7．如图所示小蕾同学在研究“电流通过导体产生热量的多�与电流电阻是否有关 时采用了如图所示的实验装置其中abcd四个相同的容器密闭 Sketch Coloring Page

7．如图所示小蕾同学在研究“电流通过导体产生热量的多�与电流电阻是否有关 时采用了如图所示的实验装置其中abcd四个相同的容器密闭 Template

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anonymous

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sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )

anonymous

anonymous
sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )

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anonymous
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sketch #5188 Paul Walker by Taï Marsan

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anonymous
sketch #5188 Paul Walker by Taï Marsan

tomski7．如图所示小蕾同学在研究“电流通过导体产生热量的多�与电流电阻是否有关 时采用了如图所示的实验装置其中abcd四个相同的容器密闭 coloring

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

7．如图所示小蕾同学在研究“电流通过导体产生热量的多�与电流电阻是否有关 时采用了如图所示的实验装置其中abcd四个相同的容器密闭 sketch template

如图所示是小明同学研究串联电路中电流电压特点的 实物连接图当开关闭合时灯L1不亮灯L2亮电流表的指针明显偏转电压表示数为电源电压 sketch template

百度教育 sketch template

图甲是小灯泡L1和L2的电流随电压变化的图像。将它们按图乙所示接入电路中，闭合开关S时，小灯泡L1的实际功率为1W。则下面的说法中正确的是 sketch template

题目如图所示某同学在探究通电导体在磁场中会受到力的作用的实验中用两根水平且平行的�属轨道把一根直导体ab支起来并让这根导体处于蹄形 sketch template

图甲是小灯泡L和定值电阻R的电流与电压的关系，则R的电阻为Ω，现将它们并联后接在电压为2V的电源两端，如图乙，则干路中的电流是A；若将它们串联 sketch template

小明同学用如图所示的实验装置探究“电流通过导体产生的热量与电阻的关系 1实验中通过观察来比较电流产生的热量的多�2为了便于比较 sketch template

如图1所示是小明同学设计的测电阻R的电路图．1请根据这个电路图用笔画线代替导线将图2中的元件连成电路．要求�动变阻器的�片P�左移动时 sketch template

如图所示，闭合开关后，两个通电螺线管中间的小磁针N极�下指。请你在括号内标出电源的“ ”或“﹣”极，并画出乙通电螺线管的绕线方法。百度教育 sketch template

如图是小华同学探究“电流与电压关系”的电路图。 sketch template

小明同学用如图所示的实验装置探究“电流通过导体产生的热量与电阻的关系 1实验中通过观察来比较电流产生的热量的多�2为了便于比较 sketch template

如图所示的电路图是用来研究通过导体的电流跟导体电阻关系的，其中R1与R2为阻值不同的定值电阻，第一次实验用的定值电阻为R1 ，闭合开关后，记 sketch template

百度教育 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

小丽同学用如图甲所示的电路探究通过导体的电流与电压电阻的关系．具体的实验步骤 A．保持电源电压的大小和旋转式电阻箱R1可通过电阻箱上旋钮 sketch template

题目某同学利用如图所示的电路测量小灯泡的电阻小灯泡标有“2．5 V 的字样他记录的实验数据如下表所示其中有一次记录的电流表示数是错误 sketch template

题目小轩同学在“探究电流通过导体产生热量的多�与什么因素有关 时采用了如图所示的实验装置．请仔细观察甲乙两图．1实验中通过观察两个U形 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

如图所示小明同学做了一个小小直流电动机模型．同学们围着观看线圈的转动一起分享着他的成果．爱动�筋的小刚同学提出了问题小明制作的直流电动机 sketch template

小敏用如图甲所示的电路图研究通过导体的电流与导体电阻的关系电源电压恒为6V改变电阻R的阻值调节�动变阻器�片保持R两端的电压不变记 sketch template

百度教育 sketch template

某同学用如图所示的电路来研究通过导体的电流跟导体电阻的关系其中R为定值电阻他第一次实验用的定值电阻的阻值为R1闭合开关后记下电流表示数 sketch template

题目圆圆同学在探究“电流通过导体产生热的多�与什么因素有关 时采用了如图所示的实验装置请仔细观察甲乙两图1实验总通过观察两个U型 sketch template

如图所示图甲中MN为足够大的不带电薄�属板在�属板的右侧距离为d的位置上放入一个电荷量 Q的点电荷O由于静电感应产生了如图所示的电场 sketch template

小芳同学采用如图所示的电路研究“通过某导体的电流与它的电阻关系 实验中她进行了多次测量�们以她分别用5Ω和10Ω的电阻做的两次实验为例 sketch template

如图所示是某学习小组同学设计的研究“电磁铁磁性强弱 的实验电路图实验记录如下 1要判断电磁铁的磁性强弱可观察来确定2比较下 sketch template

11．小敏用如图甲所示的电路研究通过导体的电流与导体电阻的关系电源电压恒为6V．改变电阻R的阻值调节�动变阻器�片保持电阻R两端的电压不 sketch template

小强同学用如图所示的装置验证电流通过导体时产生的热量与导体电阻大小通过导体的电流和通电时间的关系．图中两个密封的烧瓶内盛满质量和温度都相同 sketch template

小明利用如图甲所示的电路探究电流跟电阻的关系．已知电源电压为6V且保持不变�动变阻器上标有“1A30Ω 字样定值电阻分别为5Ω10Ω sketch template

7．关于电流电压电阻的关系下列说法中错误的是 A．导体两端的电压一定时导体的电阻跟电流成反比 B．导体电阻一定时导体中的电流 sketch template

小强同学用如图所示的装置验证电流通过导体时产生的热量与导体电阻大小通过导体的电流和通电时间的关系．图中两个密封的烧瓶内盛满质量和温度都相同 sketch template

小明同学在“制作研究电磁铁 的过程中使用两个相同的大铁钉绕制成电磁铁进行实验如图所示下列说法正确的是 A．电磁铁能吸引的大头针越多 sketch template

某同学用如图甲所示的装置研究电流通过导体产生的热量与导体电阻大小的关系图中两个烧瓶内盛有质量和温度均相等的煤油温度计显示煤油的温度两瓶 sketch template

13．如图4所示电源电压和灯泡电阻都保持不变当�动变阻器的�片P由中点�右移动时下列判断不正确的是 A．电流表和电压表的示数都增大 B sketch template

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