在高中《地理》(鲁教版)(必修第一册)单元活动“辨别地理方向”教学中,我们发现,很多学生对以手表定方向的理论还不是很清楚,对其本质及解题技巧掌握的不好。在此,笔者谈一谈以手表定方向的理论本质及解题技巧,以飨读者。理论1:在北半球,太阳直射点纬度以北地区,把手表正面平置,时针指向太阳(当地地方时),在中午12点前,按顺时 In the high school Geography (Rule 1) unit activity “discrimination geographical direction” teaching, we found that many students are not very clear on the theory of the direction of the watch, the essence of the solution Problems are not well mastered. Here, the author talks about the theoretical nature and problem-solving skills of the watch’s orientation. Theory 1: In the Northern Hemisphere, where the sun is directly north of the latitude, place the front of the watch flat and the hour hand points to the sun (at the local time), before 12:00 noon.