light year to keratDefinition: Light-yearA light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). More specifically, a light year is defined as the distance that a photon...
A light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). More specifically, a light year is defined as the distance that a photon would travel, in free space and infinit...
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In a vacuum, light travels at a constant speed of 299,792,458 metres per second. 在真空中,光以每秒299,792,458米的恒定速度传播。 Scientists use the speed of light to measure distances between stars in space. 科学家利用光速来测量太空中恒星之间的距离。 A light-year is a unit that represent...
The meter is a unit of length in the metric SI system and is equivalent to the length of the path travelled by light during a time interval of 1/299,792,458 of a second (in vacuum, defined since 1983). Meters also can be marked as metres (in British English spelling). Español...
Related to speed of light:light year,E=mc2 ThesaurusAntonymsRelated WordsSynonymsLegend: Switch tonew thesaurus Noun1. speed of light- the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 me...
2. (General Physics) Also called: visible radiation electromagnetic radiation that is capable of causing a visual sensation and has wavelengths from about 380 to about 780 nanometres 3. (not in technical usage) electromagnetic radiation that has a wavelength outside this range, esp ultraviolet radi...
añu lluz是将“light year"翻译成 阿斯图里亚思特文。 light year noun 语法 (astronomy) A unit of length ( abbreviation ly; equal to just under 10 trillion kilometres (10 16 metres)) equal to the distance light travels in one year; used to measure extremely large distances. [..] + ...
light-year to alen light-year to milha light-year to chinese footDefinition: Light-yearA light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). More specifically, a light...
1 square meter is equal to 1.1172508764051E-32 square light year, or 1.1959900463011 yd. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between square light years and yards. Type in your own numbers in the form to convert the units...