collision momentum
91Relativistic Heavy Ion Collider — Hadron colliders Caption=The Relativistic Heavy Ion Collider at Brookhaven National Laboratory. Some of the superconducting magnets were manufactured by Northrop Grumman Corp. at Bethpage, New York. Note especially the second, independent ring… …
92Cue sports techniques — Illustration from Michael Phelan s 1859 book, The Game of Billiards Cue sports techniques (usually more specific, e.g., billiards techniques, snooker techniques) are an immensely important aspect of game play in the various cue sports such as… …
93Opening of the Liverpool and Manchester Railway — The Duke of Wellington s train and other locomotives being readied for departure from Liverpool, 15 September 1830 The opening of the Liverpool and Manchester Railway (L M) took place on 15 September 1830 …
94Noether's theorem — This article discusses Emmy Noether s first theorem, which derives conserved quantities from symmetries. For her related theorem on infinite dimensional Lie algebras and differential equations, see Noether s second theorem. For her unrelated… …
95conservation law — Physics, Chem. any law stating that some quantity or property remains constant during and after an interaction or process, as conservation of charge or conservation of linear momentum. [1945 50] * * * or law of conservation In physics, the… …
96Tether propulsion — systems are proposals to use long, very strong cables (known as tethers) to change the velocity of spacecraft. The tethers may be used to initiate launch, complete launch, or alter the orbit of a spacecraft. Spaceflight using this form of… …
97Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) …
98Introduction to quantum mechanics — This article is an accessible, non technical introduction to the subject. For the main encyclopedia article, see Quantum mechanics. Quantum mechanics …
99solids, mechanics of — ▪ physics Introduction science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures. What, then, is a solid? Any material, fluid or solid, can support normal forces.… …
100Impulse (physics) — Classical mechanics Newton s Second Law History of classical mechanics  …
