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当前学科：高中地理
题目：
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读图“极点太阳照射投影图”（阴影表示黑夜），完成下列要求：
此图是（）半球太阳照射投影图。
D点的地理坐标纬度为（），经度为（），AD为（）（晨线或昏线）。
此时南极圈上昼长（）小时。
C点在B点的（）方向，C点的日出时刻是（），C昼长是（）。
A、B、C、D四点地球自转线速度最大是（），自转偏向力最小的是（），昼长最长的是（）。
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