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  • User warning: The following module is missing from the file system: pantheon. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1143 of /home/novelguides/homeworkhelp.novelguide.com/includes/bootstrap.inc).

Astro physicists have said the universe is 18 billion years old. What was there before 18 billion years?

Sandra lee
5
Average: 5 (1 vote)
Reputation: 27
Asked 4 years ago.
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Astro physicists have said the universe is 18 billion years old. What was there before 18 billion years?

Astronomy

Delivery Time: 2 hours.
Question Category: Science.
Melissa Lee
Reputation: 65
Free
Deliver in: 3 days
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