简单机械和功在中考中占的分值较大涉及的题型有选择题、填空、作图、实验探究和计算题.从试题的内容看,作图题常考力臂、滑轮、滑轮组的绕线;计算题的知识点主要有功、功率、滑轮组的机械效率的计算;实验探究题涉及的内容主要是探究杠 Simple mechanical and functional in the senior high school entrance examination accounted for the larger scores involved in the questions are multiple choice, fill in the blanks, mapping, experimental exploration and calculation of the title from the content of the questions, drawing questions often test arm, pulley, pulley Winding; knowledge of the calculation point of the main active, power, pulley efficiency of the calculation of the mechanical group; experimental exploration of the main issues involved in the probe