滨州市2021高考上线

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滨州市2021高考上线
篇一:2021-2021年滨州市高三化学期末考试(扫描版篇二:山东省滨州市2021届高三一模理综物理试题
二、选择题(共7小题,每小题6分,共42分,每小题给出的四个选项中,有的只有一个选项正确,有的多个选项正确,全部选对的得6分,选对但不全的得3分,有选错的得0分。)14.如图所示,桌面上固定一个光滑的竖直挡板,现将一个质量一定的重A与截面为三角形的垫块B叠放在一起,用水平外力F可以缓缓向左推动B,使球慢慢升高,设各接触面均光滑,则该过程中,下列说法正确的是AAB均受三个力作用而平衡BB对桌面的压力越来越大CAB的压力越来越小D.推力F的大小恒定不变15.用一水平力F拉静止在水平面上的物体,在F0开始逐渐增大的过程中,加速a随外力F变化的图象如图所示,g10m/s2,则下列运算结果正确的是A.物体与水平面间的最大静摩擦力为7NB.物体与水平面间的最大静摩擦力为3NC.物体与水平面间的动摩擦因数为0.3D.物体的质量为1kg
16.如图甲所示线圈的匝数n100匝,横截面积S50cm2,线圈总电阻r10Ω,沿轴向有匀强磁场,设图示磁场方向为正,磁场的磁感应强度随时间作如图乙所示变化,则在开始的0.1s内,下列说法正确的是A.磁通量的变化量为0.25WbB.磁通量的变化率为2.5×102Wb/s0.4
Cab间电压为0
D.在ab间接一个理想电流表时,电流表的示数为0.25A0.1
17.甲图是某燃气炉点火装置的原理图,转换器将直流电压转换为图乙所示的正弦交变电压,
V为交流电压表。并加在一理想变压器的原线圈上,变压器原、副线圈的匝数分别为n1n2,○○
当变压器副线圈电压的瞬时值大于5000V时,就会在钢针和金属板间引发电火花进而点燃气体。下列说法正确的是A.电压表的示数等于5VB.电压表的示数等于52VnC>1000n1nD<1000

n1
18.中国探月工程预计在2021
年研制和发射小型采样返回舱,采集关键样品后返回地球。如
图为从月面返回时的运动轨迹示意图,轨道①为近地环月轨道,轨道②为月地转移椭圆轨道。已知月球的平均密度为ρ,半径为R,万有引力常量为G。下列说法正确的是4?GR2?
A.月球表面的重力加速度为g?3
B.返回舱进入近地环月轨道①所需的最小发射速度为??C.返回舱绕环月轨道①的运动周期为T?2R??G33?G?
D.返回舱在轨道②上的周期大于在轨道①上的运行周期
19.如图a所示,光滑绝缘水平面上有甲、乙两个带电小球,t=0时,乙球以6m/s初速度向静止的甲球运动,之后它们仅在电场力的作用下沿同一直线运动(整个运动过程中没有接触)。它们运动的v-t图象分别如图b中甲、乙两曲线所示,由图线可知。下列说法正确的是A.甲、乙两球一定带异种电荷
B0t3内,甲球做加速度增大的加速直线运动C0t2时间内,两球间的电场力先增大后减小
-Dt1时刻两球的电势能最小
20.如图所示,足够长传送带与水平方向的倾角为θ,a
物块a通过平行于传送带的轻绳跨过光滑轻滑轮与物块b相连,b的质量为m,开始ab及传送带均静止,且a不受传送带摩擦力作用。现让传送带顺时针匀速转动,则b下降h高度(a未与滑轮相碰)过程中下列说法正确的是A.物块a重力势能增加mghB.物块b的机械能减少mgh
C.摩擦力对a做的功大于a机械能的增加

D.摩擦力对a做的功等于物块ab系统机械能增加量b
2021年高考模拟考试理科综合试题
II卷(必做157+选做36分,共193分)注意事项:
1.第Ⅱ卷共l8道题,其中21-30题为必做部分,32―39题为选做部分。
2.第Ⅱ卷所有题目的答案,考生须用0.5毫米黑色签字笔答在答题纸规定的区域内,在试卷上答题不得分。
3.选做部分考生必须从中选择l道物理题、1道化学题和l道生物题在答题纸规定位置写清题号后作答。不按规定选做者,阅卷时将根据所选科目题号的先后顺序只判前面的1道物理题、l道化学题和l道生物题,其他作答的题目答案无效。
【必做部分】21.(8分)在验证牛顿第二定律实验中,某组同学使用如图甲所示装置进行实验,打出一条完整的纸带,如图乙所示(每相邻计数点间还有四个点未画出,电源的频率为50Hz),各计数点之间的距离列表如丙所示,这次实验小车的质量为500g当地的重力加速度取g=10m/s2
1)该实验一项重要的操作步骤是平衡摩擦力,由图乙纸带可以判断出,该实验平衡摩擦力(填“过大”、“过小”或“正好”);改变小车的质量后,“需要”或“不需要)重新平衡摩擦力。
2)打计数点3时小车的速度为m/s;小车的质量为500g,由打出的纸带乙可以得出小桶的质量为g(保留2位有效数字)。
22.(10分)(1)某同学用多用电表的欧姆档来测量电压表量程03V时的内阻,如图甲所示。先将选择开关旋至倍率“?100”档,红、黑表笔短接调零后进行测量,红表笔应接电压表的
接线柱(选填“十”或“一”,指针正好指在欧姆表的中值电阻处,则电压表的电阻
?;电压表量程03V的读数如图乙所示,读数为V,欧姆表内部电源的电动势

大小为V
2)为了比较精确的测量(1)问中电压表的内阻,提供了滑动变阻器(最大阻值R=50?)、电阻箱、电键、电源(电动势6V,内阻不计)、导线若干。以下电路正确的是(填“甲”或“乙”)
23.(18分)如图所示,质量M=0.4kg的长薄板BC静置于倾角为37o的光滑斜面上。A点有质量m=0.1kg的小物体(可视为质点)以v0=4.0m/s速度水平抛出,恰以平行斜面的速度落在薄板的最上端B并在薄板上运动;当小物体落在薄板上时,薄板无初速度释放开始沿斜面向下运动,当小物体运动到薄板的最下端C时,与薄板速度恰好相等。已知小物体与薄板之间的动摩擦因数为0.5,sin37°=0.6,cos37°=0.8,g=10m/s2。求:1A点与B点的水平距离;2)薄板BC的长度。A
24.20分)如图所示,半径为R的圆形区域位于正方形ABCD的中心,圆形区域内、外有垂直纸面的匀强磁场,磁感应强度大小相等,方向相反。一质量为m,电荷量为q带正电粒子以速率v0沿纸面从M点平行于AB边沿半径方向射入圆形磁场,在圆形磁场中转过90N点射出,且恰好没射出正方形磁场区域,粒子重力不计。求:(1磁场的磁感应强度B(2正方形区域的边长;
(3粒子再次回到M点所用的时间。37(12【物理―物理3―3】
(1(4下列说法中正确的是。(双选,填正确答案标号)A.用打气筒给自行车打气需用力向下压活塞,这说明空气分子之间有斥力B.两个分子的间距减小,分子间的势能可能增大C.当氢气和氧气的温度相同时,它们分子的平均速率相同D.系统吸收热量后,内能不一定增加
2)(8分)如图所示,质量为1kg的导热气缸倒扣在水平地面上,A为一T型活塞,气缸内充有理想气体。气缸的横截面积为2×10m,当外界温度为27C时,气缸对地面恰好没有压力。不计气缸壁厚度,内壁光滑,活塞位于气缸中央,整个过程活塞不动,大气压强为1×105Pa,g=10m/s2求:①气缸内气体的压强;
②温度升高时,气缸缓慢升高,缸内温度至少升高到多少时,气缸不再上升;

③在整个过程中,气缸内气体对外界(填“做正功”“做负功”或“不做功”),气缸内气体热量(填“吸收”或“放出”)。38(12【物理―物理3―4】1)(4分)一列简谐横波,在t=0.6s时刻的图像如下图甲所示,此时,PQ两质点的位移均为
1cm,波上A质点的振动图像如图乙所示,则以下说法正确的是(双选,填正确答案标号)4o2o
篇三:2021山东滨州高考英语二轮阅读理解精选(3山东滨州市2021高考英语二轮阅读理解精选(3(2021安徽江南十校联考改编
Nineteen-year-oldChristopherPaolinihasalwayslovedadventurebooks.Infact,heplottedouthisfirstbook,Eragon,whenhewasjustfifteen!EragonissellingmorecopiesthanmostoftheHarryPotterbooks.AreporterfromWho’sNewstalkedtothisyoungauthorabouthisbooksandhowheendedupbeingoneofthebest-sellingauthorsofalltime!Reporter:WhatinspiredyoutowriteEragon?
ChristopherPaolini(CP:Ilovethesenseofrespectandwonderthatyoualwaysgetattheendofagreatbookormovie.Eragonwasanattempttoexpressthat.WhenIwasabouttwelve,IreadabookcalledJeremy
Thatcher,DragonHatcher.It’saboutayoungboywhowentintoamysteriousshopandboughtadragoneggthatendeduphatching(孵出.Itstuckinmyhead.EragonwasanattempttoseewhatIcoulddowiththeideamyself.Reporter:
CP:I’mdefinitelyinfluencedbyauthorswhohaveafairlyinventiveuseoflanguage,imaginativeworldsandasenseofwonder-authorswhowriteaboutthingsthatotherpeopledon’t.
Reporter:WhatwasthehardestthingaboutwritingEragon?
CP:ProbablytheeditingbecauseIwasn’tusedtoit.Itwasakindofshockdoingit.ButalsoIwashavingtolearnahugeamountaboutgrammarand

punctuation(标点andotherthingsI’dneverpaidmuchattentiontobefore.I’dsaythateditingandwritingareprettymuchequalin
difficulty.MyrawwritingisalotmoreprofessionalnowthaniteverwasbeforebecauseofeverythingIlearnedthroughtheeditingprocess.Reporter:Howdoyouavoidbecomingannoyedwiththewritingprocess?CP:Writeaboutwhatyouenjoythemostorwhattouchesyouthemost;otherwiseyou’llneverbeabletosurviveabook-lengthproject.Reporter:Anythingelseyou’dliketosharewithyourreaders?
CP:BeforeIwroteEragon,IspentanentiremonthplottingouttheentirestorysoIwasn’twritingblindly.Thathelps.It’snotjustanadventure
story;itisaboutEragontryingtoworkoutwhoweare,whywearehereandhowwecanlivehonorably.
9.Whatdoestheunderlinedword“that”refertointhethirdparagraph?(A.Astory
B.ThesenseofrespectandwonderC.Anidea
D.Agreatbookormovie
10.Whatcouldthereporter’ssecondquestionmostprobablybe?(A.What’sthemostinterestingthingaboutEragon?B.WhereelsedoyougetyourideasofEragon?C.HowhasyourwritingimprovedafterEragon?
D.WhydidyouattempttodealwithyourideasinEragon?11.WhatdoesPaolinifindasdifficultaswriting?(A.Plottingoutthestory.B.Grammarandcommas.C.Theeditingprocess.
D.Thecreativeuseoflanguage.

12.Whatcanbeinferredfromthetext?(
A.ChristopheristheauthorofHarryPotteraswellasEragon.B.Christopheronlywriteswhatheenjoysorwhattoucheshim.C.Christopherspentanentiremonthplottingouttheentirestory.D.ChristopherreallypouredhisheartandsoulintoEragon.
语篇解读:一个19岁的孩子就创作了一本名为Eragon的探险小说,而且销量远远超过HarryPotter系列丛书中的大部分。他是怎么做到的呢?听听记者对他的采访就知道了。答案及剖析:9.B猜测词义题。由画线部分前面的句子Ilovethesenseofrespectandwonderthatyoualwaysgetattheendofagreatbookormovie,可知,此处的that指代thesenseofrespectandwonder;故选B项。
10.B推理判断题。由空格下面的I’mdefinitelyinfluencedbyauthorswhohave...authorswhowriteaboutthingsthatotherpeopledon’t可推知,记者问影
ChristopherPaolini创作的因素是什么,故选B项。
11.C细节理解题。第三个问题后面的回答中的I’dsaythateditingandwritingareprettymuchequalindifficulty可知,他认为writingediting同样难,故选C项。
12.D推理判断题。由最后一段的BeforeIwroteEragon,Ispentanentiremonthplottingouttheentirestory,soIwasn’twritingblindly可知,他写这本书是费了心思的,故选D项。由常识可知A项不对;BC两项都是文章的直接信息,不需推断,故排除。
【长难句子分析】
那本书是关于一个小男孩的,他进入一家神秘的商店并且买了一只龙蛋,那只龙蛋结果孵化了。
【重庆市南开中学2021高考英语二诊考试】
请阅读下列短文,从每篇短文后所给各题的ABCD四个选项中,选出最佳选项。CoffeeisapowerfulbeverageOnapersonallevelithelpskeepUSawakeandactiveOnamuchbroaderlevelithashelpedshapeourhistoryandcontinuestoshapeourculture

Coffeedidn’ttakeoffuntilthel400swhenpeoplefiguredouttheycouldroastitsseedsBythel500sthedrinkhadspreadtocoffeehousesacrosstheArabworldWithinanotherl50yearsittookEuropebystorm
“Itactuallyhadamajorimpactontheriseofbusiness,”historianMarkPendergrastsaysCoffeehousesbecameaspotnotjusttoenjoyacupbuttoexchangeideas.TheinsurerLloyd’sofLondonwasfoundedhundredsofyearsagoinoneofLondon’s2,000coffeehousesLiteraturenewspapersandeventheworksofgreatcomposerslikeBachandBeethovenwerealsospawned(incoffeehouses
ItisoftensaidthataftertheBostonTeaPartyofl773whenAmericancolonists
attackedBritishteashipsandthrewboxesofteaintotheharbor
AmericansuniversallyswitchedovertodrinkingcoffeeInaletterJohnAdamswrotetohiswifeAbigailtheFoundingFatherclaimshisloveofteabutsayshewillhavetolearntoembracecoffeeinsteadbecausedrinkingteahadbecomeasymbolofnotlovingthecountry
ForalltheupsidescoffeehasbroughtthemodernworlditalsoledtoitsfairshareofdownsidestooEuropeanscarriedcoffeewiththemastheycolonizedvariouspartsoftheworldandthisfrequentlymeanttheyenslavedpeopleinordertogrowit.InBrazil―whereslaverywaslegaluntill888―coffeeplantationswoulduseslash-and-burnagriculturetearingdownrainforestsandplantingcoffeetreesOncethesoilhadbeenexhaustedgrowerswouldmoveontoanotherplace
AndyetcoffeeasPendergrastsays,”hadaverygoodimpactinmanywaysonourcivilizationeventhoughitwasforalongtimegrownbyslaves.”
48Whydidpeopleenjoygoingtocoffeehouses?ABecauseitwasafashiontodrinkcoffeeBBecausecoffeehousesprovidedabetterflavorCBecausetheycouldstayawakeandactivethereDBecausetheycouldexchangeideasthere49Whatcanwelearnfromthefourthparagraph?

AAmericancolonistsmadegreatprofitsbytradingincoffeeB.Teawasregardedasasymboloflovingone’scountry.CCoffeebecameverypopularaftertheincidentinBostonDJohnAdamswastheFoundingFatheroftheTeaParty
50Inthefifthparagraphthewriterpointsoutthat__________.ACoffeeplantationwascloselyconnectedwithslaveryBcoffeeplantationledtooutdatedagricultureinBrazilCslaveryinBrazilhadbeenagainstthelawuntill888Dslaverywasresponsibleforthedamagetorainforests51Whatismainlytalkedaboutinthispassage?ASomeinterestingstoriesaboutcoffeecultureBImportantRolesthatcoffeeplayedinhistoryCHowcoffeebecamethemostpopularbeverageD.HowcoffeeaffectedAmerica’sindependence【参考答案】48―51、DCAB
【重庆市南开中学2021高考英语二诊考试】
请阅读下列短文,从每篇短文后所给各题的ABCD四个选项中,选出最佳选项。E
Whydowelaughandgetamusementfromsomanydifferentthingsfrompuns(双关语topratfalls?Whyaresomethingsfunnytosomepeopleandnottoothers?Howisthatwhileasuccessfuljokecancausepleasureasickonecancauseseriousharm?
Overthecenturiesvariousscholarshaveattemptedtoproducea
universallyagreed-upontheoryofhumorPlatoandAristotleintroducedthesuperiority(优越感theorytheideathatpeoplelaughatthemisfortuneofothersTheirtheoryseemstoexplainteasingbutitdoesn’tworkwellforknock-knockjokesSigmundFreudarguedforhisrelieftheorytheconceptthathumorisawayforpeopletoreleasepsychologicaltensionandreveal

theirinnerfearsanddesiresHistheoryworkswellfordirtyjokeslesswellformostpuns
Themajorityofhumorexpelstodayagreewiththeincongruitytheorytheideathathumorariseswhenthere’sagapbetweenwhatpeopleexpectto
happenandwhatactuallyhappens.Incongruityhasalotgoingforit―jokeswithunexpectedfunnylinesforexamplefitwellButscientistshavefoundthatincomedyunexpectednessisovervalued
WiththegoalofdevelopinganewmoresatisfactoryexplanationI
produced“thegentleviolation(违背theory”,theideathathumorariseswhensomethingseemswrongorthreateningbutisactuallyOKorsafeAdirtyjokeforexampletradesonmoralorsocialviolations,butit’sonlygoingtogetalaughifthe
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