thedevelopmentofchinesecharactersppt教学课件

SkimthroughthearticleandanswerthefollowingquestionsWhatisthearticleabout?WhoinventedChinesecharacters?HowmanytypesofChinesecharactersbetalkedinthearticle?whatarethey?WhatdidChinesegovernmentdointhe1950s?ThedevelopmentofChinesecharacters.CangjieTwo,pictographsandpictophoneticcharacters.TheChinesegovernmentintroducedsimplifiedChinesecharacters.ReadthearticlecarefullyanddivideitintoseveralpartsParagraph1Paragraph2Paragraph3-6Paragraph7-8BriefintroductionofChinesecharacters.TheoriginsofChinesecharacters.FormanddevelopmentofChinesecharacters.PronunciationofChinesecharactersandsimplifiedChinesecharacters.ListentothetapeanddoT/FTheChineselanguagediffersfrommanyWesternlanguagesbecauseWesternlanguagesusecharacterswhichhavemeaningsandcanstandaloneaswords.CangjieinventedthefirstChinesecharacterswhichusedshapesorpicturestorepresentdifferentobjects.ThefirstrealChinesecharacterswerepicture-wordswhichturnedintostandardformsandbecamemorecomplexovertime.Pictographsindicatemeaningswhilepictophoneticcharactersindicatepronunciation.Themethodofcreatingpictophoneticisstillusedtoday.(F)(T)(F)(F)(T)Languagepointsdifferfrominthatovertimeasawhileturnintonotbethesame/unlikeforthereasonthat/becausepastalongtimeingeneralbecome/changeintoFillintheblankswiththephrasesfromtheboxbelow.overtimedifferfrominthatturn…intoasawholeOldEnglish_______greatly_____themodernEnglishweusetoday.2.Lifeontheislandhaschanged__________becauseofthegrowingnumberoftouristswhovisititeveryyear.3.Shesaiditwastheteacher’spraiseandencouragementthat______her______agoodstudent.differsfromovertimeturnedinto4.Consideringyouridea____________,Ithinkitwillcontributesignificantlytothedevelopmentofthecompany.However,itmaycausesomeproblemsaswell.5.Iwaslucky_________IwasabletofindwhatIwantedasawholeinthatUsethefollowingwordsandphrasestoretellthearticleChineselanguage,differfrom,represent,ideas,objects,actions,Cangjie,shapes,picture,pictographs,drawingstandardforms,pictophoneticcharacters,indicating,meaningshowing,sound,inthe1950s,Chinesegovernment,simplified,widelyusedFillintheblankswithproperwordsorphrasesTheChineselanguage_________manyWesternlanguages_____itusescharacterswhichhavemeaningsandcanstandalone__aword.Chinesepeopleinventednumerouscharacterstorepresent____,_____or_____.ItissaidthatCangJieinventedChinesewritingwhichuseddifferent______or_______torepresentdifferentobjects.thecharactershave__________fromdrawings___standardforms.__________indicatemeaningswhile__________________arecomposedofthemeaningpartandthesoundpart.differsfrominthatasideasobjectsactionsshapespicturesdevelopedintoPictographspictophoneticcharactersCangjieCangjie,whoisbelievedtohaveinventedChinesecharacters,usedtoworkashistoryofficialundertheYellowEmperorinancientChina.Itissaidthattheinscriptions(题字)onbonesandtortoise(龟)shells(外壳)werealsoinventedbyhim.Hehasbeentakenasalegendaryfigure(人物)inChinesehistoryandculture.PictographsPictographsareanotherfromofnotation(符号,标志)intranscribing(转录,抄写)linguistic(语言上的)meaning,andtheyarewheremostChinesecharacterscanfindtheirorigins(起源).AnotherexampleisEgyptianhieroglyphics(象形文字).PictophoneticcharactersChineseisapictophoneticlanguage.Pictophonesarecomposedoftowparts,themeaningpartandthesoundpart.Theformerparttellsreadersitsmeaningwhilethelatterparttellsreadersitspronunciation.Itisestimated(估计)thataround90percentofthesecharacterstodaydisplaythissymbolism(象征意义).So,bylookingatthetwocomponents(成分),thereaderisfrequentlygivenahintastoeitherthepronunciation,meaning,orboth.Throughthismethod,theChineselanguagehasevolved(进化)intoaricherandmorediverse(多种多样的)language.物体为什么会下落苹果为什么会往下掉？水为什么会往低处流？GAINIAN1、概念：物体由于地球的吸引而受到的力。重力重力的施力物体是______，重力的受力物体是_______地球物体本身SHIYAN如右图（a），将勾码悬挂在铁架台的横杆上，待勾码静止时观察细线的位置。如右图（b），将铁架台倾斜一个角度，观察勾码静止时细线的位置。两图中细线都处于位置，这说明什么？竖直向下（a）(b)FANGXIAN2.重力方向：总是竖直向下。DALOU你可以用什么方法判断大楼是否竖直呢？YUANLI重垂线的工作原理是什么？重力的方向总是竖直向下。SHUIPINGYI你能用它来制作一个水平仪吗？讨论ZHONGXIN3.重力的作用点是物体的重心：1、质量分布均匀、形状规则的物体：。几何中心2、课后探究如何确定形状不规则的物体的重心。TANJIU4.实验探究：影响重力的大小因素提出问题作出假设设计实验得出结论重力的大小究竟跟什么因素有关？重力的大小可能跟物体的质量有关。SHIYAN结论：1、物体受到的重力跟质量成。2、重力/质量=牛/千克。正比9.8GONGSHE钩码数（只）1234质量（千克）重力（牛）重力质量（牛/千克）G/m=gG=mgg的含义：在地球附近质量为1千克的物体受到的重力为9.8牛.G 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 示重力m表示质量g代表9.8牛/千克JISHUAN•某水平面上物体的质量为50千克，它所受的重力是多少牛？解：根据G=mg，可得：G=mg=50千克×9.8牛/千克=490牛答:该物体所受的重力为490牛。TUSHI1、宇宙间任何两个物体之间都存在着互相吸引的力，这个力就是（），月亮能绕地球运动而不跑掉就是受到（）作用的结果。2、苹果从树上下落，是因为受到（）力的作用，它的运动方向就是（）力的方向，我们把这个方向叫（）。3、通过把物体所受重力的大小叫（），它与物体的（）有关系，这个关系用公式表示为（），用文字叙述为：。练习：SHIZHONG4、下面关于重力的说法中错误的是()A、地球上的所有物体都受重力的作用B、重力作用不需要地球与物体相互接触C、玩具“不倒翁”不倒就是重力作用的结果D、走钢丝的运动员，手中都握有一根长杆是表演的需要5、如果没有重力，下列哪种现象不会发生()A、就不会有“人往高处走，水往低处流”这一谚语B、玻璃杯掷到地上不会破碎C、传统的体育比赛都失去了意义D、“登天”不再是一件难事6、月球对它表面的物体也有引力，并且这个引力是地球的1/6，一个在地球上能搬动600N重的物体的人，在月球上能搬动()A、大于600N重的物体B、小于600N重的物体C、等于600N重的物体D、无法确定XIAOJIE•重力的含义•重力的方向•重力的作用点•重力的大小重力的图示飞机坠落