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2023-2024学年湖南省高一年级五月考试(24-509A)物理试卷答案试卷答案
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SeeBisoninSageCreekWildernessAreaAftertheintensesummer,hparenthSbreakTheySbaeegereksforyoueWallSD.hkedhishome-hoduringtheyear.gpraire)neiedSuendfeerNhmakesomebigchangestomaketheplanork.BteertinyourvelicleeetLastMay,Sebabecametheyoungetperoevervprofeoncenfcae()fromBerklee.Thecertificateisequaltoaboutfourcollege-levelclasebutcancostyouyourlife.24.WhattroubledSebaafterhegotajuniordrumkit?AscendtheAmazingSaddlePassTrailSdePahabutatOofeA.Hisparentssignedhimupforlessons.ainlarkisoneofthehandoHerehB.Hecouldn'tmakethesoundshewanted.WallitfntoviewoftheWhiteRiverValleyThelseefeyve..Hedidn'tlikethedrumhisparentboutD.Hisdrumwasn'tasgoodasMr.Copeland's.BadlandsNationalPark'sTopHike:NotchTrailAsthemostpopularhikeintheBadlands,NotchTrailfeaturesfantastieladderclimbandabsoy25.WhatchallengedidSebameetinlearningmusic?breath-takingviews.ThistrailishediffcybutitseommendedfortheofheightA.Hecouldn'tfindabassofgoodquality.andcanbedangerousduringorafterheavyrains.ThemostBadlandsinjuriestakeplaceherebeure.HewastooshortoeoverthedrumstC.Hewasunabletoexploreallkindsofmusic.practicesafely.D.Hecouldn'treceiveahigherleveloftraining21.WhatmakesSageCreekspecial?26.WhatdidSebadoafterthesummerprogram?A.Itslongesttrail.A.HewenttoBerkleeB.Itslargeprairie.B.Hehadagoodrest.C.Itsuniquescenery.C.Hecontinuedtolearn.D.Itsdangerousclimbing.D.Hestudiedonlinemusic.22.Whichplaceisnamedaftertheshapeofaprairie?27.WhatdoyouthinkofSeba?A.CastleTrail.BSageCreek.eA.Talentedandhard-workingSaddlePassTrail.B.Famousandhonest.C.NotchTrail.23.WhataretravelerstoNotchTrailwarnedtodo?C.SeriousandresponsibleD.Gratefulandpolite.A.Stayinthevehicle.B.Takearaincoat.Thefoxfroze.Inasuddenflashofmovement,thefoxdovenose-firstintothewater,appearingwithalargeC.Avoidgettinginjured.D.KeepawayfromtheladderInMarch2016,tworesearchersinSpainwatchedasamaleredfoxfollowedandcaught10fishoveracouplefishstrugglinginhismouthSebalivesinMemphis,Tennessee-aplacefamousformusic.Hegrewupwithmusicallaround,butheofhours.Theevent,describedinastudyinEcology,seemstobethefirstrecordedinstanceofafoxfishing,theespeciallylovedthedrummingofStewartCopelandfromthebandThePolice."ThePolicesongsarefullofsomuch"Seeingthefoxhuntingfishoneafteranotherwasincredible,"sayssJoreTobajasoftheUniversityofresearcherssay.Beforeheturnedthree,hisparentsaskedhimwhathewantedforhisbirthday."Drums!"heanswered.Hiscooldrumming,"hesays.Cordoba."Wehavebeenstudyingthisspeciesforyears,butweneverexpectedsomethinglikethis."parentsweren'tsure,butafterseeinghimplaythedrumsatalocalmusicstore,theydecidedhewasserious.TheyTobajasandhiscolleaguecameacrossthefishingfoxwhilesurveyingasiteforadifferentproject.Thefoxfirstcaughttheirattentionbecauseitdidn'tfleewhenitspottedtheresearchers.Seizingtheopportunity,theydecidedtoButsoonSebagrewupset.Hecouldn'tgethisjuniordrumkittomakethesoundsheheardMr.Copelandboughthimajuniordrumkit.making.Itwasalessonforthefamily:goodinstrumentswereworthpayingfor.HisparentsboughthimaTheircuriosityturnedintoexcitementafterthefoxcaughtitsfirstfish."Themostsurprisingthingwastoseehidenearbyandseewhatthefoxwasupto.howthefoxhuntedmanycarpwithoutmakinganymistakes,"Tobajassays."Thismadeusrealizethatitwasprofessionaldrumkitandsignedhimupforlessons.Injustafewmonths,hisdrumteacherreportedthatSebawaslearningextremelyquicklyandneededahigherInsteadofimmediatelyeatingallofthefish,thefoxhidthemajorityofitseatchandappearedtoshareaessurelynotthefirsttimehehaddoneit."Seba'sparentsencouragedhimtoexploremusicinotherways.Sebalearnedbass(),guitar,andpiano.leveloftraining.Hewasstillfour.onewithafemalefox,possiblyitsmate.Hefacedchallenges-somerelatedtohissize."Icouldn'tseeovermydrumset,"hesays.AndIcouldn'reachFishremainshavebeenspottedinthewaste()offoxesbefore.Butscientistsweren'tsurewhetherfoxessomeofthecymbals."Healsohadtroublefindingagoodbassthatwassmallenough.hadcaughtthefishthemselvesorweresimplyseavengingdeadfish.ThisresearchonmsthatsomefoxefishforIn2020,SebagotspecialpermissiontojoinasummermusicprogramatBerkleeasan8-year-old.Sebatheirfood.英语第4页(共8页)studiedbassinanonineprogram.Tokeepup,hehadtopracticeupto36hoursaweek.英语第3页(共8页)
2023-2024学年湖南省高一年级五月考试(24-509A)物理试卷答案第一部分
11.如图所示,MN是半径为R的圆形磁场区域的直径,MN上方存在方向垂直于纸面向外的匀强磁场,磁感应强度大小为B,MN下方存在方向垂直于纸面向里的匀强磁场,磁感应强度大小为2B.在M点有一质量为n、电荷量为++q(q>0)的离子源,离子从N点射出时的速度大小不同,但方向均与磁场方向垂直于且与MN成30^角。不计离子重力及离子间的相互作用,则从N点射出磁场的离子速度可能是A.RqB2mB.RqB3mC.5RqB6mD.4RgB7m
2023-2024学年湖南省高一年级五月考试(24-509A)物理试卷答案第二部分(待更新)
11.(20分)如图所示,轻质曲柄AB长为R,,在电动机作用下可绕水平轴往返匀速转动,曲柄通过铰链连接质量为m的滑块P,滑块可在竖直导板内上下滑动,导板通过长度为L的水平连杆固定连接质量为M的活塞Q,导板、活塞限制在水平固定的滑槽内移动,不考虑导板、连杆质量,一切摩擦不计,连杆的水平轴线恰好通过O点,重力加速度为g,37^=0.6,37^=0.8。(1)关闭电动机,曲柄AB可绕自由转动,在外力作用下静止在图示位置(外力作用在活塞Q上),求导板对滑块的弹力大小;(2)启动电动机,曲柄顺时针转动,角速度为9当曲柄AB与水平轴线夹角为θ时,求活塞速度大小;(3)在(2)的条件中,当曲柄AB与水平轴线重合时,求曲柄对滑块的作用力大小。x1