高中地理难点在地球运动,而地球运动的难点在太阳视运动,这里涉及的内容为解日出方位、日落方位、昼长、日影方位、太阳高度变化、季节的判断等问题提供解题依据。那么在课堂教学中,利用教材内容由浅到深、由易到难地把太阳视运动问题讲解明白是做这类题目的关键。 Difficulties in high school geography movement in the Earth, and the difficulty of the Earth’s movement in the sun as the movement, where the content involved in the solution to the sunrise orientation, the azimuth of the sunset, day length, the orientation of the sun, the sun’s altitude changes, the season to determine the basis for solving problems . So in the classroom teaching, the use of textbooks from light to deep, from easy to difficult to explain the problem of the sun as the key is to do such topics.