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Q: 9. The average temperature of the universe is 2.7 Kelvin. What is that temperature in degrees Fahrenheit?
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User: 9. The average temperature of the universe is 2.7 Kelvin. What is that temperature in degrees Fahrenheit?

User: 8. If a galaxy is 1,000 Mpc away, how fast is it receding from us?

User: 10. The Milky Way has a radius of approximately 100,000 light years. How many miles is that? How long would it take you to travel across our galaxy if you were traveling at 50% the speed of light (be sure to show your work for full credit)?

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Asked 6/19/2013 11:29:14 PM
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