八年级上册物理练习册答案人教版.doc

八年级上册物理练习册答案人教版 物理是一门重要的学科。以下是小编收集的八年级上册物理练习册答案人教版，仅供大家阅读参考! 　　八年级上册物理练习册答案人教版 基础知识 1、米 千米 分米 厘米 毫米 纳米 2、1mm 3、测量值 真实值 多次测量求平均值 不遵守仪器的使用规则 读书粗心 4 - 7 A B D D 8 - 11 D C D B 能力提升 12 - 15 A A B A 探索研究 16、测出课本中厚度相同的100张纸的厚度为d，d/100就是一张纸的厚度 17、第一步，用细铜丝在铁钉上紧密缠绕n圈; 第二步，将缠绕的细铜丝拉直，测量它的长度L; 第三步，根据公式D = L/nπ计算出铁钉的直径 　　八年级上册物理练习册答案人教版 基础知识 1运动 静止 2、江岸 竹排 3、船 江岸 4、位置 参照物 5、A 6、B 7、B 8、是相对于跑步机的跑道跑了2千米 能力提升 9、地球 10、静止、向北运动或向南运动(速度小于列车的速度) 11、C 探索研究 12、C 13、(1)汽车在公路上奔驰;以迅速移动的背景作参照物 (2)能 　　八年级上册物理练习册答案人教版 基础知识 1、运动快慢 v=s/t m/s km/h 2 - 6 B A C C D 7、4m/s 能力提升 8、相同时间内比较通过路程的长短 相同路程内比较所用时间的长短 9、3 15 10、(1)从标志牌处到西大桥的流程为8km (2)该路段车辆可行驶的最大速度为40km/h 12 min 11、C 探索研究 12、(1)大 (2)匀速 13、(44 × 25m)/50s = 22m/s daily morning exercises or class-break setting-up exercise and discipline inspection and appraisal of public signs;2, daily cleaning and inspection;3, the daily student school appearance, dress, wearing school card check;4, the daily duty guide to the leadership class discipline three rounds.Weekly moral education work:L, the flag raising ceremony and the national flag speech under the flag raising ceremony held on Monday;2, every week a class meeting, the meeting;3, every week two exercises, cleaning and hygiene, behavior norms, attendance situation published cloth appraisal, and the issue of the code of conduct;;4, weekly work week.Monthly moral education work:1, at least once a month, the theme of education activities, to patriotism education, behavior norms of education as the focus, combined with major retreat day.2, the monthly class quantization assessment and class teacher assessment, selection of behavior for the standard model class.Moral education in each term:1, at the end of each semester to form three good student, outstanding student cadres, civilized student.2, at least once a sem