Question

What happens when the sun descends
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Answer 1

Answer:

The time of sunset is defined in astronomy as the moment when the upper limb of the Sun disappears below the horizon. ... Night occurs when the Sun reaches 18 degrees below the horizon and no longer illuminates the sky.

Answer 2

The time of sunset is defined in astronomy as the moment when the upper limb of the Sun disappears below the horizon. ... Night occurs when the Sun reaches 18 degrees below the horizon and no longer illuminates the sky.