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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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Coco Coco
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6 years ago
Why would astronomers place an X-ray observatory in space, like the Chandra observatory?
 
  A) to map X-ray emissions from the sun
  B) to record X-rays emitted from the big bang; the so called background radiation of the universe
  C) to map X-ray emissions from the moon
  D) to map deep X-ray emissions from deep space, particularly as a proxy for materials being sucked into black holes
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Avi c.Avi c.
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6 years ago
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Coco Author
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6 years ago
Correct Slight Smile TY
bkrandy
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Yesterday
Smart ... Thanks!
patyfeitosa
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2 hours ago
Thanks for your help!!
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