Question

Why do some areas of the Arctic North have for darkness half the year

and sunlight for half the year?

Answer 1

The phenomenon occurs when the earth is tilted by an axis about 23 degrees creating it so one side is facing the sun and the other is not. The sun only rises and sets once each year.

Answer 2

Day length varies with the time of year and the latitude at which you are situated.

Step-by-step explanation:

Because of the earth's tilt, areas above the Arctic Circle receive 24 hours of sunlight each summer, but 24 hours of darkness each winter