试析质点动力学的基本原理及解题分析

The basic principles of particle dynamics and the analysis of solving problems

归纳质点动力学的基本定律和守恒定律，并通过解题分析总结解题的规律，以提高中学物理教师对质点动力学基本原理的认识和解决物理问题的能力．

This paper is a brief summary of the basic principles of particle dynamics and the laws of conservation and attempts to sum up the laws of solving problems by analysing the different methods of solving problems. The purpose is to deepen physics teachers＇ understanding of the basic principles of particle dynamics and improve their ability of solving physics problems in high school classrooms.