功和功率贯穿物理各个部分,是高中物理重要的知识点,是高考考查的重点.高考命题常以新情境、与图象结合来考查,而且经常与其他知识综合出题.单独考查的题型一般为选择题,综合其它知识考查的一般为计算题,难度中等或偏难.从近两年的考题看,对功与功率概念的考查主要以选择题的形式出现,内容突出体现以下三个方面. Power and power throughout the various parts of the physics, high school physics is an important knowledge point, is the focus of the college entrance examination test entrance often with new situations, combined with the image to examine, and often combined with other knowledge problems. Generally multiple-choice questions, general knowledge of other exam questions generally difficult or difficult.According to the examination of the past two years, the concept of power and power test mainly in the form of multiple-choice questions, the content highlights the following three aspect.