As shown in the figure, the hemisphere is a schematic diagram and A is a dark line. Complete question 9 ~ 1 1. Today, the solar terms in China are () A. Equinox B. Equinox C. Summer solstice D. Winter

As shown in the figure, the hemisphere is a schematic diagram and A is a dark line. Complete question 9 ~ 1 1. Today, the solar terms in China are () A. Equinox B. Equinox C. Summer solstice D. Winter. A, the vernal equinox is equally divided day and night in the world, so it does not meet the meaning of the question;

B, the autumnal equinox is equally divided day and night in the world, so it does not meet the meaning of the question;

C, summer solstice arctic circle and its northern region appear extremely day, so it is correct;

D on the winter solstice, the polar night appears in the arctic circle and its north, so it does not meet the problem.

So choose: C.