S scale (or S gauge) is a model railroad scale modeled at 1:64 scale, S scale track gauge (space between the rails) is 22.48 mm (0.885 in). S gauge trains...

This is a list of scale model sizes, listing a variety of size ratios for scale models. Super Series - 1:1400 Scale, Modern Brands website (accessed 2017-06-21)...

O scale (or O gauge) is a scale commonly used for toy trains and rail transport modelling. Introduced by German toy manufacturer Märklin around 1900,...

Scalability is the property of a system to handle a growing amount of work. One definition for software systems specifies that this may be done by adding...

same scale. There are two NMRA standard sheets where the scales have been defined. NMRA standard S-1.2 covers the popular model railway scales and S-1.3...

A scale model is a physical model that is geometrically similar to an object (known as the prototype). Scale models are generally smaller than large prototypes...

coincides with the S scale of model railroading, part of the consideration of why 1/64 became an established size." Currently, the 1:64 scale is most commonly...

ordinal scale, one of four levels of measurement described by S. S. Stevens in 1946. The ordinal scale is distinguished from the nominal scale by having...

Scale AI (Scale) is an artificial intelligence (AI) company headquartered in San Francisco in the US State of California. The company provides labeled...

are found by comparing the S scale with C (or D) scale. (On many closed-body rules the S scale relates to the A and B scales instead and covers angles...

The Kardashev scale (Russian: Шкала́ Кардашёва, romanized: Shkalá Kardashova) is a method of measuring a civilization's level of technological advancement...

Sky brightness Sky & Telescope (S&T) Bortle, John E. (February 2001). "Gauging Light Pollution: The Bortle Dark-Sky Scale". Sky & Telescope. Sky Publishing...

The Mohs scale (/moʊz/ MOHZ) of mineral hardness is a qualitative ordinal scale, from 1 to 10, characterizing scratch resistance of minerals through the...

The Fujita scale (F-Scale; /fuˈdʒiːtə/), or Fujita–Pearson scale (FPP scale), is a scale for rating tornado intensity, based primarily on the damage tornadoes...

The Saffir–Simpson hurricane wind scale (SSHWS) classifies hurricanes—which in the Western Hemisphere are tropical cyclones that exceed the intensities...

The Beaufort scale (/ˈboʊfərt/ BOH-fərt) is an empirical measure that relates wind speed to observed conditions at sea or on land. Its full name is the...

The Scoville scale is a measurement of pungency (spiciness or "heat") of chili peppers and other substances, recorded in Scoville heat units (SHU). It...

In music theory a diatonic scale is a heptatonic (seven-note) scale that includes five whole steps (whole tones) and two half steps (semitones) in each...

The Richter scale (/ˈrɪktər/), also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale, is a measure of the...

The FLACC scale or Face, Legs, Activity, Cry, Consolability scale is a measurement used to assess pain for children between the ages of 2 months and 7 years...

A scale or balance is a device used to measure weight or mass. These are also known as mass scales, weight scales, mass balances, massometers, and weight...

heptatonic scale is a musical scale that has seven pitches, or tones, per octave. Examples include: the diatonic scale; including the major scale and its...

Scales (or more commonly the Stanford–Binet) is an individually administered intelligence test that was revised from the original Binet–Simon Scale by...

pentatonic scale is a musical scale with five notes per octave, in contrast to heptatonic scales, which have seven notes per octave (such as the major scale and...

receivers. The scale markings are derived from a system of reporting signal strength from S1 to S9 as part of the R-S-T system. The term S unit refers to...

The Tanner scale (also known as the Tanner stages or sexual maturity rating (SMR)) is a scale of physical development as pre-pubescent children transition...

1:43 scale, 1:48 scale and 1:50 scale die-cast models with O scale model trains. using Matchbox cars (1:64 to 1:100) with HO scale and S scale. mixing...

length of (n − 1) main-scale divisions = the length of n vernier-scale division, or (n − 1)S = nV, or nS − S = nV. Vernier scales work so well because most...

The Kinsey scale, also called the Heterosexual–Homosexual Rating Scale, is used in research to describe a person's sexual orientation based on one's experience...

A Likert scale (/ˈlɪkərt/ LIK-ərt,) is a psychometric scale named after its inventor, American social psychologist Rensis Likert, which is commonly used...