Impulse or Impulsive may refer to:

Science

Impulse (physics) In classical mechanics, impulse (symbolized by or Imp) is the integral of a force, , over the time interval, , for which it acts. Since force is a vector quantity, impulse is also a vector quantity. Impulse applied to an object produces an equi ...

, in mechanics, the change of momentum of an object; the integral of a force with respect to time *

Impulse noise (disambiguation) Impulse noise could mean: *Impulse noise (audio) *Electromagnetic interference *Burst noise Burst noise is a type of electronic noise that occurs in semiconductors and ultra-thin gate oxide films. It is also called random telegraph noise (RTN), ...

Specific impulse Specific impulse (usually abbreviated ) is a measure of how efficiently a reaction mass engine (a rocket using propellant or a jet engine using fuel) creates thrust. For engines whose reaction mass is only the fuel they carry, specific impulse i ...

, the change in momentum per unit mass of propellant of a propulsion system *

Impulse function In mathematics, the Dirac delta distribution ( distribution), also known as the unit impulse, is a generalized function or distribution over the real numbers, whose value is zero everywhere except at zero, and whose integral over the entire ...

, a mathematical function of an infinitely high amplitude and infinitesimal duration *

Impulse response In signal processing and control theory, the impulse response, or impulse response function (IRF), of a dynamic system is its output when presented with a brief input signal, called an Dirac delta function, impulse (). More generally, an impulse ...

, a system's output when presented with the impulse function in Electrical Engineering *

Impulse (psychology) In psychology, impulsivity (or impulsiveness) is a tendency to act on a whim, displaying behavior characterized by little or no forethought, reflection, or consideration of the consequences. Impulsive actions are typically "poorly conceived, prema ...

, a wish or urge, particularly a sudden one *

Impulsion Impulsion is the movement of a horse when it is going forward with controlled power. Related to the concept of collection, impulsion helps a horse effectively use the power in its hindquarters. To achieve impulsion, a horse is not using speed, b ...

, a thrust of a horse

Film and television

* ''Impulse'' (1954 film), a thriller film starring Arthur Kennedy * ''Impulse'' (1974 film), a thriller film starring William Shatner * ''Impulse'' (1984 film), a science fiction film starring Meg Tilly and Tim Matheson * ''Impulse'' (1990 film), a thriller film starring Theresa Russell * ''Impulse'' (2008 film), a thriller film starring

Angus Macfadyen Angus Macfadyen (born 21 September 1963) is a Scottish actor. His roles include Robert the Bruce, both in ''Braveheart'' and ''Robert the Bruce'', Komodo in ''Warriors of Virtue'', Vice-Counsel Dupont in '' Equilibrium'', Jeff Denlon in the '' ...

* ''Impulse'' (2010 film), an apocalyptic thriller film starring Chris Masterson * ''Impulse'' (TV series), a 2018 American television series that streams on YouTube Premium * "Impulse" (''Star Trek: Enterprise''), a third-season episode of ''Star Trek: Enterprise'' **

Impulse drive Impulse or Impulsive may refer to: Science * Impulse (physics), in mechanics, the change of momentum of an object; the integral of a force with respect to time * Impulse noise (disambiguation) * Specific impulse, the change in momentum per un ...

, a fictional form of propulsion in Star Trek

Print media

* ''Impulse'' (German magazine), a German monthly magazine * ''Impulse'' (Steven Gould novel), a 2013 novel by Steven Gould * ''Impulse'' (Hopkins novel), a 2007 young adult verse novel by Ellen Hopkins *

Impulse (Psionex) Psionex are a team of comic book supervillains and occasional anti-heroes in the Marvel Comics Marvel Universe, universe. Publication history Created by Fabian Nicieza and Mark Bagley, Psionex first appeared in ''The New Warriors'' #4. Fictional ...

, a Marvel Comics character by Fabian Nicieza and Mark Bagley *

Impulse (DC Comics) Bartholomew Henry "Bart" Allen II is a superhero appearing in American comic books published by DC Comics. A speedster (fiction), speedster, he first appeared under the alias Impulse and later became the second Kid Flash and the fourth Flash (c ...

, an identity shared by three comic book superheroes published by DC Comics: Bart Allen, Kent Shakespeare, and Iris West * ''Science Fantasy'' (magazine), which was published for a while under the titles ''Impulse'' and ''SF Impulse''

Music

Impulse (band) Impulse is a Bulgarian rock/metal group, formed by Iliya Kunchev in March 1979. They have released six albums, the most famous being "Gladiator". History The band was formed in March 1979 by Iliya Kunchev. In the first line-up also were Va ...

, Bulgarian hard rock group *

Impulse! Records Impulse! Records (occasionally styled as "¡mpulse! Records" and "¡!") is an American jazz record company and label established by Creed Taylor in 1960. John Coltrane was among Impulse!'s earliest signings. Thanks to consistent sales and positi ...

, a jazz recording label * ''Impulse'' (Buck Hill album), 1995 *

Impulse Drum and Bugle Corps The Impulse Drum and Bugle Corps is an Open Class competitive junior drum and bugle corps. Based in Buena Park, California, Impulse performs in Drum Corps International (DCI) competitions. Impulse was the 2006 DCI Division III World Champion. H ...

, an Open Class Drum and Bugle Corps from Buena Park, California * ''Impulse'' (Erra album), 2011 * "Impulse", a song by Northlane from ''

Node In general, a node is a localized swelling (a "knot") or a point of intersection (a vertex). Node may refer to: In mathematics *Vertex (graph theory), a vertex in a mathematical graph *Vertex (geometry), a point where two or more curves, lines, ...

'', 2015 * "Impulsive" (song), a 1990 song by Wilson Phillips

Business

Impulse Airlines Impulse Airlines was an independent airline in Australia which operated regional and low-cost trunk services between 1992 and 2004. It was acquired by Qantas in 2001 to formed the basis of Qantas' new regional airline QantasLink. The airline ...

, a former Australian airline *

Impulse (retailer) Impulse Music Travel is an entertainment retail chain in the United Kingdom, with 24 concessions in various UK airports and railway stations. The company was formed in March 1994. In July 2007, Managing Director Les Whitfield sold the company. ...

, an entertainment retailer in the UK * Isuzu Impulse, a small sporty three-door hatchback sold from 1981 through to 1992 *

Impulse (body mist) Impulse is a perfume manufactured by Fabergé which was part of Unilever, an Anglo-Dutch company based in Rotterdam, Netherlands, and London, United Kingdom. Introduced as a 'perfume deodorant' in South Africa in 1972, Impulse was launched in the ...

, a body spray made by Unilever *

Impulse (software) Impulse was a digital distribution and multiplayer platform. Originally developed by Stardock to succeed Stardock Central, it was purchased by GameStop in March 2011, and was subsequently rebranded as GameStop PC Downloads, with the client bein ...

, a digital distribution system for computer games *

Impulse purchase In the field of consumer behavior, an impulse purchase or impulse buying is an unplanned decision by a consumer to buy a product or service, made just before a purchase. One who tends to make such purchases is referred to as an impulse purcha ...

(also impulse buying), an unplanned decision to buy a product or service made just before the purchase

Other

Impulse 21 The Impulse 21, also called the Impulse Eagle, is an American trailerable sailboat that was designed by William E. Cook as a one-design racer and day sailer, It was first built in 1986.Sherwood, Richard M.: ''A Field Guide to Sailboats of N ...

, an American sailboat design *

Impulse (dinghy) The Impulse is an Australian sailing dinghy that was designed by Arthur Caldwell as a one-design racer and first built in 1975. Production The design was originally intended as a wooden boat for amateur construction, but has more recently ...

, a 4.0 m sports sailing dinghy *

Impulse (roller coaster) Impulse is a steel roller coaster located at Knoebels Amusement Resort in Elysburg, Pennsylvania. It is manufactured by Zierer and is the first major steel coaster located at Knoebels since Bocaraca, Whirlwind which closed in 2004. Impulse was t ...

, a roller coaster at Knoebels Amusement Resort in Pennsylvania *

Impulsivity In psychology, impulsivity (or impulsiveness) is a tendency to act on a whim, displaying behavior characterized by little or no forethought, reflection, or consideration of the consequences. Impulsive actions are typically "poorly conceived, prema ...

Irresistible impulse In criminal law, irresistible impulse is a defense by excuse, in this case some sort of insanity, in which the defendant argues that they should not be held criminally liable for their actions that broke the law, because they could not control th ...

, a legal defense that claims that an accused should not be held responsible for his or her actions {{disambiguation