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Astronomical Unit vs Light Year: Double Bubble. Light Year. Astronomical Unit. Light Year ( pg 339) vs. Astronomical Unit ( pg 314) Measures smaller distances Measures larger distances Measures distances in space From Earth to the sun is one of these
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Light Year Astronomical Unit
Light Year (pg 339) vs. Astronomical Unit (pg 314) • Measures smaller distances • Measures larger distances • Measures distances in space • From Earth to the sun is one of these • Measures within the solar system • Measures outside the solar system • Distance light travels in one year • 150,000,000 km and 93,000,000 mile • 9.46 x 1012 km • 4 facts for AU • 4 facts for LY • 1 fact for both