Solar solar trajectory

(1) As can be seen from the figure, at this time, the sun rays directly hit the tropic of Capricorn, which is the winter solstice in the northern hemisphere, and the time is around 65438+February 22nd.

(2) As can be seen from the picture, at this time, the sun's rays directly hit the tropic of Capricorn, which is the winter solstice in the northern hemisphere, that is, the winter in the northern hemisphere. At this time, the noon sun height in the northern hemisphere is the lowest in a year, with the shortest day and the longest night, and the extreme night phenomenon occurs in the Arctic Circle.

So the answer is: (1) Tropic of Capricorn; 65438+February 22nd; Solstice of winter; (2) winter; Low; Short; Extreme night.