4．如图所示为健身用的“�步机．质量为m的运动�踩在与水平面成α角的静止皮带上运动�用力�后蹬皮带．皮带运动过程中受到阻力恒为ff使皮带 Sketch Coloring Page

4．如图所示为健身用的“�步机．质量为m的运动�踩在与水平面成α角的静止皮带上运动�用力�后蹬皮带．皮带运动过程中受到阻力恒为ff使皮带 Template

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Take a peek at some of the sketches created by our users, are you a sketchite?

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sketch #214 bugs bunny

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sketch #214 bugs bunny

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sketch #5270 Fresh prince by Fatér Szilvia

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anonymous
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anonymous
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anonymous
sketch #3499 Alien Laura Gutierrez Hinojosa

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sketch #846 cat fridayz z z zzzz zz

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tomski4．如图所示为健身用的“�步机．质量为m的运动�踩在与水平面成α角的静止皮带上运动�用力�后蹬皮带．皮带运动过程中受到阻力恒为ff使皮带 coloring

4．如图所示为健身用的“�步机 ．质量为m的运动�踩在与水平面成α角的静止皮带上运动�用力�后蹬皮带．皮带运动过程中受到阻力恒为Ff使皮带 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

30．如图所示用�轮组提起重G的物体绳子自由端拉力为F重物以速度勘匀速上升不计�擦和绳重则 1�轮组的机械效率为 2 sketch template

同学们用如图所示的“杆线�”研究�的�期与等效重力加速度的关系杆线�可以绕着立柱OO来回�动（立柱并不转动），使�球的运动轨迹被约束在一个 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，工人站在水平台面上用�轮组提货物。工人第一次竖直�上用200N的力拉绳子时，货物未离开水平台面；第二次竖直�上拉动绳子，使货物以0 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

29．如图所示使一薄钢条下端固定现分别用不同的力去推它使其�生甲乙丙丁各图所示的形变如果F1=F3=F4&gtF2能说明力的作用 sketch template

如图所示为标有“5V 400mA 的充电器5V表示充电电压是5V400mA是其最大输出电流．小明�现每次充电时间太长了他想能否通过提高 sketch template

如图所示�路工人用撬棒撬石头O为撬棒的支点请画出作用在撬棒上动力F的力臂．题目和参考答案——青夏教育精英家教�—— sketch template

用如图所示甲乙两个�轮组分别提起相同的质量的物体．两个�轮组的动�轮的质量相同不计�擦则A．F甲> F乙η甲>η乙B．F甲 sketch template

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63．工人用如图所示的�轮组提升重物在10s内将240N的物体匀速提升2m已知工人的拉力为100N不计绳重与�擦阻力求 1工人 sketch template

如图所示为一轻质弹簧的长度l和弹力F大小的关系图象试由图线确定1弹簧的原长2弹簧的劲度系数3弹簧长为020m时弹力的大小 sketch template

铰制孔用螺栓组连接的三种方案如图所示。已知L=300mm，a=60mm，试求螺栓连接的三个方案中，受力最大的螺栓所受的横�载荷Fs 知乎 sketch template

如图所示为某种物质的降温凝固图象．由图象可知该物质的凝固点为0℃0℃图象中BCBC段表示凝固过程．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示，在a、b两点固定着两个带等量异种电荷的点电荷，c、d两点将a、b两点的连线三等分，e、f是a、b两点连线的中垂线上的两点，且e、f到 sketch template

百度教育 sketch template

如图所示的装置中弹簧测力计的示数为3N乙物质量为05kg底面积为2cm2甲乙均保持静止状态不计弹簧测力计的自重则甲物质量是 sketch template

如图所示的电路中，电源电压保持不变。闭合开关S后，�片P从b端移动到a端的过程，电压表示数U与电流表示数I的关系图像如图所示。下列说法正确的是（ 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

如图所示，电源电压恒为18V，定值电阻R1=20Ω，�动变阻器R2标有“40Ω 05A”，电流表A的量程为006A，电压表量程为0 sketch template

如图所示建�工人用一个�轮组匀速提起一桶质量为21kg的沙子沙子在10s内上升6m绳重桶重与�擦不计工人所用的拉力为100Ng sketch template

如图所示某同学用天平测一木块的质量盘中共有50g砝码1个20g砝码2个游码在标尺上的位置如图所示则该木块的质量为 G如果把该实验移 sketch template

如图所示为甲乙两物体从同一地点开始沿同一直线运动的位移时间x T图象则下列说法正确的是 A．甲物体做曲线运动乙物体做匀变速直线 sketch template

如图所示为一气体温度计的结构示意图储有一定质量理想气体的测温泡P通过细管与水银压强计左臂A相连压强计右管B和C与大气相通移动右管B可 sketch template

如图所示为“验证力的平行四边形定则 的实验装置图．1请将下面实验的主要步骤补充完整．�将橡皮筋的一端固定在木板上的A点另一端拴上两根绳套 sketch template

如图所示边长为L的正方体空心�属盒和实心�属球各一个．若把球放在盒内密封后放入密度为ρ的液体中�属盒有h1的高度露出液面如图甲所示若把 sketch template

如图所示为一个中间有抽头的电磁铁的示意图小明为了研究外形相同的电磁铁磁性的强弱与通电电流的大小及线圈匝数的关系做了如下实验实验步骤为 sketch template

如图所示为比较ab两种液体的比热容及12两种燃料的热值甲乙丙三图中的装置相同燃料的质量均为10g烧杯内的液体初温相同．当燃料燃 sketch template

如图所示的电路中abcd表是电流表或电压表且示数单位是A或V这些表的示数分别为1236表a的示数大于表b的示数由此可知表 sketch template

如图所示为多用电表欧姆挡的原理示意图其中电流表的满偏电流为300μA内阻Rg=100Ω调零电阻最大值R=50kΩ串联的固定电阻R0 sketch template

如图所示为直流电动机的工作原理图．以下相关的分析中正确的是 A．电动机的工作原理是电磁感应B．电动机工作过程中消耗的电能全部转化为机械能 sketch template

如图所示为实验室电磁炮的模型图在倾角θ=37°的绝缘斜面上固定两条不计电阻宽d=1m的平行�属导轨．导轨处在垂直斜面�下B=2T的匀强磁场 sketch template

如图所示为一定质量的理想气体的p V图线AB段表示变化过程BC段表示 过程AC段是一段双曲线表示变化过程 题目和参考答案——青夏 sketch template

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