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If a planet was located approximately 28 thousand light-years from the center of a galaxy and orbits that center once every 284 million years, how fast is the planet traveling around the galaxy in km/hr? If needed, use 3.0 × 108 m/s for the speed of light.

 Jan 18, 2021
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https://web2.0calc.com/questions/planetary-question-lol

 Jan 18, 2021

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