Look at the picture and complete the following questions (10): this day is a solar term in the northern hemisphere, and the date is&; ...

Summer solstice; June 22; 23 26' n (or "23 26' n" and "Tropic of Cancer"); 0; 12; 16; Early line; b； Long days and short nights (or "longest days and shortest nights"); Short.

According to the information in the picture, the illumination map shows the summer solstice in the northern hemisphere, with direct sunlight on the Tropic of Cancer, extreme daylight in the Arctic Circle and extreme night in the Antarctic Circle. Day and night on the equator are always equal. According to the direction of rotation, the dividing line from the night hemisphere to the day hemisphere is the morning line, and the linear speed of rotation decreases with the increase of latitude. The maximum number of days in the northern hemisphere is one year. The Tropic of Cancer usually has the highest sun height and the shortest shadow at noon.