Meter
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Definition
Die SI-Basiseinheit der Länge, definiert als die Strecke, die Licht in 1/299.792.458 Sekunden zurücklegt.
Erklärung
The meter was originally defined in 1793 as one ten-millionth of the distance from the equator to the North Pole. Since 1983, it has been defined by the speed of light.
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RELATED TERMS
Kilogramm
Die SI-Basiseinheit der Masse, definiert über das Planck'sche Wirkungsquantum.
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Die SI-Basiseinheit der Zeit, definiert über den Cäsium-133-Atom.
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Internationales Einheitensystem (SI)
Das moderne metrische Maßsystem, das weltweit für wissenschaftliche und kommerzielle Anwendungen anerkannt ist.