On the scale of the cosmic calendar,in which the history of the universe is compressed to 1 year,how long has human civilization (i.e. ,since ancient Egypt)existed?
A)about half the year
B)about a month
C)a few hours
D)a few seconds
E)less than a millionth of a second

Question

Quizplus · Accepted Answer

In the cosmic calendar, where the Big Bang is set at January 1 at midnight, and the current moment is December 31 at midnight, human civilization, since ancient Egypt (about 5,000 years ago), would only represent a few seconds of the cosmic year. This analogy highlights the brief period humanity has existed in the vast timeline of the universe.

On the Scale of the Cosmic Calendar,in Which the History