卫星是人类探索宇宙奥秘的一个工具,也是人类通过高空探测认识地球、保护地球、开发空间的重要仪器.在航空航天技术不断开发的今天,学生在学习有关卫星知识时,总是探究性地提出一些有关卫星及航天仪器的运动问题,解答这些问题,是知识教学走出课堂、联系实际、体现素质教育的良好途径,也是激发学生积极学习的重要环节.近年高考题中,卫 Satellites are a tool for human exploration of the mysteries of the universe. They are also important instruments for understanding the earth, protecting the earth, and developing space through high-altitude exploration. Today, as aerospace technology continues to develop, students are always exploring ways to learn about satellite knowledge. Some questions related to the movement of satellites and aerospace instruments and answers to these questions are a good way for knowledge teaching to go out of class, relate to reality, and reflect quality education. It is also an important link to inspire students to actively study. In recent years, college entrance examination questions,