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symbo symbo
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7 years ago
The energy output of a typical quasar per second is equal to that emitted by the Sun in
   A)  1 year.    B)  its whole lifetime.    C)  200 years.    D)  1 million years.
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Discovering the Universe

Discovering the Universe


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