'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 力学是物理学科中的重要内容之一,其中受力分析是解答力学题目中关键的一步。但是...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 力学试题分析 中考试题在科学探究的考查上,从不同的角度对科学探究进行了考查,重...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 运动和力的关系 1、惯性:我们把物体保持运动状态不变的性质叫做惯性。 2、惯性定律...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 二力的合成和平衡 同一直线上二力的合成 1、几个力共同作用在一个物体上时,它们的...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 物体受力分析的基本步骤 (1)首先要确定研究对象,可以把它从周围物体中隔离出来,只...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 中考物理知识点:运动和力拓展...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 惯性大小的度量 任何物体在任何状态下都存在惯性,惯性的大小只能用质量来度量,必...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 常见的物理量 1.质量: 中学生:50kg;一个鸡蛋:50g;一个硬币5g; 一个苹果:200g;物理课本...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 弹力、重力、摩擦力考点 1、发生形变的物体具有的能量叫做弹性势能。撑杆跳高中弯曲...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 力学试题分析 计算量减少,计算难度降低 试卷中力学的计算题量较往年有所减少,力学...