河南省郑州市第一中学【最新】高一上学期期中地理试题
2019-2020学年河南省郑州市第一中学高一上学期期中考试物理试题及答案
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高一 物理试题 第 1 页(共 4 页) 郑州市第一中学2019—2020 学年上期中高一物理试题说明:1.本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)满分 100 分,考试时间 90分钟。
2.将第Ⅰ卷的答案代表字母填(涂)在第Ⅱ卷的答题表(答题卡)中。
第Ⅰ卷 (选择题,共 48 分)一、选择题:本题共 12 小题,每小题 4 分,共 48 分,其中 1~9 题为单选题,10~12 题 为多选题。
1.以下说法中,你认为正确的是( )A .把物体抽象为质点后,物体自身的质量和大小均可以忽略不计B .小的物体一定能看成质点,大的物体一定不能看成质点C .平均速度 v =x t∆∆,当 Δt 充分小时,该式可以表示 t 时刻的瞬时速度 D .时间和时刻的区别在于长短不同,长的为时间,短的为时刻2.关于重力和弹力,下列说法正确的是( )A. 重心就是物体所受重力的等效作用点,故重心一定在物体上B. 任何几何形状规则的物体的重心必与其几何中心重合C. 用一根竹竿拨动水中的木头,木头受到竹竿的弹力,是由于木头发生形变产生的D. 挂在电线下的电灯受到向上的拉力,是因为电线发生微小形变产生的3.一个质点在某一段运动过程中,下列说法正确的是( )A .加速度大小不变时一定是匀变速直线运动B .速度大小不变时可能是匀速直线运动C .某时刻加速度为 0,则此时刻速度一定为 0D .某时刻速度为 0,则此时刻加速度一定为 04.在一次交通事故中,交通警察测量出肇事车辆的刹车痕迹是 30 m ,该车辆最大刹车加 速度是 15 m/s 2,该路段的限速为 60 km/h.则该车( )A .超速B .不超速C .无法判断D .速度刚好是 60 km/h5. 氢气球用绳子系着一个重物,以 10m/s 的速度匀速竖直上升,当到达 40 m 高度时,绳 子突然断开,重物从断开到落地过程(g =10 m/s 2)( )A. 下落时间为 5 sB. 下落时间为 6 sC. 落地速度大小为 10 m/sD. 落地速度大小为 30 m/s6.蹦极是一项刺激的户外休闲活动,足以使蹦极者在空中体验几秒钟的“自由落体”。
河南省郑州市第一中学2022-学年高二地理上学期入学考试测试试题(含解析)
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【解析】
试题分析:
【9题详解】
喜马拉雅山南麓位于热带季风西南风的迎风坡,来自印度洋的西南暖湿气流沿着河流峡谷进入北部地区,沿着河谷地区降水量比同纬度两侧多,所以此题A正确。
【10题详解】
图中河谷主要是地壳上升,河流下切,内力和外力共同作用的结果,而东非大裂谷的成因主要是内力作用;而且图中河谷的内力作用来自两大板块的张裂,而东非大裂谷那么是由于非洲板块内部小板块的张裂所致,所以此题B不正确。
考点:此题主要考查气压带和风带。
图甲为“我国某区域图〞,图乙为“图甲中山地的气温、降水与高度的关系图〞。读图完成以下各题。
11. 图甲中山峰最可能位于
A. 太行山脉B. 武夷山脉
C. 长白山脉D. 横断山脉
12. 图乙中年降水量最多的地点的海拔及气温年较差约为
A. 930米 10 ℃B. 930米 35 ℃
地形区界线
1、内蒙古高原和东北平原界线:大兴安岭。
2、黄土高原和华北平原界线:太行山脉。
3、四川盆地和长江中下游平原界线:巫山。
4、云贵高原和青藏高原界线、四川盆地与青藏高原界线:横断山脉。
5、准噶尔盆地和塔里木盆地界线:天山山脉。
6、青藏高原和塔里木盆地界线:昆仑山脉。
以下图为“沿 106.5°E 我国局部地形剖面图〞,据此完成以下问题。
A. 季风气候对河流水文特征的影响B. 黄土高原冬季受侵蚀更强烈
C. 人类活动对河流水文特征的影响D. 泾河流量的年际变化非常大
【答案】14. A 15. D 16. A
【解析】
【14题详解】
陕西的“一山一水〞分别指秦岭、渭河,秦岭横贯中国中部的东西走向山脉。西起甘肃经陕西南部到河南西部,主体位于陕西省南部与四川省北部交界处,为黄河支流渭河与长江支流汉水的分水岭;秦岭北部是渭河,黄河最大的一级支流;南部是汉江,长江最大的一级支流。A正确,BCD错误。应选A。
2023-2024学年河南省郑州市第一中学高二下学期期中考试生物试题
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2023-2024学年河南省郑州市第一中学高二下学期期中考试生物试题1.据国家卫健委数据显示,2023年9月-11月,支原体肺炎在我国发病率有所上升,尤其是在部分南方地区上升明显。
支原体肺炎是由肺炎支原体感染、呼吸道感染所引起肺部炎症的一种传染病,支原体是介乎于病毒和细菌间的一种病原体。
下列叙述正确的是()A.支原体的遗传物质主要分布在染色体上B.支原体的核酸经彻底水解后,可产生8种产物C.阿奇霉素能够有效抑制支原体细胞壁的形成,从而抑制其生长和繁殖,从而快速减轻病情并缩短疾病的持续D.支原体虽没有细胞结构,却能独立完成各项生命活动2.细胞和生物体的各种生命活动都有其物质基础,下列关于元素与化合物叙述正确的是()A.细胞中的各种元素、无机盐大多数分别以化合物、离子的形式存在B.碳是生物体内最基本的元素,其原因是碳元素在细胞干重中含量第一C.细胞中的糖类都是主要的能源物质,脂质都是良好的储能物质D.多糖、蛋白质、核酸彻底水解产物分别为葡萄糖、氨基酸和核苷酸3.阿胶被称为“中药三宝”之一,是利用驴皮为主要原材料熬制而成,因含有大量的胶原蛋白呈暗红的凝胶状,对于贫血、营养不良等有明显的疗效,下列有关分析正确的是()A.驴胶能用于治疗贫血症状是因为驴胶中含有Fe、Zn、Ca等微量元素B.驴胶能用于治疗营养不良症状是因为驴胶能为人体提供多种非必需氨基酸C.高温能破坏蛋白质的肽键,会使阿胶蛋白失去其营养价值D.驴皮细胞内的某种蛋白质含有n条肽链,由m个氨基酸参与合成,则该蛋白质至少含有m+n个氧原子4.经常饮用奶茶容易导致人体肥胖、神经过敏、早衰、糖尿病等危害,这些危害与奶茶中所含成分有很大关系。
某生物兴趣小组从某著名品牌的奶茶店买回一杯无色奶茶,欲对其相关成分进行鉴定。
下列相关叙述错误的是()A.可用碘液检测是否含淀粉,若呈蓝色,则奶茶中含淀粉B.用双缩脲试剂检测是否含蛋白质,应先加A液,再加B液C.用苏丹Ⅲ染液检测是否含脂肪,若呈橘黄色,则说明奶茶中含有脂肪D.若奶茶中含还原糖,用斐林试剂检测时,混匀后可观察到奶茶由无色变成砖红色5.油炸臭豆腐是一种风味小吃,制作时需要将豆腐浸入含有乳酸菌和芽孢杆菌等微生物的卤汁中发酵,相关叙述错误的是()A.卤汁中的乳酸菌和芽孢杆菌存在竞争关系B.乳酸菌发酵产生了乳酸和二氧化碳,需定期排气C.微生物发酵产生不同的代谢物使得臭豆腐具有独特的味道D.制作臭豆腐时,豆腐相当于微生物生长的培养基6.如下是利用微生物制作果酒、果醋的流程示意图,下列相关叙述正确的是()A.挑选葡萄时,去除腐烂的籽粒和枝梗后再冲洗B.果酒制作时,将葡萄汁装入发酵瓶时,要留有大约2/3的空间,有利于增加酵母菌数量C.为提高果酒的品质,可在果汁中加入人工培养的菌种D.制作果醋时,利用了醋酸菌在无氧条件下产生了乙酸7.某种物质S(一种含有C、H、N的有机物)难以降解,会对环境造成污染,只有某些细菌能降解S。
河南郑州市第一中学高一物理上学期期中考试试题
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河南郑州市第一中学高一物理上学期期中考试试题一、选择题1.下列说法中正确的是A .平时我们问“现在什么时间?”里的“时间”是指时刻而不是指时间间隔B .“坐地日行八万里”是以地球为参考系C .研究短跑运动员的起跑姿势时,由于运动员是静止的,所以可以将运动员看做质点D .对直线运动的某个过程,路程一定等于位移的大小2.如图所示,表示五个共点力的有向线段恰分别构成正六边形的两条邻边和三条对角线.已知F 1=10 N ,这五个共点力的合力大小为( )A .0B .30 NC .60 ND .90 N3.有下列几种情形,正确的是( )A .点火后即将升空的火箭,因为火箭还没运动,所以加速度一定为零B .高速公路上沿直线高速行驶的轿车为避免事故紧急刹车,因紧急刹车,速度变化很快,所以加速度很大C .高速行驶的磁悬浮列车,因速度很大,所以加速度一定很大D .100米比赛中,甲比乙跑的快,说明甲的加速度大于乙的加速度4.鱼在水中沿直线水平向左减速游动过程中,水对鱼的作用力方向合理的是( )A .B .C .D .5.水下潜水器某次海试活动中,完成任务后从海底竖直上浮,从上浮速度为v 时开始计时,此后匀减速上浮,经过时间t 上浮到海面,速度恰好为零,则蛟龙号在()00t t t <时刻距离海平面的深度为( )A .2vtB .0012t vt t ⎛⎫- ⎪⎝⎭C .202t tvD .()202v t t t-6.甲、乙、丙三辆汽车同时以相同的速度经过某一路标,此后甲一直做匀速直线运动,乙先加速后减速,丙先减速后加速,它们经过下一路标时的速度仍相同,则A.甲车先经过下一个路标B.乙车先经过下一个路标C.丙车先经过下一个路标D.无法判断谁先经过下一个路标7.以下各物理量属于矢量的是A.质量B.时间间隔C.摩擦力D.动摩擦因数8.如图为某物体做直线运动的v t 图像,关于物体在前4s的运动情况,下列说法正确的是()A.物体始终向同一方向运动B.物体的加速度大小不变,方向与初速度方向相同C.物体在前2s内做加速运动D.物体在前2s内做减速运动9.如图所示,有3000个质量均为m的小球,将它们用长度相等的轻绳依次连接,再将其左端用细绳固定在天花板上,右端施加一水平力使全部小球静止.若连接天花板的细绳与水平方向的夹角为37°.则第1218个小球与1219个小球之间的轻绳与水平方向的夹角α的正切值等于(sin37°=0.6,cos37°=0.8)A.17814000B.12194000C.6092000D.891200010.四辆小车从同一地点向同一方向运动的情况分别如图所示,下列说法正确的是A.甲车做直线运动,乙车做曲线运动B.在0~t2时间内,丙、丁两车在t2时刻相距最远C.这四辆车均从静止开始运动D.在t1时刻甲乙两车瞬时速度相等11.下列语句中加点部分描绘的运动情景,可以选取山为参考系的是()A.两岸猿声啼不住,轻舟已过万重山B.小小竹排江中游,巍巍青山两岸走C.满眼风波多闪灼,看山恰似走来迎D.两岸青山相对出,孤帆一片日边来12.一遥控玩具汽车在平直路上运动的位移﹣时间图象如图所示,则()A.15s内汽车的位移为 300mB.前10s内汽车的加速度为3m/s2C.20s末汽车的速度为﹣1m/sD.前 25s内汽车做单方向直线运动13.下列说法正确的是()A.木块放在水平桌面上受到一个向上的弹力,这是由于木块发生微小形变而产生的B.质量均匀分布,形状规则的物体的重心可能在物体上,也可能在物体外C.摩擦力的方向总是与物体的运动方向相反D.已知磁铁间有相互作用,由此可知力可以离开物体而单独存在14.一个小石块从空中a点自由落下,先后经过b点和c点,不计空气阻力。
2021-2022学年河南省郑州市高一上期期末地理试题
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2021-2022学年河南省郑州市高一上期期末地理试题我国天问一号探测器于2020年7月23日发射升空。
2021年5月22日,天问一号探测器携带的“祝融号”火星车成功着陆火星,并开始巡视探测。
下图为太阳系结构示意图。
据此完成下面小题。
1.天问一号探测器在前往火星过程中穿过的等级最低的天体系统是()A.地月系B.太阳系C.银河系D.可观测宇宙2.“祝融号”着陆的天体是()A.①B.②C.③D.④北京时间2021年11月2日上午10时55分,风云三号卫星的空间望远镜拍到太阳日面局部区域出现突然“增亮”现象。
8分30秒后,位于地球上空约三万六千公里地球同步轨道的气象卫星观测到射线能量的突增。
据此完成下面小题。
3. 突然“增亮”现象发生在()A.光球层B.色球层C.日冕D.太阳内部4.该现象发生时,地球上可能会出现()①极昼现象②指南针失灵③极光现象④卫星通信中断⑤森林大火A.①②③B.①③④C.②③④D.③④⑤地质记录中的断代是指沉积岩层的地质记录并不总是连续的。
下左图为地质年代表,下右图为甲、乙两地地层示意图。
据此完成下面小题。
5.地质年代划分的主要依据有( )A .生物演化B .地层深度C .岩石类型D .地形类型6.D 岩层形成时代最可能是( )A .二叠纪B .三叠纪C .侏罗纪D .白垩纪7.根据甲地岩层分布可推断出乙地( )A .V 与X 出现断代B .X 与Y 出现断代C .Y 与Z 出现断代D .没有出现断代地球的内部结构难以直接观察,科学家主要通过研究地震波来了解地球的内部结构(下图)。
据此完成下面小题。
8.在地下2900km处()A.纵波消失B.横波速度减慢C.纵波速度减慢D.横波速度加快9.莫霍界面位于()A.①B.②C.③D.④10.图中表示岩石圈的是()A.甲B.乙C.丙D.丁小明同学希望游遍人民币上的景点来领略祖国大好河山。
今年暑假,小明首先游览了20元人民币上的景点(下图)。
河南省郑州市第一中学2018-2019学年高二下学期期中考试数学(理)试题(解析版)
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2018-2019学年河南省郑州市第一中学高二下学期期中考试数学(理)试题一、选择题:本大题共12小题,每小题5分,共60分.在每小题给出的四个选项中,只有一项是符合题目要求的.1.用反证法证明命题55整除”时,其反设正确的是()A. 5整除B. 5整除C. 5整除5整除【答案】C【解析】【分析】5整除的否定即可.55整除,选C.【点睛】本题考查反证法,考查基本分析判断能力,属基础题.2.)A. B. D.【答案】B【解析】【分析】,,对应点为 B.【点睛】本题考查复数代数形式以及复数几何意义,考查基本分析求解能力,属基础题.3.)A. B. D.【答案】D【解析】【分析】先求导数,再根据导数几何意义得结果.D.【点睛】本题考查导数几何意义,考查基本分析求解能力,属基础题.4.a、b、c S,内切圆半径为r可知,四面体S−ABC的四个面的面积分别为S1、S2、S3、S4,内切球半径为R,四面体S−ABC的体积为V,则R等于C.【答案】C【解析】解:设四面体的内切球的球心为O,则球心O到四个面的距离都是R,所以四面体的体积等于以O为顶点,分别以四个面为底面的4个三棱锥体积的和.则四面体的体积为R=B5.)A. 60B. 64C. 160D.【答案】A【解析】【分析】根据二项展开式通项公式求特定项系数.,因此含项的系数为 A.【点睛】本题考查二项展开式通项公式,考查基本分析求解能力,属基础题.6.高二年级的三个班去甲、乙、丙、丁四个工厂参加社会实践,但去哪个工厂可以自由选择,甲工厂必须有班级要去,则不同的分配方案有()A. B. 37种 C. 18种 D. 16种【答案】B【解析】【分析】根据间接法求解甲工厂没有班级去的方法数即可.【详解】高二年级的B.【点睛】本题考查排列组合,考查基本分析求解能力,属基础题. 7.的模等于()A. B. D. 2【答案】D【解析】【分析】.,所以 D.【点睛】本题考查纯虚数以及复数的模,考查基本分析求解能力,属基础题.8.停车场划出一排9个停车位置,今有5辆不同的车需要停放,若要求剩余的4个空车位连在一起,则不同的停车方法有()A. B. D.【答案】D【解析】【分析】剩余的4个空车位看作一个元素,由相邻问题用捆绑法求排列数.【详解】剩余的4个空车位看作一个元素,则不同的停车方法有 D. 【点睛】本题考查排列组合,考查基本分析求解能力,属基础题.9.()A. B. D. 【答案】A【解析】【分析】.得,所以A,【点睛】本题考查利用定积分求面积,考查基本分析求解能力,属基础题.10.)A. B. C. D. 【答案】B【解析】【分析】.,选B.【点睛】本题考查函数极值,考查等价转化思想方法与基本求解能力,属中档题.11.在二项式则有理项不相邻的概率为()A. B. D.【答案】A【解析】【分析】.有理项不相邻有种方法,因此所求概率为选A.【点睛】本题考查二项式定理以及古典概型概率,考查综合分析求解能力,属中档题.12.,则称函数.已知函数是区间上的双中值函数,则实数)A. B. D.【答案】C【解析】【分析】转化为函数有两个零点问题,再根据二次函数图象可得不等式,即得结果.或C.【点睛】本题考查函数零点,考查综合分析求解能力,属中档题二、填空题: 本大题共4小题,每小题5分,共20分.13.袋中有3个白球2个黑球共5个小球,现从袋中每次取一个小球,每个小球被抽到的可能性均相同,不放回地抽取两次,则在第一次取到黑球的条件下,第二次仍取到黑球的概率是________.【解析】 试题分析:记事件A 为“第一次取到白球”,事件B 为“第二次取到白球”,则事件AB 为“两次都取到白球”,考点:条件概率与独立事件. 点评:本题考查条件概率,是高中阶段见到的比较少的一种题目,针对于这道题同学们要好好分析,再用事件数表示的概率公式做一遍,有助于理解本题.14.【解析】 【分析】根据正态分布对称性求解. 【点睛】本题考查正态分布,考查综合分析求解能力,属中档题15.________.【解析】【分析】.,增,时,【点睛】本题考查利用导数研究函数单调性以及利用导数解决不等式恒成立问题,考查综合分析求解能力,属中档题16.________.【答案】【解析】【分析】利用导数求函数最值.【详解】因,对应值为时,,对应值为,【点睛】本题考查利用导数求函数最值,考查综合分析求解能力,属中档题三、解答题:本大题共6小题,共70分. 解答应写出文字说明,证明过程或演算步骤.17.【答案】(Ⅰ)【解析】【分析】(Ⅰ)根据复数相等列方程组,(Ⅱ)先化复数为代数形式,再根据复数为实数列式,解得实数值.【详解】解:,即为所求.【点睛】本题考查复数相等以及复数概念,考查基本分析求解能力,属中档题18.的通项公式;【答案】【解析】【分析】(Ⅰ)根据递推关系逐一代入求解,再根据规律归纳,(Ⅱ)根据和项与通项关系得递推关系式,再利用求根公式解得相邻项关系,最后根据数学归纳法证明.【详解】解:,解得.时,由(Ⅰ)可知成立,所以当时猜想也成立.【点睛】本题考查数学归纳法求与证数列通项公式,考查基本分析求解能力,属中档题19.(2013•重庆)设f(x)=a(x﹣5)2+6lnx,其中a∈R,曲线y=f(x)在点(1,f(1))处的切线与y轴相交于点(0,6).(1)确定a的值;(2)求函数f(x)的单调区间与极值.【答案】(1)(2)见解析【解析】试题分析:(1(2的单调性可知是极大值点还是极小值点.试题解析:(1,得(2)由(1),.令,解得,.考点:导数的几何意义,用导数研究函数的单调性与极值.【名师点睛】导数的几何意义是切点处切线的斜率,应用时主要体现在以下几个方面(1)已知切点A(x0,f(x0))求斜率k,即求该点处的导数值:k=f′(x0);(2)已知斜率k,求切点A(x1,f(x1)),即解方程f′(x1)=k;(3)已知过某点M(x1,f(x1))(不是切点)的切线斜率为k时,常需设出切点A(x0,f(x0)),利用k20..(Ⅰ)假设这名射手射击3次,求至少1次击中目标的概率;(Ⅱ)假设这名射手射击3次,每次击中目标得10分,未击中目标得0分.在3次射击中,若有2次连续3次全部击中,则额外加10分.手射击3次后的总得分,求.【答案】(I(II 的分布列是【解析】试题分析:解:⑴3,所以所求概率为.⑵的所有可能取值为“”,,,.考点:n次独立重复试验中恰好发生k次的概率;离散型随机变量的期望与方差.点评:本题主要考查n次独立重复实验中恰好发生k次的概率,离散型随机变量的数学期望的求法,属于中档题.21.某分公司经销某种品牌产品,每件产品的成本为30然对数的底数)万件.已知每件产品的售价为40元时,该产品一年的销售量为500万件.经物价部门核定每35元,最高不超过41元.【答案】(1) L(x)= 500(x-30-a)e40-x(35≤x≤41);(2) 当2≤a≤4时,每件产品的售价为35元,该产品一年的利润L(x)最大,最大为500(5-a)e5万元;当4<a≤5时,每件产品的售价为(31+a)元时,该产品一年的利润L(x)最大,最大为500e9-a万元.【解析】试题分析:(1)先根据条件求出k,再根据利润等于销售量乘以单个利润得函数解析式,最后交代定义域(2)先求导数,再求导函数零点,根据零点与定义区间关系分类讨论,确定导函数符号,进而确定最大值试题解析:(1)由题意,该产品一年的销售量为y=.将x=40,y=500代入,得k=500e40.故该产品一年的销售量y(万件)关于x(元)的函数关系式为y=500e40-x.所以L(x)=(x-30-a)y=500(x-30-a)e40-x(35≤x≤41).(2)由(1)得,L′(x)=500[e40-x-(x-30-a)e40-x]=500e40-x(31+a-x).①当2≤a≤4时,L′(x)≤500e40-x(31+4-35)=0,当且仅当a=4,x=35时取等号.所以L(x)在[35,41]上单调递减.因此,L(x)max=L(35)=500(5-a)e5.②当4<a≤5时,L′(x)>0⇔35≤x<31+a,L′(x)<0⇔31+a<x≤41.所以L(x)在[35,31+a)上单调递增,在[31+a,41]上单调递减.因此,L(x)max=L(31+a)=500e9-a.综上所述当2≤a≤4时,每件产品的售价为35元,该产品一年的利润L(x)最大,最大为500(5-a)e5万元;当4<a≤5时,每件产品的售价为(31+a)元时,该产品一年的利润L(x)最大,最大为500e9-a万元.22.【答案】(1)函数的递增区间为,函数的递减区间为23)见解析.【解析】试题分析:(1(2)由(1上是增函数,由(1)可;(3)由(2)知,,,进而换元可得即可得证.试题解析:(1在上单调递增时,在上单调递增;(2)由(1)知,时,不可能成立;(3)由(2.点睛:(1)导数综合题中对于含有字母参数的问题,一般用到分类讨论的方法,解题时要注意分类要不重不漏;(2)对于恒成立的问题,直接转化为求函数的最值即可;(3)对于导数中,数列不等式的证明,解题时常常用到前面的结论,需要根据题目的特点构造合适的不等式,然后转化成数列的问题解决,解题时往往用到数列的求和.。
河南省郑州市中牟县第一高级中学2022-2023高二地理下学期第四次月考考试试题
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河南省郑州市中牟县第一高级中学2022-2023高二地理下学期第四次月考考试试题一、选择题(30×2=60分)夏威夷群岛中的毛伊岛(左图)和希腊的锡拉岛(右图)上有世界闻名的红沙滩。
读图,回答1-2题。
1.毛伊岛位于锡拉岛的()A. 西北方向B. 东南方向C. 正北方向D. 正南方向2.两岛间最短距离约为()A. 7 000 kmB. 11 000 kmC. 13 600 kmD. 16 000 km下图为某山地山脊线图,图中的等高距为100 m,图中山峰为该区域最高峰。
读图完成3—4题。
3.关于图中M、N、P、Q 四线数值的判断,正确的是()A. P、Q 一定相等B. M、N 一定相等C. P、M 一定相等D. Q、N 一定相等4. 甲乙两地的相对高度不可能是()A. 328 mB. 228 mC. 128 mD. 28m下图是世界某区城简图。
读图完成5-6题。
5.图示区域位于( )A.北美洲太平洋沿岸B.亚欧大陆大西洋沿岸C.北美洲大西洋沿岸D.南美洲太平洋民岸6.图中地理事物中,其形成与所处板块位置有关的是( )A.海湾B.域市C.湖泊D.山脉伊朗古城亚兹德古老的“风塔”是建筑物中用来通风降温的建构。
风塔高过屋顶的部分四面镂空,悬空连接到室内大厅(左图),塔下建有一个水池(右图)。
外部的空气经过这一系统降温后飘散到各个房间,让主人享受着酷暑中的阵阵清爽。
据此回答7~8题。
7.“风塔”顶部的气流运动方向是( )A.辐合上升 B.辐合下沉C.辐散上升 D.辐散下沉8.与“风塔”原理相同的是( )A.温室大棚气温较高 B.库区比周边降水少C.秘鲁沿岸的上升流 D.锋面暖气团的上升运动近年来,部分企业在我国的生产工厂开始迁回本土或迁往越南等国。
据此完成9-11题9.越南吸引企业迁入的主要原因是当地()A.原料丰富B.市场广阔C.劳动力廉价D.交通便利10.企业将生产工厂迁回本土主要得益于本国()A.市场需求的增加B.劳动力数量的增加C.交通运输的发展D.生产效率的提高11.企业将生产工厂迁回本土表明,我国()A.制造业成本降低B.消费市场扩大C.制造业崛起D.贸易壁垒减少委内瑞拉的马拉开波湖被称为“石油湖”,四周是大片肥沃的牧场,湖内渔业资源十分丰富。
河南省郑州市第一中学2022-2023学年高一上学期期中考试历史试题
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郑州一中2022~2023学年上学期期中考试25届高一(历史)试题说明:1.本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)满分100分,考试时间90分钟。
2.将第Ⅰ卷的答案代表字母填(涂)在答题卡上,将第Ⅱ卷答案填在答题卡上。
第Ⅰ卷(选择题,共60分)一、选择题:本卷共30小题,每小题2分,共60分。
在每小题所给出的四个选项中,只有一个是符合题目要求的。
将所选答案的英文字母填涂在答题卡上。
1.目前,中国境内已发现的新石器时代文化遗存星罗棋布,有1万多处,各地均可建立起从新时期时代早期、中期到晚期的考古学文化谱系。
这充分说明了中华文明起源具有A.多元性B.复杂性C.统一性D.平衡性2.在郑州洛阳一带发掘的距今五六千年的文化遗址中,考古学家发现了山东大汶口文化晚期样式的墓葬和湖北屈家岭文化风格的陶器。
据此可以推断A.中原新石器文化已衰落B.中原文化影响到东方和南方C.东方和南方文化更先进D.早期文化之间有一定的交流3.《礼记·王制》载:“大国之卿皆命于天子”,“次国三卿,二卿命于天子,一卿命于其君”。
西周对“卿”的任命与派遣A.能够实现对地方的直接管理B.实现了中央权力的高度集中C.有利于对诸侯的控制和管理D.突破了宗法血缘关系的束缚4.战国时期,某思想家将“天之意”解释为“爱人、利人”,并据此阐发了“处大国不攻小国,处大家不乱小家,强不劫弱,众不暴寡,诈不谋愚,贵不傲贱”的政治理想。
该思想家最可能属于A.儒家B.法家C.墨家D.道家5.有人把先秦诸子的思想描述为:“归服自然的隐士派”带着逍遥魂儿,避世寻自由;“中央集权的法制派”刻薄严苛,法度严明;“提倡节俭与互爱互利的反战派”爱好和平,讲求实际功利;“拥有无限同情心和向上心的文化人的学派”一股正气,平治天下。
这些思想分别对应的是哪家学派A.儒、法、道、墨B.墨、儒、法、道C.法、儒、道、墨D.道、法、墨、儒6.据《史记·商君列传》记载商鞅由卫入秦后向秦孝公说:“治世不一道,便国不法古。
2018-2019学年河南省郑州市第一中学高一上学期期中考试物理试题(解析版)
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2018-2019学年河南省郑州市第一中学高一上学期期中考试物理试题(解析版)一、选择题:1. 关于静摩擦力的说法不正确的是A. 静摩擦力有最大值,说明静摩擦力的值在一定范围内是可变的B. 静止的物体受到的摩擦力一定是静摩擦力C. 静摩擦力的方向可能与其运动方向相同D. 运动的物体可能受静摩擦力作用【答案】B【解析】静摩擦力的最大值叫最大静摩擦力,则静摩擦力在零与最大值之间,故A说法正确;物体正在从粗糙的静止不动的斜面上滑下,物体受到滑动摩擦力,而斜面也受到物体的滑动摩擦力,但斜面却是静止的,故B 说法错误;静摩擦力的方向总是与物体的相对运动趋势方向相反,故C说法正确;运动的物体也可能产生静摩擦力,比如在水平路面上,汽车启动时,车厢地板上的物体会受到静摩擦力作用,故D说法正确。
所以选B.2.如图所示,a、b、c 三个物体在同一条直线上运动,其位移-时间图象中,图线c 是一条x 关于t 的二次函数.有关这三个物体在 0~5 s 内的运动,下列说法正确的是( )A. a 物体一定做匀加速直线运动B. c 物体一定做匀加速直线运动C. t=5 s 时,a 物体速度比c 物体速度大D. a、b 两物体都做匀速直线运动,且速度相同【答案】B【解析】【详解】A、D、位移图象倾斜的直线表示物体做匀速直线运动,则知a、b两物体都做匀速直线运动。
由图看出斜率看出,a、b两图线的斜率大小、正负相反,说明两物体的速度大小相等、方向相反,所以速度不同;故A,D错误.B、图线c是一条x=0.4t2的抛物线,c做初速度为0,加速度为0.8m/s2的匀加速直线运动;故B正确.C、图象的斜率大小等于速度大小,根据图象可知,t=5s时,c物体速度最大;故C错误.故选B.【点睛】本题是为位移—时间图象的应用,要明确斜率的含义,并能根据图象的信息解出物体运动的速度大小和方向.3.如图所示,某一弹簧秤外壳的质量为m,弹簧及与弹簧相连的挂钩质量忽略不计,将其放在水平面上.现用两水平拉力F1、F2分别作用在与弹簧相连的挂钩和与外壳相连的提环上,弹簧秤静止,则关于弹簧秤的示数,下列说法正确的是()A. 只有F1>F2时,示数才为F1B. 只有F1<F2时,示数才为F2C. 不论F1、F2关系如何,示数均为F1D. 不论F1、F2关系如何,示数均为F2【答案】C【解析】误认为弹簧的形变由F1、F2共同决定,误选A或B.弹簧秤的示数在任何情况下都等于弹簧的弹性形变与其劲度系数的乘积,即等于作用于弹簧挂钩(沿轴线方向)上的拉力.而F2不是直接作用在弹簧上,其实外壳对弹簧左端的拉力大小一定也为F1.在本题中,使弹簧产生形变的外力是F1,而非F2,故弹簧秤的示数是F1,选项C正确.4.如图所示,一个人站在水平地面上的长木板上用力F向右推箱子,长木板、人、箱子均处于静止状态,三者的质量均为m,重力加速度为g,则( )A. 箱子受到的摩擦力方向向右B. 地面对长木板的摩擦力方向向左C. 长木板对地面的压力大小为3mgD. 若人用斜向下的力推箱子,则长木板对地面的压力会大于3mg【答案】C【解析】人用力F向右推箱子,对箱子受力分析,受推力、重力、支持力、静摩擦力,根据平衡条件,箱子受到的摩擦力方向向左,与推力平衡,故A错误;对三个物体的整体受力分析,受重力和支持力,不是静摩擦力,否则不平衡,故地面对木板的摩擦力为零,故B正确;对三个物体的整体受力分析,受重力和支持力,根据平衡条件,支持力等于重力;根据牛顿第三定律,支持力等于压力;故压力等于重力,为3mg;故C正确;若人用斜向下的力推箱子,三个物体的整体受力分析,受重力和支持力,故压力依然等于3mg,故D 错误;故选BC.【点睛】对箱子受力分析,根据平衡条件判断其受静摩擦力方向;对三个物体的整体受力分析,根据平衡条件判断地面对整体的支持力和静摩擦力情况.5.如图所示,两个弹簧的质量忽略不计,劲度系数分别为k1、k2,它们一端固定在质量为m的物体上,另一端分别固定在P、Q上,当物体平衡时,下面的弹簧(劲度系数为k1)处于原长.若把物体的质量换为2m当物体再次平衡时(弹簧的总长度不变,且弹簧均在弹性限度内),物体的位置比第一次平衡时的位置下降了x,则x为(重力加速度为g)( )【答案】C【解析】【分析】当物体的质量为m时,弹簧k2处于原长,下方弹簧的弹力等于mg,由胡克定律求出其压缩的长度.将物体的质量增为原来的2倍时,上方的弹簧伸长的长度与下方弹簧压缩量增加的长度相等,等于物体下降的高度,两弹簧弹力之和等于2mg,再由胡克定律求解物体下降的高度.【详解】当物体的质量为m①当物体的质量变为2m时,设物体下降的高度为x,则上方弹簧伸长的长度为x,下方弹簧被压缩的长度为x1+x,两弹簧弹力之和等于2mg由胡克定律和平衡条件得:k2x+k1(x1+x)=2mg②故选C.【点睛】本题由胡克定律和平衡条件分别研究两种情况下弹簧的压缩量,要抓住第二情况下,两弹簧形变量与物体下降高度相等进行列式.6.如图所示,一汽车装备了具有“全力自动刹车”功能的城市安全系统,系统以50Hz的频率监视前方的交通状况。
河南省郑州市第一中学2021-2022学年高一上学期期中考试语文试题
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郑州一中2021—2022学年上期中考24届高一语文试题说明:1.本试卷满分150分,考试时间150分钟。
2.答案统一填写在答题卷上,写在试卷上无效。
一、现代文阅读(24分)(一)论述类文本阅读(本题共3小题,9分)阅读下面的文字,完成1~3题。
“疫”这个字人人敬而远之,但就它的字形结构看,除了避之不及的“疒”,它里面的部分其实是“役”的省略,表示“疫”的意思同“役使”有关,因为古人认为,瘟疫大都是恶鬼驱役坏东西兴风作浪。
“役使”这种行为是人类为了改善生活条件所付出的努力,是人类智慧与社会进步的体现。
在我国古代,牛早已成为可供人们役使的一种富力。
比如在“犁”字中,“牛”表示犁这种农具以及用农具耕田都与役使牛有关。
《诗经》有一句:“睆彼牵牛,不以服箱。
”其中“睆”的意思是明亮。
“服箱”是驾车、拉车,因为“箱”最初指古代的大车,这两句诗说的是天空中闪闪发光的牵牛星它虽然名叫“牵牛”,却并不是被用来驾车的。
从这里我们可以推断,当时牛已经成为人们在生活中用于负重、运输的一种重要工具了。
大文豪苏东坡在一首题为《减字木兰花·己卯儋耳春词》的词中写道:“春牛春杖,无限春风来海上。
便丐春工,染得桃红似肉红。
春幡春胜,一阵春风吹酒醒。
不似天涯,卷起杨花似雪花。
”这首词既写了春天的景色,同时也是一幅立春时节的民俗风情画卷,其中的“春牛”,是传统民俗中人们用泥土、芦苇或纸于立春前一日做成的“牛”,在立春那天用“春杖”鞭打“春牛”,以示迎春、劝农和催耕,祈求风调雨顺、五谷丰登。
比较有趣的是“耕牛”从古至今指的都是耕田的牛;可是与之相对的“犁牛”,在许多古代的工具书中却被解释为“杂色牛”。
因为《论语》中有这样一句话:“犁牛之子骍且角。
虽欲勿用,山川其舍诸?”句中“骍”原本指赤色马,随之也指赤色牛等,后来还表示赤红色。
我国古代有崇尚“正色”的传统,“赤”与“青、黄、白、黑”同属五种正色,所以,赤红色的牛马被视为品相高贵。
河南省郑州市第一中学2020┄2021学年高一下学期期中考试 英语试题
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河南省郑州市第一中学2020┄2021学年高一年级下学期期中考试英语试题第一部分听力理解(不再显示听力试题)第二部分阅读理解(共两节,满分40分)第一节:(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C 和D)中,选出最佳选项。
AFarmer John and Farmer Bob were neighbors. For more than 30 years, they had been getting along very well. Then their good relationship broke. It began with a small thing, then bitter words, and then weeks of silence. One morning Farmer John woke up to find a stream between the two farms. “It must be Bob,” John thought. Then one day there was a knock on John’s door. He opened it to find a carpenter(木匠)standing at the doorway. “I’m looking for a few days’ work,” the carpenter said. “I do have a job for you,” John said. “Look across the stream at that farm. That’s my neighbor Bob. He dug a stream between the two farms. I want you to build a fence—an 8-foot fence. I don’t want to see his place or his face any more. I don’t have such a neighbor!”The carpenter said, “I think I know what to do, sir, and I’ll be able to do a job t hat pleases you.”Farmer John helped the carpenter get the materials(材料) ready and then he was off for the day.About sunset when the farmer returned, the carpenter had just finished his job. The farmer’s eyes opened wide. There was no fence there at all! It was a bridge! And the neighbor, Bob, was coming across, with his hand outstretched(伸出). “Hi, John! You’re quite a fellow to build this bridge!”Then they met in the middle, taking each other’s hands. “I’m terribly sorry for what I have said and done. We should be good to each other.” said Farmer Bob. Then they turned to see the carpenter, who was ready to go. “No, wait! Stay a few days. I have a lot of other jobs for you,” said Farmer John. “I’d love to stay,” the carpenter said, “but I have more bridges to build.”21. Just before the carpenter came, John and Bob each otherA. didn’t speak toB. were friendly toC. often fought with D .never had bitter words with22. Farmer John asked the carpenter to build a fence because .A .he wanted to protect his farm B. he didn’t want to do it himselfC. he wouldn’t like to see BobD. he wanted to find him something to do23. What does the sentence “You’re quite a fellow to build this bridge!” mean?A. John was great to build this bridgeB. John was not good at building bridgesC. John was foolish to build such a bridgeD. John should build the bridge earlier24. What is the best title for the passage?A. What a Big Fence!B. A Strong BridgeC. Three Kind MenD. A Fence or a Bridge?BA survey sponsored by an international temporary service agency found that U. S. managers believe that people with a sense of humor do better at their jobs, compared with those who have little or no sense of humor. In fact, about 96 percent of those surveyed said people with a sense of humor do better. The survey went on to point out that the results suggest that a sense of humor may help light-hearted employees keep their jobs during tough times. And, what's more, it may push them up the corporate ladder past their humorless colleagues.Why? It seems that those with a sense of humor are better communicators and better team players.Studies have shown that happy workers are more productive. In fact, a researcher at California State University found that humor could help the employees to release tension. Research done by psychologist Dr. Ashton Trice at Mary Baldwin College in Virginia showed that humor helps us think. When people feel stuck on important projects, they tend to feel angry or depressed. According to Dr. Trice's research, taking time out to laugh can help us to get rid of negative feelings and allow us to return to a task or move on to another project unaffected by past defeat. If humor is really this important, then why don't we use it more often on the job?Most likely, the main reason is that many people are unaware of the positive effects of humor in the workplace. They tend to think humor and laughter are unproductive or unprofessional, or perhaps both. However, it is important to realize that some humor is not suitable for the workplace, and that it is often used at wrong times.25. Most people think a sense of humor can ________.A. help you to do your work betterB. make you have a rich lifeC. make you pleased with your workD. help you to make more friends26. Many people don't use humor more in the workplace because __________.A. they like keeping silent when workingB. they don't know the positive effects of humorC. they think they should obey the rulesD. they don't like joking or laughing27. A person with a sense of humor is easier __________.A. to feel surprisedB. to get along withC. to be worriedD. to be successful28. What is the main idea of the passage?A. People with a Sense of Humor.B. Humor Is Important in the Workplace.C. Humor and Humorless.D. Everyone Likes Humor.CRemembering names is an important social skill. Here are some ways to master it.●Recite and repeat in conversation. When you hear a person’s name, repeat it. Immediately say it to yourself several times without moving your lips. You could also repeat the name in a way that does not sound forced or artificial.●Ask the other person to recite and repeat. You can let other people help you remember their names. After you’ve been introduced to someone, ask that person to spell the name and pronounce it correctly for you. Most people will be pleased by the effort you’re making to learn their names.●Admit you don’t know. Admitting that you can’t remember someone’s name can actually make people relaxed.Most of them will feel sympathy if you say. “I’m working to remember names better. Yours is right on the tip of my tongue. What is it again?”●Use associations. Link each person you meet with one thing you find interesting or unusual. For example, you could make a mental note:“Vicki Cheng—tall, black hair.”To reinforce your associations, write them on a small card as soon as possible.●Limit the number of new names you learn at one time. When meeting a group of people, concentrate on remembering just two or three names. Free yourself from remembering every one. Few of the people in mass introductions expect you to remember their names. Another way is to limit yourself to learning first names. Last names can come later.●Go early. Consider going early to conferences, parties and classes. Sometimes just a few people show up on time. There’re fewer names for you to remember. And as more people arrive, you can hear them being introduced to other an automatic review for you.29. How will most people feel when you try hard to remember their names?A. They will be moved.B. They will be annoyed.C. They will be delighted.D. They will be discouraged.30. If you can’t remember someone’s name, you may ________.A. tell him the truthB. tell him a white lieC. ask him for pityD. ask others to help you31. What does the text mainly tell us?A. Tips on an important social skill.B. Importance of attending parties.C. How to make use of associations.D. How to recite and repeat names.DHealth experts are calling for action to expand cancer care and control in the developing world. A medical research paper says cancer was once thought of as a problem mostly in the developed world. But now cancer is a leading cause of death and disability in poor countries as well. Experts from Harvard University and other organizations urge the international community to fight cancer aggressively, saying it should be fought in the way HIV/AIDS has been fought in Africa.Cancer kills more than 7.5 million people a year worldwide. Almost two-thirds are in low-income and middle-income countries. They discover cancer kills more people in developing countries than AIDS, tuberculosis (肺结核)and malaria (疟疾)combined. But the world spends only 5% of its cancer resources in those countries. Felicia Knaul from Harvard Medical School was one of the authors of the paper. She was in Mexico when she was found to have breast cancer. She received treatment there and her experience showed her the sharp difference between the rich and the poor in treating breast cancer.Felicia Knaul says, “And we are seeing how this is attacking young women. It’s the number two cause of death in Mexico for women thirty to fifty-four. All over th e developing world, it’s the number one cancer-related death among young women. I think we have to again say that there is much more we could do about it than we are doing about it.”Professor Knaul met community health workers during her work in developing countries. They were an important part of efforts to reduce deaths from the cancer. They were able to persuade people to get tested to prevent the illness. The experts say cancer care does not have to be costly. For example, patients can be treated with lower-cost drugs.32. What would be the main idea for the passage?A. Cancer – a leading cause of death in poor countriesB. What should we do in preventing and treating cancer?C. What makes the first killer in developing countries?D. Experts urge more efforts to fight cancer in poor countries.33. Felicia Knaul’s experience in Mexico shows that .A. many Mexican women suffer from breast cancerB. there is not enough medicine for cancer thereC. many Mexican women can’t afford medical careD. patients with breast cancer are treated differently34. From what Felicia Knaul says, we can draw the conclusion that .A. breast cancer is a great threat to young women in developing counties.B. people don’t pay enough attention to breast cancerC. breast cancer is the second killer among women in MexicoD. effective treatment for breast cancer is available in developing countries35. Which of the following is TRUE according to the passage?A. The number of cancer cases is decreasing.B. HIV/AIDS is not being taken seriously in Africa.C. Over 7.5 million people die of cancer every year.D. It is very expensive to treat cancer.第二节(共5小题;每小题2分,满分10分)根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。
河南省郑州市第一中学2022-2023学年高一上学期期中考试数学试题
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河南省郑州市第一中学2022-2023学年高一上学期期中考试数学试题一、单选题1.已知集合{}0,1,2,3,4,5A =,{}15B x x =∈-<<N ,则A B =I ( ) A .{}2,3,4B .{}1,2,3,4C .{}0,1,2,3,4D .{}0,1,2,3,4,52.已知非空数集A ,B ,命题p :对于x A ∀∈,都有x B ∈,则p 的否定是( ) A .对于x A ∀∈,都有x B ∉ B .对于x A ∀∉,都有x B ∉ C .0x A ∃∈,使0x B ∈ D .0x A ∃∈,使0x B ∉3.函数0()(3)f x x =+的定义域是( ) A .(,3)(3,)-∞-⋃+∞ B . (,3)(3,3)-∞--U C .(,3)-∞-D .(,3)-∞4.祖暅原理也称祖氏原理,一个涉及几何求积的著名命题.内容为:“幂势既同,则积不容异”.“幂”是截面积,“势”是几何体的高.意思是两个等高的几何体,如在等高处的截面积相等,体积相等.设A ,B 为两个等高的几何体,p :A 、B 的体积相等,q :A 、B 在同一高处的截面积相等.根据祖暅原理可知,p 是q 的( ) A .充分必要条件 B .充分不必要条件 C .必要不充分条件D .既不充分也不必要条件5.关于x 的不等式220ax bx ++>的解集为(1,2)-,则关于x 的不等式220bx ax -->的解集为A .(2,1)-B .(,2)(1,)-∞-+∞UC .(,1)(2,)-∞-+∞UD .(1,2)-6.定义在R 上的偶函数()f x 满足:对任意的[)()12120,,x x x x ∈+∞≠,有()()21210f x f x x x -<-,则()2f -、()2.7f 、()3f -的大小关系为( ) A .()()()2.732f f f <-<- B .()()()2 2.73f f f -<<- C .()()()32 2.7f f f -<-<D .()()()3 2.72f f f -<<-7.函数()112xf x ⎛⎫=- ⎪⎝⎭的图象大致为( )A .B .C .D .8.中国宋代数学家秦九韶曾提出“三斜求积术”,即假设在平面内有一个边长分别为a ,b ,c 的三角形,其面积S 可由公式S =1=)2p a b c ++(,这个公式也被称为海伦-秦九韶公式,现有一个三角形的三边长满足14,6a b c +==,则此三角形面积的最大值为( )A .6B .C .12D .二、多选题9.下列叙述正确的是( ) A .若{(1,2)}P =,则P ∅∈B .{|1}{|1}x x y y >⊆…C .{(,)|1}M x y x y =+=,1{|}N y x y =+=,则M N =D .{2,4}有3个非空子集 10.若 0a b >> 则( )A .22ac bc >B .a c b c ->-C .22a b >D .11a b< 11.若4545x y y x --+<+,则下列关系正确的是( ).A .x y <B .33x y --<C D .133yx-⎛⎫> ⎪⎝⎭12.已知()f x ,()g x 都是定义在R 上的函数,其中()f x 是奇函数,()g x 是偶函数,且()()2x f x g x +=,则下列说法正确的是( )A .()()f g x 为偶函数B .()00g =C .()()22gx f x -为定值D .()()2,02,0x x x f x g x x -⎧≥+=⎨<⎩三、填空题13.已知集合{}21,0,1,{1},A B a ==-,若B A ⊆,则实数a 的值为.14.若33(1)(32)a a +<-,则a 的取值范围是 .15.已知函数y =(0a >且1a ≠)在区间[1,2]上是减函数,则实数a 的取值范围是.16.“高斯函数”为[]y x =,其中[]x 表示不超过x 的最大整数.例如:[]2.13-=-,[]3.13=.已知函数()[]()13f x x x =--,[)0,2x ∈,若()52f x =,则x=;不等式()f x x ≤的解集为.四、解答题17.(1)求值:()3121123320.2521624----⎛⎫⎛⎫--⨯⨯ ⎪ ⎪⎝⎭⎝⎭; (2)已知11223(0)a aa -+=>,求值:22111a a a a --++++.18.设集合{|13}A x x =-<<,集合{|22}B x a x a =-<<+. (1)若=2a ,求A B ⋃和;A B ⋂(2)设命题:p x A ∈,命题:q x B ∈,若p 是q 成立的必要不充分条件,求实数a 的取值范围. 19.在①[]2,2x ∀∈-,②[]1,3x ∃∈这两个条件中任选一个,补充到下面问题的横线中,并求解该问题.已知函数()24f x x ax =++.(1)当2a =-时,求函数()f x 在区间[]22-,上的值域; (2)若______,()0f x ≥,求实数a 的取值范围.20.某公司生产一种电子仪器的固定成本为20000元,每生产一台仪器需增加投入100元.设该公司的仪器月产量为x 台,当月产量不超过400台时,总收益为214002x x -元,当月产量超过400台时,总收益为80000元.(注:总收益=总成本+利润) (1)将利润表示为月产量x 的函数()f x ;(2)当月产量为何值时,公司所获利润最大?最大利润为多少元? 21.已知不等式5111133x +⎛⎫⎛⎫≤≤ ⎪ ⎪⎝⎭⎝⎭的解集为[],a b .(1)求a b ,的值,(2)若0m >,0n >,0bm n a ++=,求mnm n+的最大值. 22.已知函数()2211a f x a a x+=-,0a >. (1)证明:函数()f x 在()0,∞+上单调递增;(2)若存在,m n 且0m n <<,使得()f x 的定义域和值域都是[,]m n ,求a 的取值范围.。
2023-2024学年河南省郑州市中牟县第一高级中学高一上学期第二次考试英语试题
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2023-2024学年河南省郑州市中牟县第一高级中学高一上学期第二次考试英语试题In America, when the eighth graders leave the middle school, they are often worried about moving to the high school. It is a hard time for them, but it can be an exciting one as well. To make it easier, students need to get familiar with their school.Even though they’ve done this already in the middle school, it’s still important to find where their class-rooms are. Most schools take students to the high school for a visit at the end of their eighth grade year. And, most schools also have a freshman (新生) speech for parents and students before the first year begins. Sometimes the main office will give away a map of the school. This can help students and parents to find different places in the school.One way to know your high school more and make new friends is to join a club or play a sport. Schools often offer chances to join different clubs and sports. Fall activities begin in August before the first day of school. If you are not interested in sports, there are clubs for any interest, such as drama, dance, chess, photography, community service, etc. These clubs allow students from different grades. By joining an activity, students can find new friendships, not to mention improving their chances in future college applications (申请). The school office will have a list of activities offered at the school and information on how to join them.What’s more, to have a great start to a high school yea r, students can write down some of their worries, and ask for help from teachers and school workers.1. According to the text, most students feel when entering the high school.A.excited B.nervousC.lonely D.disappointed2. When do many schools take students to visit their new high school?A.Before the eighth grade year starts.B.Right after the high school year starts.C.At the end of their eighth grade year.D.At the beginning of the new term in the high school.3. What can we conclude about the school clubs?A.There are fewer students from higher grades in the school clubs.B.The school clubs in high school only welcome sports fans.C.Summer activities begin before school starts.D.The school office can help new students join school clubs.After graduating from Ontario College of Teachers, I became a teacher at a one-room country school in Aldborough Township.That first day of school as a 19-year-old female teacher was a frightening experience. It was one thing to have graduated as a successful student; it was another thing to face a classroom of little faces that were waiting for the “new teacher.” I had a classroom of 21 children of different shapes and sizes. The youngest was five going on six and the eldest was 16.There were two doors for entrance in my school, one for the girls, one for the boys and just inside each door was a chemical toilet—no outdoor facilities for us! The heat in the building was a wood-burning furnace(火炉) down in the basement. Tending the furnace was one of my responsibilities. Luckily, I knew a bit about starting a fire, so the school didn’t burn down.What I found most difficult was that a parent might take a child out of school for any reason. I had one Dutch family, whose father would keep the children out of school to help with the farm work. Finally, I got tired of this and sent an education officer to solve the problem. Needless to say, I was very unpopular with that father from then on, but the children came to school much more regularly! In the classroom, the older students helped the younger ones with learning, as well as with putting on coats and hats. If someone’s lunch was forgotten, everyone shared a bit of their food. We were a family. We had good times and bad times, but we kept learning. Far beyond maths, social studies, reading, grammar and writing, we learned how to get along with each other.I loved teaching at this small school and knew I was teaching the children about life as much as about subjects. I’d like to believe some students will have an i nfluence on the world that will last long after I am gone.4. Why did the author feel her first day as a teacher frightening?A.So many students were in class.B.The situations were quite different.C.No outdoor facilities were provided.D.The students were curious about her.5. What do we know about the school?A.It was poorly equipped. B.The playground was large.C.It was once damaged by a fire. D.The students were of similar age.6. What was a headache for the author?A.A Dutch family hated her.B.The students preferred farm work.C.The education officer offered little help.D.Some parents ignored children’s education.7. What can be inferred from Paragraph 5?A.They cared about each other. B.They had an influence on the world.C.They laughed away bad times. D.They did well in almost every subject.It is difficult for a teacher to decide whether to allow students to listen to music in the classroom. Every time students need to write an essay or work on a problem, they say, “Can I put myheadp hones on? I think better that way.” But is that really true? Does music help concentrate?Research offers little to back up the idea that listening to music improves concentration. In one small study, 133 students performed reading tasks while listening to either light music, hip hop, or no music at all. Students who performed the reading tasks in silence scored the highest. Music with a higher intensity (强度) like hip hop was more distracting and had a greater negative effect on task performance and concentration.Volume (音量) plays a more important role than the type of music. The study found that the louder the music, the worse the performance in concentration. The type of music didn’t matter. Data from the study showed once again that silence was the best environment to improve concentration.However, music has a positive effect on work performance. Studies have showed that listening to music leads to positive changes in mood, as well as creativity. In fact, in music-listening cultures, which students are c ertainly part of, there’s actually a change in mood when the music is taken away. It’s hard to convince my students that music doesn’t help with their concentration. Taj, a senior told me, “I wouldn’t be able to concentrate if I were listening to music and trying to read. However, when I write, I feel like music helps me concentrate deeply. I don’t have writer’s block. It’s easy for me to put my words on paper.”“Maybe not with reading, but when it comes to math, listening to music certainly helps,” Danela told me. “You could actually be singing along with what you’re listening to and doing well in math.”8. What does the underlined word “distracting” in paragraph 2 probably mean?A.Worrying. B.Exciting. C.Interesting. D.Relaxing.9. What can we learn from the small study?A.Students do well in reading tasks while listening to music.B.Music can’t improve people’s mood and creativity.C.Different types of music lead to different performances.D.The volume of music affects concentration.10. What do Taj and Danela have in common?A.They believe music doesn’t help concentrate.B.They use music to help with their paper-writing.C.They can’t focus on reading while listening to music.D.They don’t listen to music while doing math problems.11. Which of the following can be the best title for the text?A.Should Students Listen to Music? B.Does Music Help Concentration?C.Is Music Related to Reading? D.Can Music Change Mood?At the beginning of my Senior Two, I received my letter from the New York University (NYU) exchange program, and I was very relieved (如释重负的). I finally had the chance to take high level courses, experience college student life, and gain some extra credit. My aim was to learn the basics of accounting, economics, marketing, and psychology.When I arrived, I found that there were only 30 students in the program. I was so excited, but also nervous. I was worried that I would not make friends in my new environment. However, I turned out to be totally wrong. NYU hosts free events every week, giving students the chance to meet new people and explore New York City. My favorite events were the Broadway show trips. But there were always a limited number of spots. Therefore, I had to sign up online as soon as I received the reminder and hope that I would be chosen to go.This summer, I have watched ten Broadway shows, including To Kill a Mockingbird, Aladdin, and Frozen. Actually, I was fully attracted by the shows. Watching a performance almost every week was so amazing. On the way to the different shows, I always met someone new and we’d often chat about our lives. I was so thankful for making so many new friends.By the time the shows were finished, it was usually late at night. However, I wasn’t scared as Times Square was always so busy, filled with people and lights. This summer was the best ever and I certainly caught a glimpse (一瞥) into college life at NYU. Surprisingly, it is not as scary as I thought.12. Who might be the author of this text?A.A college student. B.A high school student.C.A high school teacher. D.A student’s parent.13. What made the author anxious when arriving at New York?A.’ The difficult courses.B.The challenging program.C.The trouble in making friends. D.The strict and serious teachers.14. Why are the Broadway shows mentioned in paragraph 3?A.To introduce some Broadway shows.B.To show the author’s performance skills.C.To attract people to watch Broadway shows.D.To express the author’s appreciation for the program.15. What can be the best title for the text?A.A Taste of NYU College Life B.An Exploration in New YorkC.The Amazing Courses at NYU D.The Attractive Shows of Broadway What do you think when you hear the phrase “when pigs fly”? 16 This common saying is used to express the idea that something is highly impossible. For example, if you ask your parents when they’re going to buy you something very expensive, the answer might be: “When pigs fly!”17 An old mention of pigs flying appe ared in Lewis Carroll’s Alice’s Adventures in Wonderland. However, it is believed that Carroll may have picked up the phrase from the Scottish, who had been using the phrase for several hundred years. That may be right.There are also those who believe the phrase may have gotten its start in America. 18 It’s not surprising that many common sayings that developed back then had an animal or farm background. For example, farmers used to take pigs to slaughterhouse (屠宰场) along rivers on small boats. If it was foggy, people on the bank could only see the pigs’ heads above the fog. 19 This might have caused the saying to appear.Other countries also use animals to show impossibility. 20 Other countries, such as France and Spain, use phrases like “when frogs grow hair” or “when hens grow teeth”.FriendshipTwenty-one years ago, my husband gave me an eight-week-old dog, Sam, to help me ease the loss of our daughter. Later my husband and I moved from New York to New Jersey. Our neighbor, whose cat had recently had kittens, asked us if we would like one. We were afraid that Sam would not be _______, but we made up our _______ to take a kitten.We picked a little, gray, playful cat. She raced around running after imaginary mice and squirrels and jumped from table to chair very _______, so we named her Lightning (闪电).At _______, Sam and Lightning were not close to each other. But slowly, as the days went on, Lightning started _______ Sam. They slept together, ate together and played together. When I took _______ one out of the house, the other was always _______ by the door when we returned. That was the way it was for years.Then, without any warning, Sam suddenly died of a weak heart. This time, there was no Sam for Lightning to greet and no way to _______ why she would never see her friend again.In the _______ that followed, Lightning seemed heartbroken. She could not ________ me in words that she was suffering (承受), but I could see the pain and ________ in her eyes whenever anyone opened the front door. The weeks ________ by, and the cat’s sorrow seemed to be lifting (消失). One day as I walked into our living room, I ________ to have a look at the floor next to our sofa________ we had a sculptured replica (雕塑复制品) of Sam that we had bought a few years before. Lying next to the statue, one arm wrapped (围绕) around the statue’s neck, was Lightning, sleepi ng with her best ________.21.A.sad B.excited C.disappointed D.glad22.A.minds B.hearts C.heads D.brains23.A.slowly B.quickly C.carefully D.bravely24.A.last B.noon C.night D.first25.A.leaving B.following C.hating D.catching26.A.neither B.both C.either D.any27.A.waiting B.sleeping C.crying D.barking28.A.talk B.explain C.think D.write29.A.days B.months C.seasons D.years30.A.express B.tell C.report D.speak31.A.disappointment B.anger C.hunger D.fun32.A.came B.went C.gathered D.walked33.A.seemed B.appeared C.happened D.meant34.A.what B.which C.that D.where35.A.friend B.enemy C.sofa D.chair语法填空At my old school in Toronto, I was on the football and volleyball teams, so I was very popular and 36 (have) lots of friends. Everything changed when I was 16 years old because my parents decided to move to Florida. The first few 37 (day) in my new school were very difficult. The class timetable was different, and the teachers were 38 (strict) than those in my old school. Each teacher gave us a lot of homework every night. As 39 result, my free time became limited (有限的). My homework kept me 40 busy that I could only watch TV on Saturday nights. All the students were dressed in shorts and T-shirts instead of school uniforms. Some kids tried to be nice 41 me, but I did not want to talk to 42 (they). To me, they looked and acted funny! After a few weeks, no one even tried to talk to me anymore. I began to feel lonely. Two months passed before I got the courage 43 (talk) to some classmates. 44 (final), I found they were normal (正常的) people, just like me. I began to develop some relationships and even good friendships. I learned a valuable lesson about 45 (make) friends that year.46. 假定你是李华,你的美国笔友Eric近日发来邮件,说他和自己的一位篮球队友在商定训练时间时产生了矛盾,为此他很苦恼。
河南省郑州市第一中学2022-2023学年高二上学期期中考试地理试题
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郑州一中2022~2023学年上学期期中考试24届高二地理试题说明:1.本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题),满分100分。
2.考试时间:90分钟。
3.将第Ⅰ卷的答案代表字母填(涂)在答题卡上。
第Ⅰ卷(选择题,共60分)一、选择题:本题共30小题,每小题2分,共60分。
2022年8月15-18日,第29届国际地理学信息学大会于中国北京国家会议中心举行。
读图,完成1~3题。
1.会议召开期间,地球在公转轨道上的位置位于右图中的()A.a和b之间B.b和c之间C.c和d之间D.d和a之间2.根据左图分析,会议召开期间,太阳直射点运动情况正确的是()A.太阳直射点在①和②之间且向北运动B.太阳直射点从③处向南运动C.太阳直射点在②和③之间且向南运动D.太阳直射点从④处向北运动3.若地球不自转只公转,则()A.黄赤交角变为0°B.太阳直射点的回归运动周期不变C.热带范围变大D.昼夜交替现象消失2020年4月8日22时,小明在上海观赏了“超级月亮”。
下图为“月亮视直径最大与最小时的对比示意图”。
据此完成4~5题。
4.从天体运动位置看,此时“超级月亮”()A.月球位于远地点附近B.月球位于近地点附近C.地月系位于远日点附近D.地月系位于近日点附近5.与此时全球昼夜分布状况相符的是()A.B.C.D.读世界某区域板块分布图,完成6~7题。
6.图中①②③表示的板块依次是()A.印度洋板块、亚欧板块、非洲板块B.非洲板块、亚欧板块、印度洋板块C.美洲板块、亚欧板块、印度洋板块D.非洲板块、亚欧板块、南极洲板块7.图中a、b为板块边界,下列关于板块运动形式的判断,正确的是()A.a—相向运动,b—相向运动B.a—相向运动,b—相离运动C.a—相离运动,b—相离运动D.a—相离运动,b—相向运动通过对地质构造的研究,我们可以推测地质历史上生物、构造及其活动情况。
下图为某地质勘探队员绘制的某地地质剖面示意图,三叶虫、恐龙、大型哺乳动物分别为古生代、中生代、新生代的代表性动物。
河南省郑州市第一中学2022-2023学年高一上学期期中考试物理试题
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郑州一中2022~2023学年上学期期中考试高一(物理)试题说明:1.本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题),满分100分。
2.考试时间:90分钟。
3.将第Ⅰ卷的答案代表字母填(涂)在答题卡上。
第Ⅰ卷(选择题,共48分)一、单项选择题:本题共8小题,每小题4分,共32分。
1.关于重力、弹力、摩擦力,下列说法中正确的是( )A. 一质量均匀分布的圆形薄板,重心在圆心处,若将其中央挖去一个小圆,重心就不存在了B. 放在桌面上的书对桌面产生了压力,其原因是书发生了形变C. 接触面间的摩擦力方向总是与这个接触面间的弹力方向平行D. 滑动摩擦力的方向总是和物体的运动方向相反2.一辆车由静止开始做匀加速直线运动,在第8s末开始刹车,经4s停下来,汽车刹车过程也在做匀变速运动,那么前后两段加速度的大小之比是( )A. 1:4B. 1:2C. 2:1D. 4:13.竖井中的升降机可将地下深处的矿石快速运送到地面。
某一竖井的深度为104m,升降机运行的最大速度为8m/s,加速度大小不超过1m/s2。
假定升降机到井口的速度为0,则将矿石从井底提升到井口的最短时间是。
( )A. 13 s;B. 16 s;C. 21 s;D. 26 s4.物体从静止开始做匀加速直线运动,已知第3 s内与第2 s内的位移之差是6 m,则可知( )A. 物体运动的加速度大小为3 m/s2B. 第2 s末的速度大小为12 m/sC. 第1 s内的位移大小为1 mD. 物体在前4 s内的平均速度大小为15 m/s5.一质点从t =0时刻开始沿直线运动,运动时间为t 时,对应的位移为x ,规定向右为正方向,其x t ―t 图像如图所示,则下列说法正确的是( )A. t =0时,物体的初速度大小为3m/sB. 物体的加速度大小为3m/s 2C. 0∼2s 内物体的位移为6mD. 3s 末物体位于出发点左侧9m 处6.如图所示,将小球a 从地面以初速度v 0竖直上抛的同时,将另一相同小球b 从地面上方某处由静止释放,两球在空中相遇时速度大小恰好均为12v 0(不计空气阻力)。
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河南省郑州市第一中学【最新】高一上学期期中地理试题学校:___________姓名:___________班级:___________考号:___________一、单选题旅行者1号(Voyager1)是一艘无人外太阳系太空探测器,于1977年9月5日发射。
目前可能已经飞出太阳系,成为首个进入星际空间的人造物体,但至今为止只发现地球上存在生命。
读图,完成下列各题。
1.如果旅行者1号已飞出太阳系,那么目前其在天体系统层次图中的位置是A.A位置B.B位置C.C位置D.D位置2.下列关于“太阳系中至今为止只发现地球上存在生命”的条件,叙述正确的是A.地球运动具有同向性、共面性、近圆性的运动特征B.地球体积质量适中,所以有安全的环境和稳定光照C.地球与太阳的距离适中,产生适合生命生存的大气D.地球与太阳的距离适中,所以地球上有适宜的温度3.下列地理现象与太阳辐射关系较密切的是①生物的生长②大气的运动③火山的爆发④煤、石油的形成1A.①②③B.①②④C.②③④D.①③④【最新】4月9日,日面上出现黑子群,并伴随有小级别耀斑爆发活动。
给航天、卫星、国防、通讯、导航定位等系统的安全带来全面性威胁。
据此完成下面小题。
4.目前,人类对太阳活动的正确认识是()A.黑子增多、增大时耀斑不会频繁爆发B.太阳活动会引发极光、流星雨、磁暴及气候变化C.太阳活动大体上以11年为周期D.自光球层到日冕层依次出现黑子、太阳风、耀斑5.航天、卫星、国防、通讯、导航定位等系统的安全将受到威胁是因为()A.太阳活动引发极光B.太阳活动引发磁暴C.太阳活动引发气候变化,形成恶劣天气D.太阳风形成的风力较大读地球自转线速度随纬度变化图(甲)和地球公转速度变化图(乙),回答下面小题。
6.关于地球运动速度的描述,正确的是①地球自转的线速度自赤道向两极递减②地球自转的角速度各处都相等③地球公转的线速度是均匀的④地球公转的线速度和角速度都是近日点最快、远日点最慢A.①②B.③④C.①④D.②③7.甲图M点的纬度、乙图N点的月份分别是A.30°1月B.60°7月C.60°1月D.30°7月8.北回归线某地要安置一台太阳能热水器,为获得更多的太阳光热,提高利用效率,需根据太阳高度的变化,随季节调整倾角,那么下列热水器安置方式最合理的是:A.B.C.D.9.设M(0°,30°E),N(23°26′S,30°E)两地正午太阳高度分别为Hm和Hn,下列正确的是:()A.Hm和Hn不可能在同一天达到最小值B.每年不可能有某一时刻Hm=Hn C.每年约有9个月Hm>Hn D.任何时候都Hm≥Hn读太阳直射点周年变化示意图,回答下列问题。
10.当太阳直射点位于B点这一天,下列说法正确的是( )A.亚洲大部分地区为冬半年B.北回归线及其以北地区正午太阳高度达一年最大C.太阳黑子数目最多D.晨昏线与经线重合11.当太阳直射点位于C点这一天,下列说法正确的是( )A.南极圈出现极昼B.北极圈出现极昼C.南半球中高纬度昼长夜短D.北京、伦敦、莫斯科、圣保罗昼夜平分12.当太阳直射点位于D点这一天,下列说法正确的是( )A.地球公转速度越来越快B.地球公转速度最快C.地球自转速度越来越快 D.北半球纬度越高,昼越长读下图,结合相关知识完成下面小题。
313.下列地理事物的数据中,与黄赤交角目前的度数相同的是()①北寒带的纬度范围②极昼出现的最低纬度③晨昏线与地轴的最大夹角④太阳直射点的移动范围A.①②B.②③C.③④D.①③14.甲乙两地在同一条经线上,则它们的()A.地方时相同B.昼长相同 C.气温相同 D.太阳高度相同美国国家航空航天局(NASA)公布卫星观测结果,证实北京时间【最新】10月4日20:07位于云南香格里拉县城西北40km处上空发生小行星撞击爆炸。
当地(100°E,28°N)某游客拍到了火流星照片并发到互联网,此后在疑有陨石坠落的地方掀起了寻宝(陨石)热。
据此回答下列小题。
15.该照片拍摄地( )A.理论上属东六区,时区西界为82.5°EB.理论上属东七区,时区东界为112.5°EC.实际用东八区区时,当时地方时为19:47D.实际用北京时间,当时地方时为21:2716.10月4日该地昼长约11小时50分钟(昼长日变化约1分钟)。
某游客决定8日日出时出发寻宝,他出门时应该比4日日出时间( )A.提前约2分钟B.推迟约2分钟C.提前约4分钟D.推迟约4分钟17.下面两图是两条大河河口示意图,因泥沙堆积小岛不断扩展,预测最终与小岛相连的河岸是()A.甲、丙B.甲、丁C.乙、丙D.乙、丁北京时间【最新】2月5日(大年初一)零点,根据刘慈欣同名小说改编的电影《流浪地球》在中国内地上映,电影讲述了在不久的将来太阳即将毁灭,面对绝境,人类将开启“流浪地球”计划。
据此完成下列小题。
18.电影在内地上映时,伦敦大本钟显示的时间是()A.2月5日8:00B.2月5日16:00C.2月4日8:00D.2月4日16:0019.在《流浪地球》故事设定中,人类居住在地下五千米深度左右的地下城中。
下列关于地下城所在圈层叙述正确的是()A.横波无法传播,纵波能够传播B.纵波无法传播,横波能够传播C.主要是由固态岩石组成 D.主要是由熔融态岩浆组成“一滴水从波涛汹涌的大海,化为天上的白云,再到漫天的大雪,使地面银装素裹,融化后渗入地下,被植物的根系吸收。
”下图为地球圈层间的物质交换示意图。
据此回答下列各题。
520.材料描述的现象体现了________的变化( )A.大气圈B.水圈C.圈岩石D.生物圈21.图示圈层①②③④依次为( )A.水圈、岩石圈、生物圈、大气圈B.水圈、生物圈、岩石圈、大气圈C.生物圈、水圈、岩石圈、大气圈D.岩石圈、水圈、生物圈、大气圈22.“落红不是无情物,化作春泥更护花”反映的圈层关系是( ) A.①② B.②③ C.①③ D.③④图甲为大气受热过程示意图,图乙为连云港市【最新】12月15日、16日天气示意图。
据此完成下列各题。
23.使近地面大气温度升高的热量传递过程是()A.①→②→③B.①→②→④C.②→③→④D.②→④→③24.与15日相比,16日气温日较差变化的主要原因是()A.①减弱,③增强B.②减弱,③增强C.②增强,③减弱D.②增强,④减弱25.现在我们都在提倡低碳生活,实现低碳生活会使图中()A.①增多B.②减少C.③减少D.④增多“巴山夜雨”泛指我国西南山地多夜雨,是热力环流的一种表现。
据此完成下面小题。
26.下图中能正确表示“巴山夜雨”原理的是A.B.C.D.27.巴山所在的四川盆地,是我国年太阳辐射量最少的地区,主要原因是A.纬度低B.地势高C.白昼短D.多阴雨读“北半球三圈环流示意图”,完成下题。
28.形成三圈环流的因素有①海陆热力性质的差异②气压带和风带的季节移动③太阳辐射对高低纬的加热不均④地转偏向力A.①②B.③④C.①③D.②④29.正确反映c气压带两侧大气运动的是A.B.C.D.30.空气上升或流向较高纬度,水汽易遇冷凝结产生降水。
图中降水较多的气压带和风带有A.abe B.bcd C.ade D.cde二、综合题31.为了解“地球的宇宙环境”,某同学进行自主学习探究活动。
阅读相关资料,回答下列问题,帮助该同学完成学习探究任务。
学习材料:八大行星主要物理性质比较表、太阳系模式图7活动一:读上表和图,认识地球在宇宙中的位置。
9该同学对地球在宇宙中位置是这样描述的:我们赖以生存的地球,是浩瀚宇宙中的一个天体。
地球所处的天体系统,按照级别从高到低,依次为总星系、河外星系、太阳系、地月系。
地球是太阳系的八大行星之一,它和其他行星沿着近似圆形的轨道围绕太阳公转,公转方向不同。
按照距离太阳由近及远的顺序,地球排在第三位,地球内侧相邻的是金星,地球外侧相邻的是土星。
太阳是距离地球最近的恒星,日地平均距离约1.5千米。
(1)请你挑出该同学描述中的两处错误,按示例格式抄写错误原文并改正。
(示例)错误1.原文:河外星系改正:银河系活动二参考活动一中的表和图,制作“太阳系模型”。
(2)读图该同学制作的“太阳系模型”照片,请你从科学性角度对该同学制作的太阳系模型进行简单评价,并提出改进建议。
活动三在前面学习和制作模型的基础上,探寻地球上存在生命的主要原因。
(3)地球上生命活动的能量来源是()(单项选择题)。
A .太阳辐射B .太阳活动C .地热能D .重力势能 (4)地球上有生命存在的主要原因有()(双项选择题)。
A .地球与太阳的距离适中B .地球有一颗天然卫星——月球 C .地球所处宇宙环境稳定D .地球是太阳系八大行星之一活动四:拓展学习(5)该同学还可以通过哪些途径或方法,继续探寻地球上存在生命的主要原因?请你为他提出建议。
32.第十一届全国少数民族运动会于【最新】9月8日至16日在郑州市举行。
读地球两分两至日位置示意图和太阳光照图(阴影表示黑夜)。
回答下列问题。
(1)在第十一届全国少数民族运动会期间,地球在公转轨道上的大致位置是______(填序号),地球公转到图中______位置时(填序号)速度最快。
(2)运动会期间太阳直射点向____(方向)移动,郑州市夜长将_______(变长或变短)。
(3)右图是以___极点为中心的示意图,该图表示的节气位于左图中处___(填字母)。
(4)图中PM线为___________(晨线或昏线),此时,M点的太阳高度为______,P点地方时为_____时。
(5)A点的昼长是______小时,E、F、P三点的线速度大小排序是_______(6)此时以_______和_______经线将地球分为两天。
33.阅读图文材料,完成下列各题。
材料一风能是绿色能源,但越来越多的研究表明,全球变暖可能正一点一点地“侵蚀”着这个能源“新星”。
国家气候中心的一项最新研究显示,近50年来,我国大部分地区的风速越来越慢——也就是说,风变小了。
材料二某海岸附近的等压面示意图。
(1)当发生材料二中左上图情况时,应出现于右上图中的________(时段),画出材料二图中此时的热力环流方向。
(2)“近50年来,我国大部分地区的风速越来越慢——也就是说,风变小了”,若材料二图示为我国现在的等压面示意图,则图中a、b间等压面的弯曲程度应该比50年前________(填“变大”或“变小”)。
(3)下图为材料二图示地区的水平气压分布图,图中箭头表示所处位置的最终风向。
在图中箭头处画出风所受的力,用f1表示水平气压梯度力,f2表示地转偏向力,f3表示摩擦力。
(4)下图是近地面等压面分布图,图中A、B、C、D四点中气压最高的是________,气温最高的是________。