Look up jounce in Wiktionary, the free dictionary.

Snap or jounce, in physics, is the fourth derivative of position with respect to time, the first, second and third derivatives being velocity, acceleration, and jerk respectively. In other words, snap is the rate of change of jerk. Wikipedia does not have an article with this exact name. ... Wiktionary (from wiki and dictionary) is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ... Physics (Greek: (phúsis), nature and (phusiké), knowledge of nature) is the science concerned with the discovery and characterization of universal laws which govern matter, energy, space, and time. ... For a non-technical overview of the subject, see Calculus. ... In mathematics as applied to geometry, physics or engineering, a coordinate system is a system for assigning a tuple of numbers to each point in an n-dimensional space. ... A pocket watch, a device used to tell time Look up time in Wiktionary, the free dictionary. ... This article or section does not cite its references or sources. ... Acceleration is the time rate of change of velocity, and at any point on a velocity-time graph, it is given by the slope of the tangent to that point basicly. ... Look up jerk, jolt, surge, lurch in Wiktionary, the free dictionary. ...

There is at present no official term for this derivative. Following from "snap", the fifth and sixth derivatives are also sometimes referred to as crackle and pop. Snap, Crackle and Pop as they are portrayed in Australia and New Zealand today Snap, Crackle and Pop! are the cartoon mascots of Kelloggs breakfast cereal Rice Krispies (Rice Bubbles in Australia). ...

External links

• Cosmography: cosmology without the Einstein equations, Matt Visser, School of Mathematics, Statistics and Computer Science, Victoria University of Wellington, 2004.
• What is the term used for the third derivative of position?