weber-fechner law
41Odor — Aroma redirects here. For other uses, see Aroma (disambiguation). Allegory of the senses by Jan Brueghel the Elder, Museo del Prado An odor or odour is caused by one or more volatilized chemical compounds, generally at a very low concentration,… …
42Vėberio ir Fechnerio dėsnis — statusas T sritis fizika atitikmenys: angl. Weber Fechner law vok. Weber Fechnersches Gesetz, n rus. закон Вебера Фехнера, m pranc. loi de Weber et Fechner, f …
43закон Вебера-Фехнера — Vėberio ir Fechnerio dėsnis statusas T sritis fizika atitikmenys: angl. Weber Fechner law vok. Weber Fechnersches Gesetz, n rus. закон Вебера Фехнера, m pranc. loi de Weber et Fechner, f …
44Contrast (vision) — Left side of the image has low contrast, the right has higher contrast …
45Decibel — This article is about the ratio of measures. For sound or acoustic level, see Sound pressure. For other uses, see Decibel (disambiguation). Attenuation chart of an RG 6 Coaxial cable, measured in decibels per 100 feet of cable The decibel (dB) is …
46Sound pressure — Sound measurements Sound pressure p, SPL Particle velocity v, SVL Particle displacement ξ Sound intensity I, SIL Sound power Pac Sound power level SWL Sound energy Sound energy d …
47Logarithmic scale — A logarithmic scale is a scale of measurement that uses the logarithm of a physical quantity instead of the quantity itself. Presentation of data on a logarithmic scale can be helpful when the data covers a large range of values ndash; the… …
48Lightness (color) — Three hues in the Munsell color model. Each color differs in value from top to bottom in equal perception steps. The right column undergoes a dramatic change in perceived color. Lightness (sometimes called value or tone) is a property of a color …
49Apparent magnitude — Asteroid 65 Cybele and 2 stars with their magnitudes labeled The apparent magnitude (m) of a celestial body is a measure of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the atmosphere.… …
50Perception — For other uses, see Perception (disambiguation). Perceptual redirects here. For the Brian Blade album, see Perceptual (album). Robert Fludd s depiction of perception (1619) …
