首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
为治理环境污染，很多城市出台了“禁止燃放烟花炮竹的决定”．燃烧烟花炮竹释放的烟尘 （选填“属于“或“不属于”）分子的无规则运动；从防治噪声的角度，禁燃是从 处控制噪声．
查看本题答案
包含此试题的试卷
教案备课库《》真题及答案
点击查看
你可能感兴趣的试题
根据下面的提示以Itishightimeweforbadesettingofffireworks!为
限制燃放烟花爆竹的原因是为了防止①空气污染②噪声污染③火灾④环境污染.
①②
③④
①②④
①②③④
2018年1月1日起合肥市区将全面禁止燃放烟花炮竹这是我市治理环境污染问题的又一大举措．下列说法与
提倡使用电子烟花
鼓励推行无纸办公，减少森林砍伐
秸秆直接田间焚烧
生活污水处理达标后排放
在治理城市空气污染所采取的措施中错误的是
焚烧落叶
植树造林增加绿地面积
加强环境监测，提高全民保护环境的意识
禁止燃放烟花爆竹
燃放烟花爆竹会产生怎么样的环境污染
燃放烟花爆竹造成严重的环境污染今年10月1日阜阳市烟花爆竹燃放管理规定正式实施燃放烟花爆竹造成的阴霾
符合用火规范
在小区花园角落可以焚烧垃圾
消防控制室严禁使用明火
在楼道内焚烧垃圾
在小区内燃放烟花炮竹
根据下面的提示以Itishightimeweforbadesettingofffireworks!为
在治理城市空气污染所采取的措施中错误的是
焚烧落叶
植树造林增加绿地面积
加强环境监测，提高全民保护环境的意识
禁止燃放烟花爆竹
符合用火规范
在小区花园角落可以焚烧垃圾
消防控制室严禁使用明火
在楼道内焚烧垃圾
在小区内燃放烟花炮竹
为治理环境污染很多城市出台了禁止燃放烟花炮竹的决定．燃烧烟花炮竹释放的烟尘选填属于或不属于分子的无规
禁止燃放烟花爆竹是防止环境污染的一项重要措施．由燃放烟花引起的污染的是 ①水源污染 ②大气污染
①②
②③
③
④
为什么要禁止燃放烟花炮竹
库区内吸烟和燃放烟花炮竹
允许
有时可以
严禁
经仓库主任批准可以
为治理环境污染很多城市出台了禁止燃放烟花炮竹的决定．燃放烟花炮竹释放的烟尘选填属于或不属于分子的无
书面表达满分30分2009年2月9日晚北京市的央视新大楼发生严重火灾导致一名消防队员死亡并造成很大的
我国许多大城市都禁止燃放烟花爆竹燃放烟花爆竹对环境的危害是
有毒、有害气体及粉尘
纸屑污染
噪声污染
A.B.C.都是
违规燃放烟花爆竹违法行为是指的行为
在禁止燃放烟花爆竹的时间燃放烟花爆竹
在禁止燃放烟花爆竹的地点燃放烟花爆竹
以危害公共安全的方式燃放烟花爆竹
以危害公民人身、财产安全的方式燃放烟花爆竹
2017年4月1日中__印发通知决定设立河北雄安新区绿色生态宜居新城区是雄安新区的一个重要功能定位
污水集中处理
禁止燃放烟花炮竹
垃圾分类处理
禁止使用化石燃料
书面表达满分30分2009年2月9日晚北京市的央视新大楼发生严重火灾导致一名消防队员死亡并造成很大的
热门试题
更多
在“探究加速度与力质量的关系”的实验中 1对于本实验以下说法中正确的是 A．砂和桶的总质量要远大于小车的总质量 B．每次改变小车质量后需要重新平衡摩擦力 C．实验中也可不测加速度的具体数值只要测出不同情况下加速度的比值就行了 D．若要验证“加速度与力的平方成正比”这一猜想在作图线时最好以F2为横坐标 2某同学在接通电源进行实验之前将实验器材组装如图1所示下列对此同学操作的判断正确的是 A．打点计时器不应固定在长木板的最右端而应固定在靠近定滑轮的那端 B．打点计时器不应使用干电池而应使用交流电源 C．不应将长木板水平放置而应在右端垫起合适的高度平衡摩擦力 D．小车初始位置不应离打点计时器太远而应靠近打点计时器放置 3改正实验装置后该同学顺利地完成了实验．在实验中保持拉力不变得到了小车加速度随质量变化的一组数据如下表所示 请你在图2方格纸中建立合适坐标并画出能直观反映出加速度与质量关系的图线． 4从图线可得出拉力大小为结果保留两位有效数字． 5保持小车质量不变改变砂和砂桶质量某同学根据实验数据作出了加速度a随合力F的变化图线如图3所示．此图中直线发生明显弯曲的原因是．
比较大小7．
求下列各式字母的取值范围．
TheMetropolitanMuseumofArtMetisoneoftheworld'slargestandfinestartmuseums.Followingthesuggestedroutewillhelpyouexplorethemuseum.TheTempleofDendurThis2000﹣year﹣oldbuildingstoodneartheNileRiversurroundedbyawallthatnolongerexists.Butyoucanstillpeekthroughthegateway.Whose'house'isthis?It'snotforpeople.It'sforgods.Canyouidentifythem?Theyfaceout.Akingfacesinbringingofferings.MetSpeaksBringingtogethersomeofthemostrespectedthinkersonagivensubjectMetSpeaksfeatureslecturesdiscussionstalksfilmsandforumsinwhichcompellingvoicesexploretimelyissuesthatconnecttotheMet'sexhibitionsandpermanentcollection.Programtimesaudiencesandtopicsvary.TimetoSketchSettledownforafewminutespicksomethinginthisgalleryandhavefundrawingit.Enjoythechancetolookcarefullyasyoucreateyourownsketch.You'llbesurprisedathowmuchmoreyounoticethankstoexploringartbysketching.MetAccessMaketheMetyours!Choosefromavarietyofservicesandexcitingprogramsthataretailoredtomeettheneedsofvisitorswithdisabilities.Programtimesaudiencesandtopicsvary.AskfortheAccessInformationbrochureandAccessCalendaratInformationDesksdownloadtheAccessCalendarPDForcall212﹣650﹣2010oremailaccess@metmuseum.org.AdmissionFeeincludesadmissiontotheMainBuildingandsame﹣weekadmissiontotheCloistersmuseumandgardens.1Howmuchisrecommendedtopayfor3adultand2studentvisitors?A.﹩99B.﹩111C.﹩87D.﹩1032WhatcanyouknowabouttheTempleofDendur?A.Ahighwallissurroundingthe2000﹣year﹣oldbuildingnow.B.Akingfacesoutbringingofferingsinthetemple.C.ThebuildingisdesignedforEmperortolivein.D.TheNileRiverwitnessedthehistoryofthebuilding.3WhichofthefollowingisTRUEabouttheMet?A.IssuesconnectedwitheconomiccrisiswillbediscussedinMetSpeaks.B.Visitorscanchoosesomethinginthegalleryandhavefundrawingitonthewall.C.Disabledpeoplewillfindvariousservicesandprogramsofferedespeciallyforthem.D.Youcanemailaccess@metmuseum.orgformoreAdmissioninformation.
一质点在某段时间内做曲线运动则在这段时间内
如图所示沿水平方向做匀变速直线运动的车厢中悬挂小球的悬线偏离竖直方向37°角小球和车厢相对静止球的质量为1kg．g取10m/s2sin37°＝0.6cos37°＝0.8 1求车厢运动的加速度并说明车厢的运动情况． 2求悬线对球的拉力．
ThereisawonderfulstoryaboutJimmyDuranteoneofgreatsingers.1asktobeapartofashowforsomeoldWorldWarⅡsoldiershetoldthemhewasverybusyandhecouldaffordonlyafewminutes2hewouldcomeiftheywouldn'tmindhissingingoneshortsongandimmediatelyleavingforhisnextappointment.Ofcoursetheshow'sdirectoragreed3happy.ButwhenJimmygotonstagesomethingsurprisinghappened.Hewentthrough4shortsongandthenstayed.Theapplausegrewlouderandlouderandhekept5stay.Prettysoonhehadbeenonstage6fifteentwentyandthenthirtyminutes.Oneofhis7assistbehindthestagestoppedhimandsaid'Ithoughtyouhadtogoafterafewminutes.Whathappened?'Jimmyanswered'IdidhavetogobutIcanshowyouthereasonwhyIstayed.Youcanseefor8youifyoulookatthefrontrow.'Inthefrontrowweretwomenbothof9hadlostanarminthewar.Onehadlosthisrightarmandtheotherhadlosthisleft.Togethertheywereabletoclapandthatwasexactlywhatthey10doloudlyandcheerfully.
常用的电磁打点计时器和电火花计时器使用的是填“直流电”“交流电”正常工作时每隔s打一个点．
1-的绝对值是相反数是倒数是．
已知y=+3求2x+y的值．
如图所示水平桌面上叠放着AB两物体均与桌面相对静止不动则B物体受力个数为
下列说法中哪些表示的是时刻
将下列各数开平方．
判断无限小数都是无理数．判断题
求下列各式字母的取值范围．
判断无理数都是开方开不尽的数．判断题
如图所示为AB两运动物体的位移图象．下述说法中正确的是
Whenwegiveourkidsholidaygiftsmanyofuscan'twaittoheartheirappreciativecriesof'thankyou!'oncethewrappinggetsrippedoff.Buthere'satip:You'dbewisenottoexpectmuchgratitudefromthemforwhattheyreceive.Gratitudecanmakeushappierhealthierandevenfitter.Butdothekidsshowtheirgratitudeforthestuffwebuythem?AlltheresearchI'vedonehasconvincedmethatitwon'thappen.Onemomtoldmethatwhensheaskedher16﹣year﹣oldsontothankherforbuyinghimacellphonehesaid'Butthat'swhatmomsshoulddo.'Fromateenager'sangleit'saparent'sresponsibilitytotakecareofthefamily.AccordingtoDunhamYale'sassistantprofessorofpsychology'Whenteenagerscodeitthatwayagiftisnolongersomethinggivenfreelyandvoluntarily'﹣it'sjustmomanddadlivinguptotheirobligation.Parentsdohavetherighttodemandgoodmannersandchildrenshouldthanksincerelywhoevergivesthemsomething.Butkidscan'tknowhowblessedtheyareunlesstheyhaveabasisforcomparison.Andtheydon'tlearnthatbyaparentcomplainingthatthey'reungrateful.Weneedtogiveourchildrenthegiftofawiderworldview.Showbyexamplethatgratitudeisn'taboutstuff﹣whichultimatelycan'tmakeanyofushappyanyway.It'saboutrealizinghowluckyyouareandpayingyourgoodfortuneforward.Youcancollectallthecharitableappealsandsitdowntogetherwiththekidstogothroughthem.Yousetthebudgetforgivingandthekidsdecidehowit'sdistributed.Oncetheconversationaboutgratitudegetsstartedit'smucheasiertocontinueallyear.Alsoyoucansetupafamilyroutineatbedtimewherekidsdescribethreethingsthathavemadethemgrateful.Whenkidsgoofftocollegeyoucantextthemapictureeachweekofsomethingthatinspiresyourappreciation.Teachingchildrentofocusonthepositiveandappreciatethegoodintheirlivesisperhapsthegreatestgiftwecangivethem.Andwecanalllearntogetherthatthethingsthatreallymatteraren'tonsaleatadepartmentstore.1Howdochildrenrespondwhenreceivinggiftsfromtheirparents?A.Theyshownointerestintheirparents'gifts.B.Theycan'twaittoopentheirparents'gifts.C.Theyshowmuchgratitudetotheirparentsforthegifts.D.Theytaketheirparents'giftsforgranted.2Tomakechildrengratefulforwhattheyhaveparentsshould.A.liveuptotheirobligationB.asktheirchildrentohavegoodmannersC.teachtheirchildrenbysettinganexampleD.complaintheirchildrenareungrateful3Whatcanwelearnfromthelasttwoparagraphs?A.Nogiftsaregreaterthanteachingchildrentobepositiveandgrateful.B.Childrenoughttorealizehowluckytheyaretohaveconsiderateparents.C.ChildrenaresupposedtodecidehowtodistributetheirownmoneyD.Itiseasyforparentstostarttheconversationaboutgratitude.4What'sthepurposeoftheauthorwritingthistext?A.Toexplainthereasonwhychildrenoffernogratitudetotheirparents.B.Togiveadvicetoparentsonhowtohelpchildrendevelopgratitude.C.Toencourageparentstodothingstogetherwiththeirchildren.D.Toremindparentsoftheirresponsibilitytoeducatetheirchildren.
将下列各数开平方．36
有关滑动摩擦力的下列说法中正确的是
将下列各数开平方．0.04
判断有理数都是有限小数．判断题
将下列各数开平方．1
求下列各式的值．
Forcollegestudentsgraduationsignalsanexcitingnewbeginning.1Manystudentswonder:WhatdoIdonow?Whatcareerisbestforme?Mostexpertadviceonchoosingcareersboilsdowntothefollowingpoints.KnowingYourselfWhatareyourinterests?Abilities?Skills?2Theresultsmaysurpriseyou!Thesecanbeusefulbutthey'renotthelastword.InvestigatingInvestigatingoccupationsismuchmoredifficult.Formostpeoplethereisn'tjustone‘right'jobbutseveralthatcouldbesatisfying.3Talktopeoplewhohaveoccupationsthatinterestyou.Findoutwhattheylikeanddislikeabouttheirjob.4Manypeoplechoosetheircareersbecausetheybelievestronglyinaparticularcause.Somemightchoosetoworkinareaslikemedicinecharityorenvironmentalprotection.Somehaveastronginterestinhistoryoraloveforthearts.5Soincaseslikethesethefieldisoftenchosenfirstratherthantheoccupationitself.Soifyou'vechosenafieldself﹣assessmentwillhelpyoufindyourplaceinit.Investsometimeandeffortandfindtherightcareerforyou.A.Tryaself﹣assessmentquiz.B.SearchthroughbooksandWebsites.C.Findingyourplace.D.Butitcanalsobringalotofuncertaintyandconfusion.E.SeriousresearchhelpsnarrowthepossibilitiesF.Researchyourchosenfieldcarefully.Whatworkneedstobedone?Whattrainingisneeded?G.Thentheymightthinkabouteducationmuseumsorartproduction.
假定你是李华你所在的学校将要举办一场春节庆祝活动.你和你的同学邀请在你校的美国交换生Tom参加.请你写一封信给Tom要点如下:1.活动内容;2.邀请Tom一起表演一个中西合璧的节目;3.活动时间:2015年农历12月30日晚7:00﹣10:004.活动地点:学校学术报告厅.注意:1.词数100左右;2.可以适当增加细节以使行文连贯;3.开头语已经为你写好.DearTomYouhavetoldmethatyouareveryinterestedinhowweChinesecelebrateourtraditionalfestivals..Wearelookingforwardtoyourreply.YourssincerelyLiHua.
求下列各数的立方根．0
一个物体做自由落体运动如图所示的四幅图中表示其v﹣t图象正确的是
若+y+2²=0则x+y2013等于A．-1 B．1 C．32014 D．-32014
求下列各数的立方根．216
热门题库
更多
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
教案备课库
高一下学期数学
教案备课库
高一上学期数学
高一上学期化学
教案备课库
教案备课库
教案备课库
高一上学期物理
湘公网安备 43130202000226号