• Thumbnail for Length contraction
    Length contraction is the phenomenon that a moving object's length is measured to be shorter than its proper length, which is the length as measured in...
    34 KB (4,435 words) - 18:49, 11 October 2024
  • Thumbnail for Bell's spaceship paradox
    to the same Lorentz contraction, so the entire assembly seems to be equally contracted in the S frame with respect to the length at the start. At first...
    32 KB (4,446 words) - 07:11, 10 October 2024
  • Thumbnail for Muscle contraction
    without changes in muscle length, such as when holding something heavy in the same position. The termination of muscle contraction is followed by muscle relaxation...
    62 KB (7,395 words) - 14:24, 5 October 2024
  • Thumbnail for Michelson–Morley experiment
    found in the FitzGerald–Lorentz contraction hypothesis, now simply called length contraction or Lorentz contraction, first proposed by George FitzGerald...
    89 KB (10,256 words) - 03:24, 18 September 2024
  • line of motion with respect to the aether (length contraction). That is, the older hypothesis of a contraction of electrostatic fields was extended to intermolecular...
    29 KB (3,401 words) - 14:01, 23 August 2024
  • Thumbnail for Spacetime diagram
    can show the geometry underlying phenomena like time dilation and length contraction without mathematical equations. The history of an object's location...
    48 KB (6,173 words) - 07:38, 10 October 2024
  • Thumbnail for Spacetime
    disagree on the length of time between two events (because of time dilation) or the distance between the two events (because of length contraction). Special...
    132 KB (19,760 words) - 01:36, 16 October 2024
  • Thumbnail for Tetanic contraction
    maximal possible contraction. During tetanic contractions, muscles can shorten, lengthen or remain constant length. Tetanic contraction is usually normal...
    8 KB (725 words) - 20:01, 8 June 2023
  • Thumbnail for George Francis FitzGerald
    August 1851 – 21 February 1901) was an Irish physicist known for length contraction, which became an integral part of Albert Einstein's special theory...
    12 KB (1,104 words) - 22:30, 15 October 2024
  • Thumbnail for Special relativity
    experimentally verified. They include the relativity of simultaneity, length contraction, time dilation, the relativistic velocity addition formula, the relativistic...
    188 KB (25,173 words) - 14:53, 12 October 2024
  • isotonic contraction, tension remains the same, whilst the muscle's length changes. Isotonic contractions differ from isokinetic contractions in that in...
    5 KB (560 words) - 21:11, 9 February 2023
  • relativity of simultaneity, kinematic and gravitational time dilation, and length contraction. In the field of physics, relativity improved the science of elementary...
    27 KB (2,953 words) - 23:25, 18 October 2024
  • Michelson–Morley experiment led to the introduction of the hypothesis of length contraction in 1892. However, other experiments also produced negative results...
    78 KB (10,756 words) - 09:53, 18 August 2024
  • Lorentz length contraction. The ladder is imagined passing through the open front and rear doors of a garage or barn which is shorter than its rest length, so...
    24 KB (3,079 words) - 06:46, 10 October 2024
  • Braxton Hicks contractions, also known as practice contractions or false labor, are sporadic uterine contractions that may start around six weeks into...
    7 KB (678 words) - 16:11, 11 March 2024
  • their position. The resulting length is shorter than the rest length, and is given by the formula for length contraction (with γ being the Lorentz factor):...
    8 KB (1,169 words) - 23:34, 3 September 2021
  • the formula for length contraction. As there existed a proper time for time dilation, there exists a proper length for length contraction, which in this...
    22 KB (1,637 words) - 18:35, 13 December 2023
  • Thumbnail for Aberration (astronomy)
    complete aether drag, Lorentz theorized (1892) that objects undergo "length contraction" by a factor of 1 − v 2 / c 2 {\displaystyle {\sqrt {1-v^{2}/c^{2}}}}...
    60 KB (8,016 words) - 01:45, 18 October 2024
  • Thumbnail for Twin paradox
    the Earth and the star system is α d = 0.6 × 4 = 2.4 light years (length contraction), for both the outward and return journeys. Each half of the journey...
    57 KB (7,973 words) - 17:45, 16 October 2024
  • Thumbnail for Kennedy–Thorndike experiment
    explained by length contraction alone, the negative result of the Kennedy–Thorndike experiment requires time dilation in addition to length contraction to explain...
    20 KB (2,618 words) - 10:14, 14 November 2023
  • Thumbnail for Derivations of the Lorentz transformations
    The transformation equations can be derived from time dilation and length contraction, which in turn can be derived from first principles. With O and O′...
    65 KB (11,515 words) - 18:27, 5 October 2024
  • Thumbnail for Frank–Starling law
    sarcomere length of cardiac muscle cells, in a resting ventricle, is lower than the optimal length for contraction. There is no bone to fix sarcomere length in...
    17 KB (1,918 words) - 04:53, 28 August 2024
  • ISBN 9786074025309 Johan F Prins, On Einstein's Non-Simultaneity, Length-Contraction and Time-Dilation Kogut, John B. (2012). Introduction to Relativity:...
    17 KB (2,404 words) - 19:41, 18 June 2024
  • Thumbnail for Mass–energy equivalence
    Index of energy articles Index of wave articles Lorentz transform Length contraction Outline of energy Relativity of simultaneity Energy–momentum relation...
    93 KB (12,022 words) - 17:18, 17 October 2024
  • Thumbnail for Speed of light
    (E = mc2), length contraction (moving objects shorten), and time dilation (moving clocks run more slowly). The factor γ by which lengths contract and...
    145 KB (15,360 words) - 17:24, 8 October 2024
  • have certain characters age slower than the rest of the universe. Length contraction Mass in special relativity Average time dilation has a weak dependence...
    52 KB (6,619 words) - 07:23, 10 October 2024
  • Thumbnail for Light cone
    Maxwell's equations Lorentz transformation Consequences Time dilation Length contraction Relativistic mass Mass–energy equivalence Relativity of simultaneity...
    10 KB (1,535 words) - 22:20, 21 September 2024
  • whose material constitution Lorentz did not speculate), physical length contraction, and a "local time" in which Maxwell's equations retain their form...
    138 KB (16,643 words) - 07:57, 17 October 2024
  • Thumbnail for Sliding filament theory
    actin (thin filaments) during muscle contraction, while the two groups of filaments remain at relatively constant length. The theory was independently introduced...
    20 KB (2,657 words) - 02:09, 26 May 2024
  • 2(τ/t)2⁠ This is the perceptual length contraction formula, so-named in analogy with the physical length contraction described in the theory of relativity...
    17 KB (2,064 words) - 03:22, 31 July 2024