1.电流 2.欧姆定律的微分形式

一、波(wave) 1、波动是振动的传播过程. 2、振动是激发波动的波源

1. Differential equation of a simple harmonicoscillation and its solution

Collisions: All around us (cars, buses) Grand astronomical scale (stars, galexies) Nuclear, atomic and molecular physics The impulse-momentum theorem relates the change in the momentum of a system to the total force on it and the time interval during which this total forces acts

1. Why we introduce the concepts of work and energy? F ma CWE theorem r r total = CWE theorem Conservation of energy (More universal) 2. About the systems that we discuss Ignore the size, internal structure, internal motion, deformations, and thermal effects

一、波动能量的传播 考虑横波的波函数

中国科学技术大学：《实测天体物理学基础》课程教学资源（课件讲稿）第12章 射电天文学概况（主讲：沈志强）

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一、牛顿环(Newton rings)由一块平板玻璃和一平凸透镜组成

一、圆孔衍射 二、瑞利判据