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Study with Quizlet and memorize flashcards containing terms like how far is proxima Centuri from earth?, what does a light year measure, the Universe is made of 3 things and more.
Light Year A unit that equals the distance light travels through space in one year; a way to measure extremely vast distances; it equals 9.46 trillion kilometers or 9.49 x 1012 km. Big Bang Theory
Study with Quizlet and memorize flashcards containing terms like light year, Telescope, speed of light and more.
if you send a man in space you might not have enough fuel or food, oxygen, and time. A unit that equals the distance light travels through space in one year; a way to measure extremely vast distances; it equals 9.46 trillion kilometers or 9….
Study with Quizlet and memorize flashcards containing terms like Astronomical Unit (AU), Light Year, Universe and more.
26 cze 2024 · Study with Quizlet and memorize flashcards containing terms like A light year is...., A light year measures, A lightyear is how fast and more. Scheduled maintenance: June 26, 2024 from 09:00 PM to 11:00 PM
Speed of Light, Light Years and AU. Light travels at the same speed in a vacuum. That is about 300 million (299,792,458) meters per second. That is really fast, but due to the great distance between objects in space, it still takes time.
