Primary Guidance, Navigation and Control System (PGNCS) (pronounced pings) was a self contained inertial guidance system that allowed Apollo spacecraft to carry out their missions when communications with Earth were interrupted, either …
63Kinematics — Classical mechanics Newton s Second Law History of classical mechanics  …
64Rigid body — Classical mechanics Newton s Second Law History of classical mechanics  …
65Postulates of special relativity — See also: Special relativity Postulates of special relativity 1. First postulate (principle of relativity): The laws by which the states of physical systems undergo change are not affected, whether these changes of state be referred to the one or …
66Physical theories modified by general relativity — This article will use the Einstein summation convention. The theory of general relativity required the adaptation of existing theories of physical, electromagnetic, and quantum effects to account for non Euclidian geometries. These physical… …
67Centrifugal force — Not to be confused with Centripetal force. Classical mechanics Newton s Second Law …
68Continuum mechanics — Continuum mechanics …
69History of Lorentz transformations — The Lorentz transformations relate the space time coordinates, (which specify the position x , y , z and time t of an event) relative to a particular inertial frame of reference (the rest system ), and the coordinates of the same event relative… …
70reference frame — Physics. See frame of reference (def. 2). [1920 25] * * * or frame of reference Coordinate system that allows description of time and position of points relative to a body. The axes, or lines, emanate from a position called the origin. As a point …
