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A simple machine is a mechanical device that changes the direction or magnitude of a force. [1] In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force. [2] Usually the term refers to the six classical simple machines that were defined by Renaissance scientists: [3] [4 ...
A Rube Goldberg machine, named after American cartoonist Rube Goldberg, is a chain reaction–type machine or contraption intentionally designed to perform a simple task in an indirect and (impractically) overly complicated way. Usually, these machines consist of a series of simple unrelated devices; the action of each triggers the initiation ...
The Rube Goldberg Machine Contest is a contest in which students of all ages build Rube Goldberg machines to complete an everyday task in the style of American cartoonist Rube Goldberg. The contest is held internationally and, after the Covid-19 pandemic, digitally. [ 1 ]
Al-Jazari described complex programmable humanoid automata amongst other machines he designed and constructed in the Book of Knowledge of Ingenious Mechanical Devices in 1206. [22] His automaton was a boat with four automatic musicians that floated on a lake to entertain guests at royal drinking parties. [ 23 ]
The Easy-Bake Oven is a working toy oven introduced in 1963 and manufactured by Kenner and later by Hasbro. [1] [2] The original toy used a pair of ordinary incandescent light bulbs as a heat source; current versions use a true heating element. Kenner sold 500,000 Easy-Bake Ovens in the first year of production. [3]
The hand axe is the first example of a wedge, the oldest of the six classic simple machines, from which most machines are based. The second oldest simple machine was the inclined plane (ramp), [6] which has been used since prehistoric times to move heavy objects. [7] [8] The other four simple machines were invented in the ancient Near East. [9]
Pages in category "Simple machines" The following 19 pages are in this category, out of 19 total. This list may not reflect recent changes. ...
The Italian artist Bruno Munari began building "useless machines" (macchine inutili) in the 1930s.He was a "third generation" Futurist and did not share the first generation's boundless enthusiasm for technology but sought to counter the threats of a world under machine rule by building machines that were artistic and unproductive.
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