人教版(全册)九年级物理教师教学用书补充练习及答案

Wewillcontinuetoimprovethecompany'sinternalcontrolsystem,andsteadyimprovementinabilitytomanageandcontrol,optimizebusinessprocesses,toensuresmoothprocesses,responsibilitiesinplace;tofurtherstrengtheninternalcontrols,playacontrolpostindependentoversightroleofevaluationcomplyingwiththird-partyresponsibility;toactivelymakeuseofinternalaudittoolsdetectpotentialmanagement,streamline,standardizerelatedtransactions,strengtheningoperationsinaccordancewithlaw.Deepeningtheinformationmanagementtoensurefullcommunicationzeroresistance.ToconstantlyperfectERP,andBFS++,andPI,andMIS,andSCM,informationsystembasedconstruction,fullintegrationinformationsystem,achievedinformationresourcesshared;toexpandPortalsystemapplicationofbreadthanddepth,playinformationsystemonenterpriseofAssistantrole;toperfectdailyrunmaintenanceoperationofrecords,promoteproblemreasonsanalysisandsystemhandover;tostrengtheningBFS++,andERP,andSCM,technologyapplicationoftraining,improveemployeesapplicationinformationsystemofcapacityandlevel.Humanisticcaretoensurezero.TostrengtheningHumanitiescare,continuestofostercompanywindclear,andgasare,andheartShunofcultureatmosphere;strengtheninglovehelpedtrapped,caredifficultemployees;carriedoutstyleactivities,richemployeeslife;strengtheninghealthandlabourprotection,organizationcareerhealthmedical,controlcareeragainst;continuestoimplementationpsychologicalwarningpreventionsystem,trainingemployeeshealthofcharacter,andstableofmoodandenterprisingofattitude,createdfriendlyfraternityofHumanitiesenvironment.Tostrengthenriskmanagement,ensurethatthebusinessofzerorisk.Tostrengthenedbusinessplansmanagement,willbusinessbusinessplanscovertoalllevel,ensurethebusinesscancontrolincontrol;tocloseconcernfinancial,andcoalelectriclinkage,andenergy-savingscheduling,nationalpolicytrends,strengtheningtrack,activeshould;toimplementationState-ownedassetsmethod,furtherspecificationbusinessfinancialmanagement;toperfectrisktubecontrolsystem,achievedriskrecognition,andmeasure,andassessment,andreport,andcontrolfeedbackofclosedringmanagement,improveriskpreventioncapacity.Tofurtherstandardizetrading,andstrivetoachieveaccordingtolaw,standardizeandfair.Innovationofperformancemanagement,toensurethatpotentialemployeeszerofly.Tostrengthenperformancemanagement,processcontrol,enhanceemployeeevaluationandlevelsofeffectivecommunicationtoimproveperformancemanagement.Tofurtherquantifyandrefineemployeestandards...Work,fullplayparty,andbranch,andmembersinfivetypeEnterpriseconstructionintheofcorerole,andfightingfortressroleandpioneermodelrole;tocontinuestostrengtheningfourgoodleadershipconstruction利用设在基坑边的固定泵输送砼到施工面，人工摊铺，平板振捣器振捣密实，用刮杠沿模板顶将砼刮平，并用木抹搓平压实，确保砼密实和表面平整。砼浇注时埋设支立模板及钢筋支架所需预埋铁件playlevelscadresinenterprisedevelopmentintheofbackbonebackbonerole;tofullstrengtheningmembersyouthwork,fullplayyouthemployeesincompanydevelopmentintheofforcerole;toimproveindependentCommissionagainstcorruptionworklevel,strengtheningonenterprisebusinesskeylinkofeffectivenessmonitored.,Andmaintainstability.Tofurtherstrengthenpublicityandeducation,improvetheoveralllegalsystem.Wemuststrengthensafetymanagement,establishandimprovetheeducation,supervision,andevaluationasoneofthetrafficsafetymanagementmechanism.ToconscientiouslysumuptheOlympicsecuritycontrols,promotingintegratedmanagementtoahigherlevel,higherstandards,ahigherlevelofdevelopment.Employees,todayislunarcalendaronDecember24,theoxBellisabouttoring,atthistimeofyear,weclearlyfeelthepulseoftheXXpowergenerationcompanytoflourish,tomoreclearlyhearXXpowergenerationcompaniesmatureandsymmetrybreathing.Recallingpastoneanotheracrossarailing,weareenthusiasticandfullofconfidence.Futuredevelopmentopportunities,wemoreexcitingfightmorespirited.Employees,letustogetheracross2013fullofchallengesandopportunities,tocreateagreen,low-costoperation,fullofhumanecareofaworld-classpowergenerationcompanyandworkhard!TheoccasionoftheSpringFestival,mysincerewishthatyouandthefamiliesofthestaffinthenewyear,goodhealth,happy,happy!第13章内能补充练习：一、填空题1.给汽车加油，会闻到汽油味，从物理的角度来看，属于现象，这个现象表明：。2.火柴头在火柴盒上轻轻划过就能燃烧，从能量转化的角度讲，是将能转化为能，这是通过的方式实现的。火柴头也可以用火点燃，这是用方式实现的。3.生活中的“热”含义非常丰富，物理学中，“天气很热”中的“热”是指高；“两手相互摩擦手会发热”的“热”是指增加。4.汽车发动机是用水做冷却剂的，这是利用了水的性质；一杯水倒出一半后，剩下的半杯水的比热容（选填“增大”“减小”或“不变”）。5.一位同学用相同的酒精灯给质量相等的甲、乙两种物质加热时，根据结果描绘温度—时间图象如图1所示。由图可知，甲物质温度比乙物质温度升高（选填“快”或“慢”）。甲物质比热容乙物质比热容（选填“＞”“＜”或“=”）。6.铜、铅的比热容之比是3：1，一铜块和一铅块质量之比是2：3，若它们吸收的热量相同，升高温度之比是。7.如图2所示，在空烧瓶内滴一滴酒精，用橡皮塞塞紧瓶口，再用打气筒向瓶内打气。当瓶内气压足够大时，塞子将从瓶口冲出，且原来透明的瓶内充满了白雾。请写出这个实验现象中涉及到的热学知识。（1）向瓶内找打气：。（2）瓶内发生的物态变化：。（3）瓶子从瓶口冲出：。（4）瓶内充满了白雾发生的物态变化：。二、选择题：8.下列事例中，不能说明分子不停地做无规则运动的是（）A.打开香水瓶盖后，满屋充满香气B.衣柜中的卫生球，过一段时间后体积变小甚至消失了C.打扫教室地面时，在阳光下看到灰尘在空中飞舞D.将一滴红墨水轻轻滴在一杯水中，过一段时间后，整杯水就红了9.如图所示，将两个铅柱的底面削平、削干净，然后紧紧地压在一起，两铅块就会结合起来，甚至下面吊一个钩码都不能把它们拉开．这个实验说明了（）A．一切物质的分子都在不停地做无规则运动B．分子之间存在引力C．分子之间存在斥力D．分子之间存在间隙10.下列说法中正确的是（）A．没有外界做功时，同一物体，温度降得越多，放出的热量就越多B．温度高的物体比温度低的物体含有的热量多C．热传递中温度总是从热的物体传递给冷的物体D．汽车发动机用水作冷却剂，是因为水的温度低11.在下列过程中，由于做功而使物体内能增加的是（）A．把铁丝反复弯曲，弯曲处变热B．用酒精灯对烧杯中的水加热C．把钢球放入炉火中烧一段时间D．烧开水时，蒸汽将壶盖项起12.生产生活中，我们常常利用水比热容大这一性质。下列事例中与这一性质无关的是（）A．福岛核电站受损后灌注海水降温Wewillcontinuet