2016中考郑州二模物理试卷及答案.pdf

《2016中考郑州二模物理试卷及答案.pdf》由会员分享，可在线阅读，更多相关《2016中考郑州二模物理试卷及答案.pdf（8页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、2016 年初中毕业生年级适应性测试物理试题卷注意：本试卷分试题卷和答题卡两部分。考试时间 60 分钟，总分值 70 分。考生应首先阅读答题卡上的文字信息，然后在答题卡上作答，在试题卷上作答无效。交卷时只交答题卡。一、填空题每空 1 分，共 14分1.啄木鸟是一种益鸟，如下图，啄击树干时会发出有节奏的声音，声音是由于_的振动产生的，并通过 _传播出去。啄木鸟的喙进化得很尖，是因为在相同条件下可以_。2.3.4.5.第 1 题图第 3 题图第 4题图汽车散热水箱中的冷却剂中主要含有水、酒精和一些添加剂，以防冻、防沸、防腐蚀。以水为主要成分这是利用了水的_的性质；添加酒精主要是为了 _。如下图用剪

2、刀剪断物体，已知剪断物体需要120N的力，图中 L1：L2=2：1，则在手柄处至少应施加_N 的力。假设要剪断物体更省力，应把被剪物体尽量 _ 选填“靠近”或“远离”剪刀的转动轴。如下图的电路中，电源电压保持6V 不变，R1=10，R2=20。闭合开关 S 后，电压表的示数是 _V，电流表 A1与 A2的示数之比是 _。随着人们生活水平的提高，具有主动躲避障碍物、自动吸尘、自动返回充电等智能功能的机器人逐步进入普通家庭。扫地机器人内置的电动机工作时应用了_ 的工作原理。如下图是某款扫地机器人及铭牌上的部分参数，电池容量“3000mAh”相当于工作电流为3000mA 时能持续供电 1 小时，它大

3、约能储存 _J的电能。第 5 题图第 6 题图1 工作电压15V功率30W电池容量3000mAh6.小雨乘坐一电梯时发现电梯轿厢内左右两段都安装有平面镜，如下图是她用拍摄一侧镜面时的照片，镜中的像是由于光的_现象形成的。物体在一侧的镜中可以成 _个像，原因是 _。二、选择题此题8 小题，共 16 分。第 712 题，每小 题 2 分，每题只有一个选项符合题目要求。第1314 题，每题 2 分，每小 题有两个选项符合题目要求，全部选对的得2 分，只选 1 个且正确的 得 1 分，有选错的得0 分。7.以下选项中，有关物理学家和他的主要奉献相对应的是A帕斯卡最早测出了大气压值B牛顿浮力原理C阿基米

4、德惯性定律D奥斯特电流的磁效应8.如下图的现象中，属于光的折射现象的是9.A镜中花B水中桥C林中影D缸中鱼如下图，小玲在吃雪糕时，看到雪糕周围冒“冷气”，由此她联想到了烧开水时壶嘴中冒“热气”的情景。对此，以下说法中正确的选项是A“冷气”和“热气”都是液化形成的小水珠B“冷气”和“热气”都是汽化成的水蒸气C“冷气”形成的过程要放热，“热气”形成的过程要吸热D“冷气”是液化形成的，“热气”是汽化形成的V物质的密度是物质的一种特性，密度的大小是物质种类决定的，而与物质的质量 m和体积 V 无关。以下公式中所反映的物理量也具有这一特点的是Rm tSt11.如下图是一种“吸盘式”挂钩，将它紧压在平整、

5、光洁的竖直玻璃面上，可挂衣帽等物品。它的主要部件是一个“橡皮碗”，压平后的外表积为5cm，已知大气压强等于10Pa。则下面有关的说法错误的选项是2 5m10.根据密度公式=可知，密度等于某种物质的质量m 与体积 V 的比值，但UQFWI=c=p=P=2文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4

6、Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10

7、M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X

8、3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6

9、T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H

10、10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A

11、8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7A 挂上衣服

12、后，皮碗与墙壁之间的摩擦力将增大B 吸在玻璃上时无论是否挂上物品，皮碗受力都是平衡的C 被玻璃“吸”住后，皮碗内的气压小于外界大气压D 吸在玻璃上时外外表所受的大气压力为50N 12.如下图是某同学探究电流与电压关系的电路图，开关S闭合后，将滑动变阻器的滑片 P 从 a 端移至 b 端，电流表和电压表的示数变化关系如图乙所示。则由此可知甲乙A当滑动变阻器的滑片P 从 a 端移至 b 端滑动时，电压表和电流表的示数都变小B该电路的电源电压 为 3V C该电路最小功率是1.8W DR的阻值变化范围是0513.如下图，在发电站和居民区两地之间沿直线架设两条输电线，由发电站向居民区输电，两条输电线的电

13、阻是10，假设发电站输出电压220V不变，下列说法正确的选项是A居民区用户用电器上的电压小于220V B每秒钟输电线上产 生的热量 4840J C发电机是利用电磁感应现象工作的D假设出现触电事故，应迅速拉开触电人员3 文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8

14、H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O

15、7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6

16、S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5

17、P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X

18、5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4

19、Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O714.如图是世界上最大的太阳能飞机“阳光动力2

20、 号”在空中飞行的英姿，它的最大飞性高度可达8500 米，最高时速为140 公里，机上设有通话、网络等设备，可随时与地面联络，对此，下面说法错误的选项是A飞机水平匀速飞行时飞行员相对于飞机是静止的B飞机水平匀速飞行 时机翼上方的气压等于下方的气压C飞机是利用超声波与和地面保持联络的D太阳能清洁无污染，属于可再生能源三、作图题每题2 分，共 4 分15.如下图，纸板 M 中心处有一小孔，发光体AB 正对小孔，N 是光屏，虚线为光屏的竖直中线，请在图中画出发光体AB 在光屏上所成像的光路图。第 15 题图第 16 题图16.小强和同学打乒乓球，从球案右侧打出一个上旋球，乒乓球的旋转方向和运动轨迹如

21、下图。请在图中作出乒乓球与球案碰撞时，球案对乒乓球的弹力和摩擦力的示意图。四、实验探究题 17题 4 分，18 题 8 分，19题 6 分，共 18 分17.小明在“探究凸透镜成像规律”的实验时：甲乙丙1他把凸透镜正对着太阳光，在白纸上得到一个亮点F，用直尺进行测量的情况如图甲所示，则凸透镜的焦距约为_cm；2如图乙所示是小明摆放的实验装置，明显还需要调整高度的是_，调整后恰好能从光屏上看到一个实像，生活中的_是利用这个成像特点制作的。3小明同学最近感觉视力下降，他去看医生时，医生用如下图的示意图为他讲解视力下降的道理。由图可知，应佩戴_ 选填“凸透镜”或“凹透镜”矫正视力。4 文档编码:CS

22、6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5

23、H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5

24、A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:

25、CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 H

26、M5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 Z

27、V5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编

28、码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O718.小周和小赵在实验室“探究影响滑动摩擦力大小的因素”。甲乙丙1小周设计了如图甲、乙所示实验方案，为了测木块受到的摩擦力，他用弹簧测力计沿水平方向拉动木块，使其做_ 运动。有实验现象可得出结论，接触面相同时，_。该结论在生活中的应用是 _。选填选项字母A足球守门员戴着防滑手套

29、B用力压住橡皮，擦 去写错的字C在门轴处加润滑油2为了探究滑动摩擦力大小与接触面是否有关，小周沿竖直反向切去一半木块，测得摩擦力大小是图甲中的一半，于是得出，摩擦力大小与接触面积大小成正比。小赵认为此结论不正确，因为_。请你提出此实验过程的更正方案：_。3小赵设计了如图丙所示的实验装置。实验中，小桶内装入适量沙子，滑块恰好做匀速直线运动。已知滑块的质量m1，小桶和沙子的总质量m2。滑块收到的滑动摩擦力f=_ 用符号表示，轻绳与滑轮的摩擦力不计。小桶落地后，滑块继续向前运动，受到的滑动摩擦力将_ 选填“变大”、“变小”或“不变”。4摩擦力的测量属于间接测量，包含有转换和等效思想，以下实验方法与此

30、相同的是 _。选填选项字母A用排水法测量不规则石块的体积B用吸引大头针的 个数来判断电磁铁磁性的强弱C用弹簧测力计测量物体的重力19.小伟和小梁用如下图的电路“测量小灯泡额定功率”的实验，小灯泡上标有“”的字样，灯丝阻值约为10。1请用笔画线代替导线将图所示的实物连成实验电路。2小伟正确连接电路并检查无误后，闭合开关，发现灯泡不亮，立刻要求老师更换灯泡。他的做法欠妥，正确的做法应该是：_。3解决了上述问题后，小伟调节滑动变阻器的滑片使灯泡正常发光，此时电流表的示数如图乙所示，则灯泡的额定功率为_W。4完成上述实验后，小梁设计了如图丙所示的电路，也测出了灯泡的额定功率。已知 R1=25，请完成以

31、下实验步骤；5 文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:

32、CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 H

33、M5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 Z

34、V5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编

35、码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1

36、 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2

37、 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7闭合 S1断开 S2，移动滑片，使电流表的示数为_A；再将开关 S2示数 I；闭合，S 1断开，保持滑动变阻器的滑片不动，读出电流表的灯泡额定功率的表达式为：P额=_用已知量和测量量表示。五、综合应用题第20 题 9 分，第 21 题 9 分，共

38、18 分20.如图所示 是我国 新 型气 垫两栖 登陆船，它 的质量 约为500m。问：g取 10N/kg100t，底 面积 约为1登陆艇漂浮在水面上时，受到的浮力是多少？它静止在水平海滩上时，对海滩的压强约为多少？2假设登陆艇用 4 10 N 的推进力，以 15m/s的航速匀速行驶，则登陆艇的功率是多少？3登陆艇入水后，启动柴油发动机，通过向下喷气将艇身匀速抬高，假设柴油机的工作效率为25，柴油的热值为4.6 10J/kg，则此过程中需要消耗多少千克柴油？21.某物理兴趣小组根据图甲所示电子秤的工作原理，设计出图乙所示的电路，其中压敏电阻R1 的阻值随受到压力大小变化而变化，其允许通过的最大

39、电流为，压敏电阻 R1的阻值与受到压力F 的关系如图丙所示，秤盘和压力杆质量均忽略不计，已知电源电压U=16V，R224。请您计算：1秤盘上不放重物时，电流表的示数是多大？消耗的功率是多少？2秤盘上物体的重量不能超过多少？3如果使电子秤所能称量的最大物重增加100N，在 R1不变的情况下，试通过计算说明应如何改变？6 247文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7

40、Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8

41、H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O

42、7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6

43、S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5

44、P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X

45、5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4

46、Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7参考答案一、填空题1.树干；空气；增大压强2.比热容较大；降低液体的凝固点3.60；靠近4.6；3：2 55.6.10反射；无数；光线在两个镜面间多次反射成像二、选择题7.D 8.D 9.A 10.B 11.D 12.B 13.AC 14.BC 三、作图题15.16.四、实验题17.2光屏照相机3凹透镜18.1匀速直线；压力越大，滑动摩擦力越大；B 2没有控制木块对桌面的压力相等；将切去的木块放在另一半上面；3m2g不变；4C 7 文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4

47、Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10

48、M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X

49、3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6

50、T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H10M5P8H2 ZV5A8X3X5O7文档编码:CS6T4Y6S7Y1 HM5H