twins paradox
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Paradox of voting — This article is about the contention that an individual s vote will probably not affect the outcome. For the arguably irrational results that can arise in a collective choice among three or more alternatives, see Voting paradox. Part of the… … Wikipedia
Physical paradox — A physical paradox is an apparent contradiction in physical descriptions of the universe. While many physical paradoxes have accepted resolutions, others defy resolution and may indicate flaws in theory. In physics as in all of science,… … Wikipedia
Supplee's paradox — In relativistic physics, Supplee s paradox (also called the submarine paradox) arises when considering the buoyant force exerted on a relativistic bullet immersed in a fluid subject to an ambient gravitational field. If a bullet with neutral… … Wikipedia
clock paradox — Also known as the twins paradox or two clock paradox. An apparent paradox of special and general relativity theory . The time dilation effect in the special theory of relativity is that clocks at rest in different inertial frames observe each… … Philosophy dictionary
Twin paradox — In physics, the twin paradox is a thought experiment in special relativity, in which a twin makes a journey into space in a high speed rocket and returns home to find he has aged less than his identical twin who stayed on Earth. This result… … Wikipedia
Boy or Girl paradox — The Boy or Girl problem is a well known example in probability theory: * A random two child family whose older child is a boy is chosen. What is the probability that the younger child is a girl? * A random two child family with at least one boy… … Wikipedia
twin paradox — noun A phenomenon suggested by the theory of relativity which imagines a scenario in which one of a pair of twins lives in the normal way, while the other twin is sent out in a spaceship travelling at great speeds, with the effect that the… … Useful english dictionary
What is Intelligence? — Infobox Book name = What is Intelligence? author = James R. Flynn cover artist = publisher = Cambridge University Press release date = September 2007 media type = Hardcover pages = 216 isbn = 978 0 521 88007 7What is Intelligence? (Beyond the… … Wikipedia
Bondi k-calculus — is a method of teaching special relativity originated by Professor Sir Hermann Bondi, and now common in university and college level physics classes. The usefulness of the k calculus is its simplicity. It has been successfully used to teach… … Wikipedia
Proper time — In relativity, proper time is time measured by a single clock between events that occur at the same place as the clock. It depends not only on the events but also on the motion of the clock between the events. An accelerated clock will measure a… … Wikipedia
