CHEMISTRY GLOSSARY
light year
svjetlosna godinaLight year (ly) is a unit of distance used in astronomy, defined as the distance light travels in one year in a vacuum (ly = 9.46052973·1015 m).
Citing this page:
Generalic, Eni. "Light year." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. 1 Apr. 2025. <https://glossary.periodni.com>.
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