[今日更新]安徽省2023-2024八年级教学质量监测（4月）.物理试卷答案

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[今日更新]安徽省2023-2024八年级教学质量监测（4月）.物理试卷答案试卷答案

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asmfornature.Wehopesuchstudycanbeorganizedasoftenaspossible.tours第二节Paragraph1:"IwanttobelikeDadandI'mtryingtomakehimproud,”Stanleysaid.“MydadandIusedtocleantheforest.Buthediedofcancerafewweeksago.Afterthat,Icameherealonetocleanit.DadalwaystoldmeIshouldkeepoursurroundingsclean,"Stanleyadded."You'reagoodboy.I'msureyourfatherisproudofyou,Scottsaid.Feelingtouchedbytheboy'sdetermination,Scottdecidedtodosomethingforthispoorkid."I'vegotanideatohelpyou.Comewithme,”Scottsaid.Paragraph2:ScotttookStanleytotheprincipal'sofficeandtoldherwhahadhappened.TheprincipalbankfeltsorrythatStanleyhadtogothroughsomuch,andshewantedtoassistStanleyincamyingouthisplan.Aweeklater,Stanley'sdtrackschoolorganizedacompetitionforcleaningKistheabandonedforestandannouncedthatthewinningclasswouldreceiveaprize.Toeveryone'ssurprise,StanleyandhisteamHeandfinallywonthecompetition!Fromthatdaysalton,Stanley'sclassmatesjoinedhimincleaningtheforestandStanley/wasnotaglaloneanymore听力练习10参考答案ton1-5CACCB6-10BAABBasn版中缝)11-15BCCAA16-20(Onepossibleversion)S2126.com16.latest17.monthspatie:51089018.17th19.Inform20.important《双语学

4.为庆祝某节日,人们在街头巷尾都挂起了红灯笼。如图所示,轻绳两端分别系在某固定水平杆的两侧,在轻绳上悬挂5个相同的灯笼,两侧轻绳和灯笼关于过d点的竖直线对称。已知轻绳ab段、bc段、cd段与竖直方向的夹角分别为a、、γ,所有灯笼均处于静α、β、γ,止状态。下列说法正确的是CDton=1&2A.=32B.=35C.=2D.=3

(4)排除故障后,调节R2的滑片位置,当标准电流表的示数为0.42A时,毫安表的示数为0.60mA,由此可推测出改装的电流表量程(填“是”或“不是”)预期值

6.如图所示的电路为某控制电路的简化图,图中电源内阻不计,R1、R2、R3为定值电阻,R0为光敏电阻(阻值随光光照强度的增加而减小),电压表、电流表均为理想电表,开关闭合后,电表示数分别表示为U、I1、l2,,电表示数变化量分别表示为U、I1、I2。。在光照强度减弱的过程中,下列说法正确的是A.U、l1、I2都增大B.U、I1、I2都减小C.U增大,l1、l2减小D.Ul1增大