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According to astronomers what is a "light year" math worksheet

User LeRoy
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a unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 trillion miles).
User Opmet
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a unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km nearly 6 trillion miles
User Jason Hu
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