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...s], Tomasia Kulik, Christopher C. Tisdell, September 3, 2007</ref> using [[time scale calculus]]. A summation equation compares to a [[difference equation] ...

...by [[George Serle]] and Anthony Thompson in 1658 on a ruler. There are two scales: the latitude scale and the hour scale. They can be used to draw all gnomo ...by a typewritten instruction book from Birmingham in 1913– these were the scales calculated by Serle. The North American Sundial Society has printed facsimi ...

...s the size of a [[droplet]] of [[fluid]] that will [[diffuse]] in the same time it takes the energy in an [[Eddy (fluid dynamics)|eddy]] of size {{mvar|η}} ...to the Kolmogorov microscales. This means that scalar transport occurs at scales smaller than the smallest eddy size. ...

{{For|a review of different magnitude scales|seismic magnitude scales}} ...seismic waves] than small ones. The seismic wave interval measured on the time axis of an earthquake record – starting with the first [[seismic wave]] ons ...

{{For|a review of magnitude scales|seismic magnitude scales}} ...</math>''') scale is one of the [[Seismic scale#Magnitude scales|magnitude scales]] used in [[seismology]] to describe the size of an [[earthquake]]. It is b ...

where T is temperature, t is time, <math>\alpha</math> is thermal diffusivity and x,y,z are the spatial coor ...dominant terms in the heat transfer equation based on the geometry and the scales of the system, allowing for easier conversion between coordinate systems. ...

where T is temperature, t is time, <math>\alpha</math> is thermal diffusivity and x,y,z are the spatial coor ...dominant terms in the heat transfer equation based on the geometry and the scales of the system, allowing for easier conversion between coordinate systems. ...

...esolved. The LES filter operation is low-pass, meaning it filters out the scales associated with high frequencies. ...les, denoted <math>\Delta</math> and <math>\tau_{c},</math> respectively. Scales smaller than these are eliminated from <math>\overline{\phi}.</math> Using ...

...>{{cite web|url=http://www.fema.gov/kids/intense.htm |title=FEMA Intensity Scales |accessdate=13 September 2010 |url-status=dead |archiveurl=https://web.arch == Existing emergency-related scales == ...

...nd [[microparticle]]s are stable over more than 10³ second time scales. ...

...correlation distance of a [[Process theory|process]] in terms of space or time.<ref>{{cite journal|last1=O’Neill|first1=P. L.|last2=Nicolaides|first2=D.|l ...ncept may be extended to [[turbulence]], where it may be thought of as the time during which a particle is influenced by its previous position. ...

{{AFC comment|1=Draft is entirely unsourced at time of review ~[[User:Liance|Liance]]^{[[User talk:Liance|talk]]} 17:00 ...by the Planck constant (ℏ), which influences the energy, length, and time scales of each layer of the universe. ...

...often [[fractal]]-like, arrangement of length scales. This arrangement of scales can be either passive<ref>{{cite journal|last1=Hurst|first1=D.|last2=Vassil the obstacle may have a specific arrangement of length scales<ref>Queiros-Conde, D., and J. C. Vassilicos. "Turbulent wakes of 3D fractal ...

...Higher-order statistics are necessary to describe the full field at small scales. ...) corresponds to scales which were larger than the particle horizon at the time of the transition from the regime of radiation dominance to that of matter ...

...cs]], '''multiple-scale analysis''' (also called the '''method of multiple scales''') comprises techniques used to construct uniformly valid [[approximation] ===Method of multiple scales=== ...

...ion that the reaction sheet is infinitely thin compared with the turbulent scales, so that the scalar can be found either at the state of burnt gas or unburn ...bility of finding burnt gas at location <math>\mathbf{x}</math> and at the time <math>t</math>. The density function is completely described by the mean pr ...

...r variation''' refers to changes in the [[Earth's magnetic field]] on time scales of about a year or more. These changes mostly reflect changes in the [[Inte ...st [[Scientific modelling|models]], the secular variation is the amortized time [[derivative]] of the magnetic field <math>\mathbf{B}</math>, <math>\dot{\m ...

* '''Steady:''' No changes with time === Characteristic Scales === ...

...at, starting with small mass scales and advancing over time to larger mass scales, do the perturbations actually collapse to form (for example) galaxies or c ...ula for the mass function (distribution of masses) of objects at any given time. ...

...ng from an [[earthquake]]. They are distinguished from [[seismic magnitude scales]], which measure the magnitude or overall strength of an earthquake, which Intensity scales are based on the observed effects of the shaking, such as the degree to whi ...