1. the region north of 66½° n latitude is the arctic circle. use the simulator to describe the length of the day during winter, spring, summer, and fall.
winter
spring
summer
fall

Winter:The sun rises at 12am and sets at 6pm
Spring:The sun rises at 3am and sets at 6pm
Summer:the sun rises at 12am and sets at 9pm
Fall:the sun rises at 6am and sets at 5pm
I hope this helps

Winter December 21.

Explanation:

The 66th parallel north is used to describe the north pole which is about 61 km from the arctic circle. The Arctic Circle is roughly 16,000 km long and covers 4% of Earth's surface. The winter temperatures frequently fall below −50 °C The length of the day in the summer season is for about 5.5-month s as the sunset on the horizon and the night consist of 6 months period. In the winter season, it gets 24 hours of darkness that lasts for 11 months, not 6 months. The spring season occurs on march 21 st and reaching to june 21 st. As the autumn starts late on September 21 and the sun sinks below the horizon and the North Pole is in the twilight until the next October month.