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16．某同学用下图所示装置探究ab两球在碰撞中动量是否守恒该同学利用平抛运动测量两球碰撞前后的速度实验装置和具体做法如下图中pq是斜槽 Template






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sketch 4975 Orange by Marcos Roberto Molina
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tomski16．某同学用下图所示装置探究ab两球在碰撞中动量是否守恒该同学利用平抛运动测量两球碰撞前后的速度实验装置和具体做法如下图中pq是斜槽 coloring
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1为了探究平抛运动规律老师做了如下两个演示实验为了说明平抛运动的竖直分运动是自由落体运动用如图1所示装置进行实验．小锤打击弹性属 sketch template
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题目某同学用下图所示装置探究AB两球在碰撞中动量是否守恒该同学利用平抛运动测量两球碰撞前后的速度实验装置和具体做法如下图中PQ是斜 sketch template
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16．某同学用下图所示装置探究AB两球在碰撞中动量是否守恒该同学利用平抛运动测量两球碰撞前后的速度实验装置和具体做法如下图中PQ是斜槽 sketch template
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13．如图甲所示是“研究平抛运动 的实验装置．1实验前应对实验装置反复调节直到斜槽末端切线水平以保证小球抛出后的运动是平抛运动．2 sketch template
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在探究物体作平抛运动规律的实验中某同学作了下图甲乙所示的实验．如图甲所示的实验中AB两球同时落地说明 如图乙所示的实验中将两个斜 sketch template
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某同学用图所示装置通过半径相同的AB两球的碰撞来验证动量守恒定律图中PQ是斜槽QR为水平槽实验时先使A球从斜槽上某一固定位置G由静止 sketch template
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两个同学根据不同的实验条件，进行了“探究平抛运动的特点”实验．1小吴同学用如图甲所示的装置探究平抛运动竖直分运动的特点，用小锤击打弹性属 sketch template
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某同学用如图所示装置通过半径相同的AB两球的碰撞来验证动量守恒定律图中PQ是斜槽QR为水平槽实验时先使A球从斜槽上某一固定位置G由静止 sketch template
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某同学用如图1所示的装置进行“探究平抛运动规律 的实验1用小锤打击弹性属片属片把A球沿水平方弹出同时B球被松开自由下落 sketch template
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某同学用如图甲所示装置来验证动量守恒定律，实验时先让小球a从斜槽轨道上某固定点处由静止开始滚下，在水平地面上的记录纸上留下痕迹，重复10次 sketch template
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题目如图所示某同学用图装置做验证动量守恒定律的实验先将a球从斜槽轨道上某固定点处由静止开始滚下在水平地面上的记录纸上留下压痕重复 sketch template
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某同学用如图所示装置“研究物体的加速度与外力关系 他将光电门固定在气垫轨道上的某点B处调节气垫导轨水平后用重力为F的钩码经绕过轮的 sketch template
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14．某同学利用图1所示装置做“研究平抛运动 的实验根据实验结果在坐标纸上描出了小球水平抛出后的运动轨迹但不慎将画有轨迹图线的坐标纸丢失了 sketch template
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题目某同学用如图所示的实验装置来验证“力的平行四边形定则 弹簧测力计A挂于固定点P下端用细线挂一重物弹簧测力计B的一端用细线系于O点 sketch template
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32．某化学课外小组同学用如图所示实验验证质量守恒定律 1某甲同学用A装置探究质量守恒定律实验步骤如下 如图将烧杯放在天平上用砝码 sketch template
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题目某同学用如图所示的实验装置来验证“力的平行四边形定则 弹簧测力计A挂于固定点P下端用细线挂一重物M弹簧测力计B的一端用细线系于O sketch template
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22（5分） 某同学利用图（a）所示装置研究平抛运动的规律，实验时该同学使用闪仪和照相机对平2021高考理综 全国乙卷答案和在线做题 sketch template
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多选图中的实线所示是某同学利用力传感器悬挂一砝码在竖直方运动时数据采集器记录下的力传感器中拉力的大小变化情况由图可知ABCD四段图 sketch template
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12．某同学用如图所示装置测量重力加速度g所用交流电率为50 Hz在所选纸带上取某点为0号计数点然后每3个点取一个计数点所以测量数据 sketch template
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实验分析：某同学用如图所示的实验装置测量小车从斜面顶部自由下时的平均速度，并将测得的几项数据填入下表． 百度教育 sketch template
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16．某同学用如图1所示的实验装置验证机械能守恒定律按照正确的操作选得纸带如图2所示其中O是起始点ABC是打点计时器连续打下的3个点 sketch template
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32．某化学课外小组同学用如图所示实验验证质量守恒定律 1某甲同学用A装置探究质量守恒定律实验步骤如下 如图将烧杯放在天平上用砝码 sketch template
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12．某同学用如图所示装置测量重力加速度g所用交流电率为50 Hz在所选纸带上取某点为0号计数点然后每3个点取一个计数点所以测量数据 sketch template
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某同学用下图所示实验装置对质量守恒定律进行探究请回答1反应前托盘天平的指针指刻度盘的中间那么两种物质反应后托盘天平的指针 sketch template
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某同学用下图所示的实验装置研究小车在斜面上的运动实验步骤如下 A．安装好实验器材b．接通电源后让拖着纸带的小车沿平板斜面下运动重复 sketch template
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某化学小组的同学用下图所示装置做了两个兴趣实验 1检验装置Ⅰ气密性的方法是关闭K1和K2长颈漏斗中注液体至液面高出漏斗的下端管口 sketch template
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同学们用下图所示装置进行实验验证CO2与NaOHCaOH2都能生反应分别甲乙两个瓶中注入量等体积的两种溶液观察实验现象 sketch template
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甲乙两小组同学分别用下图所示装置做兴趣实验1甲组实验 在A装置的锥形瓶中加入大理石长颈漏斗中注入稀盐酸A中反应的化学方程式为 sketch template
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某同学用如图所示的实验装置探究小车动能变化与合外力对它所做功的关系图中A为小车连接在小车后面的纸带穿过打点计时器B的限位孔它们均置于水平 sketch template
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16．实验室用下图所示装置制取乙烯 1仪器A的名称 A装置中主要反应的化学方程式 2仪器B中盛装的试剂是 3装入 sketch template
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甲乙两同学用下图所示装置进行实验探究硝酸与铁反应的产物．文献记载I．在浓硝酸和活泼属反应过程中随着硝酸浓度的降低其生成的产物有 4 sketch template
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某同学用下图所示的装置做测定空气的中氧含量的含量的实验1红磷在集气瓶中燃烧可观察到的现象是 2红磷熄灭并冷却后打开弹簧夹后观察 sketch template
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某同学用下图所示的装置做测定空气的中氧含量的含量的实验1红磷在集气瓶中燃烧可观察到的现象是 2红磷熄灭并冷却后打开弹簧夹后观察 sketch template
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24．某同学用下图所示装置做验证质量守恒定律的实验他将锥形瓶倾斜使稀盐酸与大理石接触待充分反应后天平指针的指应是 填“a方 “b sketch template
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16．下列气体能用下图所示装置收集的是 A．C2H4 B．CO2 C．CH4 D．Cl2——青夏教育精英家教—— sketch template