physically feasible
121Zuiderzee Works — The 32 km Afsluitdijk separates the IJsselmeer (right) from the Wadden Sea (left), protecting thousands of km² of land. The Zuiderzee Works (Dutch: Zuiderzeewerken) are a manmade system of dams, land reclamation and water drainage works, the… …
122Pedro II of Brazil — Pedro II Emperor Dom Pedro II at age 61, 1887 Emperor of Brazil Reign …
123Michelson–Morley experiment — Box plots based on data from the Michelson–Morley experiment The Michelson–Morley experiment was performed in 1887 by Albert Michelson and Edward Morley at what is now Case Western Reserve University in Cleveland, Ohio. Its results are generally… …
124Ultrafinitism — In the philosophy of mathematics, ultrafinitism, or ultraintuitionism, is a form of finitism.Ultrafinitists deny the existence of the infinite set N of natural numbers, on the grounds that it can never be completed.In addition, ultrafinitists are …
125Global climate model — AGCM redirects here. For Italian competition regulator, see Autorità Garante della Concorrenza e del Mercato. Climate models are systems of differential equations based on the basic laws of physics, fluid motion, and chemistry. To “run” a model,… …
126Dualism (philosophy of mind) — René Descartes s illustration of dualism. Inputs are passed on by the sensory organs to the epiphysis in the brain and from there to the immaterial spirit. In philosophy of mind, dualism is a set of views about the relationship between mind and… …
127Forced perspective — is a technique that employs optical illusion to make an object appear farther, closer, larger or smaller than it actually is. It is used primarily in photography, filmmaking and architecture. It manipulates human visual perception through the use …
128Motion control photography — is a technique used in still and motion photography that enables precise control of, and optionally also allows repetition of, camera movements. It can be used to facilitate special effects photography. The process can involve filming several… …
