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Chemistry, 02.02.2020 01:45 Leggett8152

The speed of light is used to determine the length of a light-year. about how far does light travel in one second? a. 30 km b. 3,000 km c. 30,000 km d. 300,000 km

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The speed of light is used to determine the length of a light-year. about how far does light travel...

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