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symbo symbo
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Posts: 1970
Rep: 2 0
7 years ago
The time taken for light to travel from a galaxy that is 10 Mpc away is
   A)  3.07 × 106 years    B)  32.6 years    C)  107 years    D)  3.26 × 107 years
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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discovererdiscoverer
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7 years ago
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symbo Author
wrote...
6 years ago
Thanks for answering, I'll share this with my classmates too
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