平面镜成像实验题目

平面镜成像实验题目 30((1)如图所示，将光屏放在像的位置，发现光屏上并没有像，说明平面镜所成的像是 ________像。 答案 八年级地理上册填图题岩土工程勘察试题省略号的作用及举例应急救援安全知识车间5s试题及答案 :虚 (11?贺州)17((2)在“探究平面镜成像的特点”实验中，如图所示，在玻璃板后面放一支与A完全相同而未点燃的蜡烛，这样做的目的是探究__________________________的关系。 答案:像与物大小 (11?长春)19(如图所示，在探究“平面镜成像的特点”实验中，改变蜡烛A到镜面的距离，移动镜后的蜡烛B，发现B总能与A的像完全重合，说明平面镜成像的大小与物体到镜面的距离______(选填“有关”或“无关”)。过了一段时间，蜡烛A变短则A的像的大小将________。 答案:无关 变短 (11?宁德真题)28(小明在探究平面镜成像特点时，如图所示使用两根完全相同的蜡烛A和B，这是为了比较像和物体的________________关系。当A向玻璃板靠近时，A的像_______(填“靠近”或“远离”)玻璃板。 答案:大小 靠近 (11?南平)26(用如图所示的装置做“探究平面镜成像特点”的实验: (1)图中的B应选用________(填“平面镜”或“薄玻璃板”)。 (2)蜡烛A在B中所成的是________像(填“实”或“虚”)。 accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le 答案:(1)薄玻璃板 (2)虚 (11?聊城)12(小峰同学在“探究平面镜成像的特点”实验时，将玻璃板竖直放在水平桌面上，再取两段相同的蜡烛A和B一前一后竖直放在桌面上，点燃玻璃板前的蜡烛A，移动蜡烛B，直到看上去它跟蜡烛A的像完全重合，如图所示。在此实验中: (1)用两段的蜡烛是为了比较像与物 的关系。 (2)在寻找蜡烛像的位置时，眼睛应该在蜡烛 (填“A”或“B”)这一侧观察。 (3)移去蜡烛B，在其原来的位置上放一光屏，光屏上不能承接到蜡烛A的像，这说明平面镜成的像是 (选填“虚”或“实”)像。 答案:(1)大小 (2)A (3)虚 (11?威海)20((1)在“探究光反射的规律”时，小李进行如图所示的实验，让一束光EO贴着纸板射到平面镜上，在纸板上会看到反射光线OF。将纸板沿ON向拥不后折，此时在NOF面上看不到反射光线，如图乙所示，此实验现象说 明 。在图甲中，如果让光线逆着OF的方向射向镜面，会看到反射光线沿着OE方向射出，这表明 。 (2)图甲是小明同学探究平面镜的实验装置，在竖立的玻璃板前A处放一支点燃的蜡烛，可以看到玻璃板后面出现蜡烛的像，小明拿一支大小和点燃蜡烛相同的蜡烛在玻璃板后accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le 面移动，当移动到A’处时，可以看到它跟像完全重合，由此可以得出的结论是 ;经过三次实验后，在白纸上记录的像与物对应点的位置如图乙所示，下一步你将如何处理“白纸”上的信息得出结论: 。 答案:(1)反射光线、入射光线和法线在同一平面内 光的反射现象中光路是可逆的 (2)像和物的大小相等 用刻度尺量出A和A’、B和B’、C和C’到镜面的距离; B和B’、C和C’到镜面的距离是否相等。 看A和A’、 (11?宿迁)25(如图所示是“探究平面镜成像特点”的情景， (1)该实验采用透明玻璃板代替平面镜，虽然成像不如平面镜清晰，但却能在观察到A蜡烛像的同时，也能观察到B蜡烛，是为了能确定 __ ;选取两支相同的蜡烛，目的是为了 __ ( (2)如果将点燃的蜡烛A远离玻璃板，则像将 __ 玻璃板( 答案:(1)像的位置 比较像与物的大小 (2)远离 (11?连云港)25(在“探究平面镜成像特点”的活动中: (1)实验室提供了如下器材:?厚为2mm的茶色玻璃?厚为5mm的透明玻璃?直尺?光屏?两只相同的蜡烛?火柴。探究活动中应选用的玻璃板是_____(填序号)。 (2)如图所示，点燃A蜡烛，在玻璃板的另一侧慢慢移动B蜡烛，直到与A蜡烛的像____________为止，证明像与物的大小相同。 (3)为了探究平面镜成像的虚实，先移去后面的蜡烛B，并在原位置上放一光屏，发现在光屏上_____________，证明平面镜所成的像是虚像。 答案:(1)? (2)重合 (3)不能接收到像(看不到像) (11?山西)37(小豪用如图所示的实验器材探究“平面镜成像特点”，请你帮他完成下列问题: accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectificati51自学 www.51zixue.cn 第3页 共7页 on time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le (1)为了便于观察，该实验最好在________环境申进行 (填 “较明亮”或 “较黑暗”); (2)实验中观察到蜡烛A在玻璃板后面有两个几乎重叠的像，这是由于_______造成的; (3)如果将蜡烛A向玻璃板靠近，像的大小会_________。 答案:(1)较黑暗 (2)玻璃板较厚 (3)不变 (11?莆田)24(如图所示，某同学在做“探究平面镜成像的特点”实验时，将一块玻璃板竖直架在一把直尺的上面，取两段相同的蜡烛A和B，将A和B一前一后竖直立在直尺上。实验过程中，眼睛始终在蜡烛A的一侧观察。 (1)点燃蜡烛A，调节蜡烛B的位置，当 时，B的位置即为A的像所在的位置。 (2)实验加，直尺的作用是便于比较像与物 的关系;两段蜡烛相同是为了比较像与物 的关系。 (3)用平面镜代替玻璃板，上述实验 (填“能”或“不能”)进行，因为 。 答案:(1)蜡烛B与蜡烛A的像完全重合 (2)到玻璃板距离 大小 (3)不能 不能确定蜡烛A的像的位置 (11?大连)28(如图所示，在探究“平面镜成像的特点”实验中，桌面上已给出的器材有:带支架的玻璃板、铅笔各一个;完全相同的蜡烛两个;白纸一张;火柴—盒。 (1)为完成实验，还需要的实验器材是 。 accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le (2)放置玻璃板时，应该使玻璃板与水平桌面 。 ( (3)做完某次实验后，四个小组都将收集和处理的信息记录在白纸上，如下图所示。 则正确的是 。(只有一个选项正确，将正确选项的字母填在横线上) (4)实验中，看到点燃的蜡烛通过玻璃板成两个像，其中距离观察者较远的像较 ________(选填“亮”或“暗”)。远处的像是来自于蜡烛的入射光经过玻璃板 (只有一个选项正确，将正确选项的字母填在横线上)。 A(一次反射、一次折射形成的 B(两次反射、一次折射形成的 C(一次反射、两次折射形成的 D(两次反射、两次折射形成的 答案:(1)刻度尺 (2)垂直 (3)C (4)暗 C (11?鞍山)28(小明利用平板玻璃、两段完全相同的蜡烛等器材，探究平面镜成像的特点。 (1)选用平板玻璃的目的是___________________________________。 (2)选取两段完全相同的蜡烛的目的是____________________________________。 答案:(1)便于找到像的位置 (2)比较像与物大小关系 (11?烟台)25(图甲为小红同学“探究平面镜成像”的实验装置，其中A、B是两段完全相同的蜡烛，C是平整的白纸，E是玻璃板( accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectificati51自学 www.51zixue.cn 第5页 共7页 on time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le (1)将点燃的蜡烛A放在玻璃板前，观察到玻璃板后有蜡烛的像A,(此时在玻璃板后移动蜡烛B使其与像A,完全重合(但小红无论怎样移动B，始终不能与蜡烛的像A,完全重合，你认为造成这种情况的原因可能是什么? (2)发现问题并改进后，小红重新做实验，并在白纸上记录下多次实验后像与物对应的位置，如图乙所示(请你写出怎样分析处理实验室记录的信息，才能归纳得出实验结论( 答案:(1)玻璃板与纸面没有垂直 (2)利用刻度尺，连接像与物的对应点，分别测量像到镜面的距离和物到镜面的 距离，比较所得数据(或将纸面、沿镜面所在位置对折，判断像与物两点是 否重合) (11?锦州)28(小丽同学在做“探究平面镜成像特点”的实验时，将一块玻璃板竖直立在水平台上，再取两段完全相同的蜡烛A和B，点燃玻璃板前的蜡烛A，进行观察，如图所示。在此实验中: (1)小丽选择玻璃板代替平面镜进行实验的目的是_________________; (2)蜡烛A的像是由于光射到玻璃表面发生___________(填“反射”或“折射”)形成的; (3)小丽将蜡烛A逐渐向玻璃板靠近时，蜡烛A的像将逐渐向________(填“靠近”或“远离”)玻璃板的方向移动，像的大小将__________(填“变大”、“变小”或“不变”); (4)当玻璃板后面的蜡烛B与蜡烛A的像完全重合时，小丽移去蜡烛B，并在蜡烛B所在位置放一光屏，则光屏上________(填“能”或“不能”)承接到蜡烛A的像，此现象说明平面镜所成的是_________像(填“实”或“虚”)。 答案:(1)便于找到虚像的位置 (2)反射 (3)靠近 不变 (4)不能 虚像 (11?宜昌)31(某同学在探究“平面镜成像的特点”的实验中，选用了两只同样的蜡烛，玻璃板等器材。 (1)实验时，取一支点燃的蜡烛A作为研究对象，另一支蜡烛B的作用是______;某同学发现看到蜡烛A的像不清晰，于是他将蜡烛B也点燃，用来增加像的亮度。他这样做______(填“能”或“不能”)使看到的像更清晰。 (2)请在图中画出一条眼睛能看到蜡烛S点的像S′的光路图( 答案:(1)确定像的位置和比较像的大小 不能 (2)评分说明:第(1)问每空1分;第(2)问全对2分，光线没有箭头无分; accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le 虚实线不分无分。 扬声器的原理是电能转化为机械能,机械能转化为声能的过程.具体是扬声器中的线圈通电时,其线圈就会产生磁场,线圈就受磁场力的作用而上下运动,从而带动鼓纸的振动.鼓纸排开空气发出声 动圈式话筒是电磁感应，将声音引起的空气震动，是线圈振动，产生感应电流。 总结: 利用电磁感应原理工作的有:电磁起重机，动圈式话筒，发电机 利用磁场对通电导体有力的作用原理工作的有:电风扇，动圈式扬声器 accountable for the violation, Had a negative impact on society. Corrective measures: (LED Leadership: Luo Mingjun, rectificati51自学 www.51zixue.cn 第7页 共7页 on time: before September 25th, insist for a long time) 1, the initiative to accept social supervision. Give full play to the role of the news media, widely publicized safety production areas to carry out the "four winds" special significance, focus, work measures, dynamic work, the report published telephone. Launched the employees and the whole social supervision and reporting production safety and harm the interests of the masses, the formation of a strong prevention and treatment of the special rectification work atmosphere. 2, enhance political concentration. To strengthen the ideological and political construction, always adhere to the correct political line, politics Governance position, political orientation, political road, continuously enhance political acumen and political discernment, firm road confidence, theory system of self-confidence and self-confidence. To further strengthen the theory of armed Marx doctrine of Chinese consciously use the latest achievements of the armed mind, guide practice and promote the work. With a high degree of political consciousness, the Bureau take the lead in-depth study to implement the spirit of general secretary Xi Jinping's important speech series, and timely to the cadres and workers to study and implement of special supervision and inspection. 3, focus on remediation Yung lazy, scattered. "Cadres and carry out" mediocre, lazy, scattered "special rectification action, strengthen dedication, strong quality", The tree image, team spirit and the socialist core values education, vigorously to create a pioneering spirit, unity and struggle, serious and lively atmosphere. Take a thorough investigation, and severely punish free, absenteeism, tardiness, AWOL behavior, and resolutely put an end to work time on the Internet stocks, playing games, watching entertainment phenomenon. (five) are failing to buck passing the problem of lack of awareness of the overall situation. The individual members of the team too much emphasis on personal interests and the interests of small groups, prior conditions, the first hit "small abacus". The lack of big talk about the principle of small speaking style, have something to say, not behind talking about, no more Tricks of consciousness and self-discipline, relegates, passing each other, not unite to form a good atmosphere, and sometimes even against each other. A few members of the team that is the power sector in the safety supervision department, safety supervision department is working to better cope with personal interests, perfunctory in the daily supervision process, the illegal behavior of enterprise there do not want to offend people speak hard, to relax the stringent requirements of the enterprise. The rectification measures: (LED Le