File:Speed of light from Earth to Moon.gif

Original file ‎(1,024 × 92 pixels, file size: 6 KB, MIME type: image/gif, looped, 37 frames, 2.5 s)

Summary

Description
English: Scale model of the Earth and the Moon, with a beam of light traveling between them at the speed of light. It takes approximately 1.26 seconds.
Español: Modelo a escala de la Tierra y la Luna, con un rayo de luz viajando entre ellas a la velocidad de la luz. Le lleva aproximadamente 1.26 segundos.
Galego: Modelo a escala da Terra e a Lúa, con un raio de luz viaxando entre elas á velocidade da luz. Lévalle aproximadamente 1.26 segundos.
Українська: Масштабна модель Землі та Місяця і відстані між ними з пучком світла, що рухається зі швидкістю світла. Це займає приблизно 1,26 секунди.
Source Made by English Wikipedian en:User:Cantus.
Author en:User:Cantus
Permission
(Reusing this file)
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attribution share alike 		This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Subject to disclaimers.
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This licensing tag was added to this file as part of the GFDL licensing update.
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. Subject to disclaimers.
Other versions Derivative works of this file:  Speed of light from Earth to Moon 400px.gif

Assessment

Media of the day This file was selected as the media of the day for 01 March 2014. It was captioned as follows:
English: Scale model of the Earth and the Moon, with a beam of light traveling between them at the speed of light. It takes approximately 1.26 seconds.
Other languages
Čeština: Modelové vyobrazení cesty světelného paprsku mezi Zemí a Měsícem rychlostí světla. Cesta paprsku trvá 1.26 sekundy.
English: Scale model of the Earth and the Moon, with a beam of light traveling between them at the speed of light. It takes approximately 1.26 seconds.
Українська: Масштабна модель Землі та Місяця і відстані між ними з пучком світла, що рухається зі швидкістю світла. Це займає приблизно 1,26 секунди.
中文（简体）：一束光需要1.26秒完成从地球到月球的一个来回

Performance

If you see the beam taking more than 1.26 seconds to travel from Earth to Moon, then your browser is displaying it too slowly. See talk page for details.

Windows

  • IE8: Works in compatibility and regular mode on 2GHz C2D
  • Firefox: Normal on AMD Athlon 64 X2 6400+ (3.2GHz) - Firefox 3.6
  • Firefox: Normal on Core i7 860 (2.93 GHz) - Firefox 3.5.5
  • Safari: Works fine on Safari 4.0.2 (Tested: Safari for Windows 4.0.2 Build 530.19.1)
  • Chrome: Normal on 2 GHz Intel Core Duo and 3 GHz Pentium 4
  • Opera: 10.20 - Normal even on Intel Atom

Mac

  • Firefox: Normal on 2 GHz Intel Core 2 Duo
  • Safari: Normal on 2 GHz Intel Core 2 Duo
  • OmniWeb: ??
  • Opera: Normal on 2.66 GHz Intel Core 2 Duo
  • Chrome: Normal on 2.2 GHz Intel Core 2 Duo

Linux

  • Firefox: Normal on 2 GHz Intel Core 2 Duo - Firefox 3.5.5
  • Konqueror: Slow (nearly 3 seconds) on 2 GHz Intel Core 2 Duo - Konqueror 4.3.2
  • Chrome: Normal on 2 GHz AMD Turion TL-60 - Chrome 4.0.249.43

Captions

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copyright license

GNU Free Documentation License, version 1.2 or later

Creative Commons Attribution-ShareAlike 3.0 Unported

File history

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Date/TimeThumbnailDimensionsUserComment
current20:36, 19 August 20091,024 × 92 (6 KB)Pecos JoeAdded to animation so light doesn't instantly disappear
13:27, 9 September 20081,024 × 92 (4 KB)CantusChanged again, see Talk
13:13, 9 September 20081,024 × 92 (4 KB)Cantus19 frames: 2fx0.03s + 17fx0.07s = 1.25s
12:35, 9 September 20081,024 × 92 (4 KB)CantusTakes too long even on high-end system; defeats purpose
21:11, 9 June 20081,024 × 92 (84 KB)Cäsium137~commonswikiIf the Browser is speedy enough, it will be correct.
20:47, 23 May 20081,024 × 92 (4 KB)Stanneredthe whole point of the animation is that it is approximately real-time
11:41, 4 May 20081,024 × 92 (84 KB)Cäsium137~commonswikiMore frames
18:47, 30 July 20071,024 × 92 (4 KB)Itsmine{{Information |Description=Scale model of the Earth and the Moon, with a beam of light travelling between them at the speed of light. |Source= |Date= |Author=en:User:Cantus |Permission={{GFDL-with-disclaimers}} |other_v
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