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Physics, 29.06.2019 17:50 coreyscott1281

If we use 1 millimeter to represent 1 light-year, how large in diameter is the milky way galaxy? a.100 millimeters b.100 kilometers c.1 kilometer d.100 meters e.1 million millimeters

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If we use 1 millimeter to represent 1 light-year, how large in diameter is the milky way galaxy? a....
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