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killian killian
wrote...
Silver Member
Posts: 6024
10 years ago
The term observable universe refers to ________.
A) that portion of the universe that we have so far photographed through telescopes
B) the portion of the universe that can be seen by the naked eye
C) the portion of the universe that is not hidden from view by, for example, being below the horizon
D) that portion of the universe that we can see in principle, given the current age of the universe
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padrepadre
wrote...
Staff Member
Educator
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Posts: 21611
10 years ago
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Mastering in Nutritional Biology
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killian Author
wrote...
Silver Member
10 years ago
Thanks for helping me with my astronomy, very thankful.
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