河南省2023-2024学年度七年级综合素养评估（一）【R- PGZX C HEN】z物理考试试卷

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河南省2023-2024学年度七年级综合素养评估（一）【R- PGZX C HEN】z物理试卷答案

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DWeourselves,asproductsofaneducationalsystem,aresufficientlyperfectevidenceagainstit.Ifwethinkofwhatwehappilymighthavebeen,andthenofwhatweare,wecannotbutadmitthetotalfailureorthehelplessinsufficiencyofoureducation.Lookingbackonthoseyearsuponyearswhichwespentinschool,weknowthatsomethingwaswrong.Ifwewillremember,wedidnot,atthetime,exactlyapproveoftheschoolsystem.Manyofus,infact,wentinforsabotages.Ourfavoritebrandofsabotagewasthe"withdrawalofefficiency"-inourcaseakindofunconsciouspassiveresistance.Good-naturedonlookers,suchasourparentsortheboardofeducation,mighthavethoughtthatwewerelearningsomethingallthewhile;butthat'sjustwherewefooledthem!Therewere,ofcourse,afewofuswhoreallylearnedandrememberedeverything-whocouldstateoff-hand,rightnow,ifanybodyaskedus,inwhatyearNormantheConquerorlandedinEngland.Butthetroubleisthatsofewpeopleaskus!Therewasonebitofhonestyinourschooling-atitsveryend.TheycalledthatendingaCommencement(毕业典礼).Andsoindeedwefoundit.Confused,unprepared,outoftouchwiththerealities,wecommenced()thenandtheretolearnwhatlifeislike.Wefounditdiscouraginginathousandways;butthethingwhichstruckusatthetimemostforciblywasthatitwasineveryrespectquiteunlikeschool.Onecouldnotcramforajobasifitwereanexamination;onecouldnotgetinthegoodgracesofamachineasifitwereateacher;thedocility()whichwonhigh"marks"inschoolwascalledlackoforiginalityinthebusinessworld,dullnessinsociallife,stupidityintherealmoflove.Wehadbeenquitecarefullypreparedtogoonstudyingandattendingclassesandtakingexaminations;buttherealworldwasnotlikethat.So,whatdifferencedoesschoolingmake,tousortotheworld?Andwhattousnowarethosevictoriesandhumiliations,thefailureor.successofschool?32.Whatisthepurposeofthisarticle?A.Tocomplainabouttheeducationalsystem.B.Toencouragereaderstogeteducatedinschool.CTodiscussabouthowtogetgoodeducationinschool.D.Totalkabouttherelationshipbetweenschoolandsociety.33.Whatdoestheunderlinedwordsabotagein2dparagraphmostprobablymean?A.anunconsciousactofdestructionB.thelowabilitytobeefficient高三英语第7页（共12页）

河南省2023-2024学年度七年级综合素养评估（一）【R- PGZX C HEN】z物理第一部分

7.如图所示,在水平直轨道上的小车车厢内有一个倾角=30^的光滑斜面,一细线系着小球放在斜面上,细线与斜面平行。已知重力加速度g取10m/s^2,,当小车以加速度a向左运动时A.若a=20m/s^2,小球受两个力的作用B.若a=20m/s^2,,小球受三个力的作用C.若a=10m/s^2,,小球受两个力的作用D.若a=10m/s^2,,小球受三个力的作用

河南省2023-2024学年度七年级综合素养评估（一）【R- PGZX C HEN】z物理第二部分（待更新）

13.(12分)如图所示,半径为R的光滑半球形碗固定于水平地面上,碗口平面平行地面,O为球心,质量均为m的A、B两小球用长为R的轻杆连接置于碗内,重力加速度为(1)求两球静止时杆对A球作用力的大小F1;(2)将A、B两小球均置于碗口边缘并由静止同时释放,两小球沿碗壁运动过程中轻杆始终保持水平,求两球运动到最低点时轻杆对A球作用力的大小F2。