如图甲所示为古人巧妙应用杠杆的智慧结晶——舂，当人用力踩横木一端时，松脚后横木绕某点转动，另一端碓头下落，击打石臼内的谷物。图乙是用力踩在横木 Sketch Coloring Page

如图甲所示为古人巧妙应用杠杆的智慧结晶——舂，当人用力踩横木一端时，松脚后横木绕某点转动，另一端碓头下落，击打石臼内的谷物。图乙是用力踩在横木 Template

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anonymous

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tomski如图甲所示为古人巧妙应用杠杆的智慧结晶——舂，当人用力踩横木一端时，松脚后横木绕某点转动，另一端碓头下落，击打石臼内的谷物。图乙是用力踩在横木 coloring

如图甲所示为古人巧妙应用杠杆的智慧结晶——舂，当人用力踩横木一端时，松脚后横木绕某点转动，另一端碓头下落，击打石臼内的谷物。图乙是用力踩在横木 sketch template

如图甲所示，桔槔是�国古代汲水的一种器具，可看作杠杆，图乙是其简化示意图。请在图乙的A点中作出水桶所受重力G的示意图，并画出力F1的力臂l1。 sketch template

百度教育 sketch template

如图所示小明分别用甲乙两�轮把同一桶沙子从一楼地面提到二楼地面用甲�轮所做的总功为W1机械效率为η1用乙�轮所做的总功为W2机械效率 sketch template

如图甲所示，英国工程师詹姆斯瓦特于年为蒸汽机速度控高途 sketch template

如图甲所示人的手臂相当于一个杠杆它的支点在O点．请你画出图中铅球对手的作用力F的力臂L如图乙所示重为G的木箱A静止在斜面上请作出木箱 sketch template

百度教育 sketch template

百度教育 sketch template

如图甲所示�国“�阳红09 母船正在进行投放“蛟龙号载人深潜器试验调控两根伸缩杆使“∩ 形架绕固定在甲板上的转轴转动至图甲所示位置时 sketch template

用四个�轮和两根相同的绳子组成如图所示的甲、乙两个�轮组用它们匀速提起货物在绳自由端施加竖直的拉力分别为F甲和F乙物重分别为G甲和G乙 sketch template

如图所示甲乙两人将两包水泥从一楼抬上三楼．甲在前乙在后水泥挂在木棒上的位置离甲较远离乙较�假设甲乙两人对水泥所做的功分别为W甲 sketch template

如图甲所示，一物块以一定初速度沿倾角为的固定斜面上高途 sketch template

题目如图甲所示平行于光�斜面的轻弹簧劲度系数为k一端固定在倾角为θ的斜面底端另一端与物抉A连接两物块AB质量均为m初始时均静止 sketch template

如图所示小柯积极参加体育锻炼．1图甲所示为小柯初学俯卧�时的姿势图乙所示为他经练习后的俯卧�姿势．图乙中小柯双手所受的支持力＞＞图甲的 sketch template

如图甲所示，用刻度尺测量一物体的长度，物体的长度为cm；如图乙所示，图中是分度值为01s的机械秒表，其示数是s。 sketch template

如图所示甲乙丙三个相同的杠杆所挂的物体受到的重力均为G它们分别在方�如图所示的力F1F2F3作用下处于平衡状态那么 A sketch template

小李在“探究物质熔化规律”实验中，所用装置如图甲所示。�在安装器材时应按照选填（“从上到下”或“从下到上”）的顺序安装器材；�从图乙可知物质在 sketch template

实验室常用的弹簧测力计如图甲所示弹簧的一端与连接有挂钩的拉杆相连另一端固定在外壳上的O点外壳上固定一个圆环整个外壳重为G弹簧和拉杆的 sketch template

如图甲所示，小童在�上看到一个神奇的实验，利用四个梯形的�料片，围成一圈立在手机上，就可以将手机上的影像成在空中，形成具有“3D”效果的“全息 sketch template

下图为渗透作用实验开始时如图甲所示A代表清水BC代表蔗糖溶液过一段时间后结果如图乙漏斗管内液面不再变化h1h2表示漏斗内液面与 sketch template

如图甲所示小明在做实验时待测力F施加在钩环上此时示数为2N则F小于填“大于 “小于或“等于 2N如图乙所示若弹簧测力计示数无法调 sketch template

如图所示甲乙两个物块分别系在一条跨过定�轮的轻绳两端已知甲的质量为300g乙的质量为100g不计�擦g取10m/s2则甲乙运动 sketch template

如图甲所示物体甲重20N被50N的水平压力F甲压在竖直墙壁上保持静止．如图乙所示物体乙重60N在30N的水平拉力F乙作用下沿 sketch template

如图甲所示是小明“探究电流与电压、电阻的关系”的实验电路图。选用的实验器材是：电源3V、电流表（00 6A）、出卷� sketch template

如图所示的电路中，电源电压恒定，小灯泡标有“10V 05A”的字样（灯丝的电阻不变），定值电阻。当开关都断开时，接入电路中的电流表的示数为0 sketch template

如图所示甲乙两图都是用来“验证机械能守恒定律 的装置示意图已知该打点计时器的打点�率为50Hz．重力加速度为g1甲乙两图相比较 图 sketch template

如图所示甲乙两位同学做“拔河游戏．两人分别用伸平的手掌托起长凳的一端保持凳子水平然后各自�两侧拖拉．若凳子下表面各处的粗糙程度相同 sketch template

如图所示为相距6米在同一水平面上同时开始沿一直线运动的甲乙两辆小车的s T图象则 A．甲乙运动的快慢相同B．运动3秒甲通过的路程比乙 sketch template

题目如图甲所示把边长为01m的正方体木块放入水中静止时有的体积浸在水中然后在其上表面放一块底面积为20×10 3m2的小柱体 sketch template

如图甲所示底面积为S1＝690 Cm2的圆柱形容器甲内放置一个底面积S2＝345 Cm2的圆柱形铝筒铝筒内装一铁块已知铝筒和铁块总重40 sketch template

如图所示为表示甲乙物体运动的s T图象则其中错误的是 A．甲物体做变速直线运动乙物体做匀速直线运动B．两物体的初速度都为零C．在t1 sketch template

写出游标卡尺的读数．1如图甲读数是 Mm2如图乙读数是 Cm3如图丙读数是 Mm 题目和参考答案——青夏教育精英家教�—— sketch template

如图甲所示在“研究充水玻璃管中气泡的运动规律实验中1若测得气泡从管子的底端运动到顶端的路程为56cm所用的时间为7s则在这个过程 sketch template

如图所示小米在两个相同试管甲和乙中分别装入初温和质量相同的水然后将沸腾时产生的水蒸气直接通入试管甲的水中水蒸气在甲中几乎全部液化待甲中 sketch template

在图所示的电路中，电源电压不变，闭合开关，电流表A表的示数将，电压表V表的示数将。 sketch template

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