物理估算题,一般是指依据一定的物理概念和规律,运用物理方法和近似计算方法,对所求物理量的数量级或物理量的取值范围,进行大致的,合理的推算·其特点是在“理”不在“数”,它要求考生在分析和解决问题时,要善于抓住事物的本质特征和影响事物的主要因素,忽略次要因素,从而使问 The physical estimation question generally refers to the use of physical methods and approximate calculation methods based on certain physical concepts and laws, to roughly and reasonably calculate the magnitude of the quantity or physical quantity of the physical quantity to be sought. “Not in number”, it requires candidates to be good at grasping the essential characteristics of things and the main factors affecting things when analyzing and solving problems, and ignoring minor factors, thus making