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Relativity physics - When you talk about any Planet or Star and say that is 100 light years away from planet earth... Then no wonder many peoples Would think about what is
Astronomical Unit, Light year , Parsec
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What is the difference between an AU, light year, and parsec? When should each be used? - Quora
Practice with Calculations . Life in the Universe - Astrobiology . Department of Astronomy . The University of Maryland
What is a Light Year? | Picture Encyclopedia of Astronomy
Write in ascending order : light year, astronomical unit, par sec.
How many astronomical units make up one light year? - YouTube
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what is a relation between light year and astronomical unit and parsec - Physics - Units and Measurements - 5504251 | Meritnation.com
Three distance units in astronomy - YouTube
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4. AU VS. LY - Universal Guidebook
