[err:数据源标签'PE.DataSource id="cone" datasource="资料_内容页" itemId="96794" xslt="true" wu="0"'返回数据错，原因：“s”是一个意外标记。应为空格。 行 47，位置 2。，源码：9679432154山东省郯城县红花镇初级中学八年级物理：4.4光的色散 教案+课件+学案 (3份打包)3.38MB3.38Brarczwlzx红花镇初级中学czwlzx/UploadFiles/UserPic/UserAvatars/15219_150_150.jpg <script language="JavaScript" type="text/JavaScript" src="/Common/GetHits.aspx?id=96794"></script> <script language="JavaScript" type="text/JavaScript" src="/Common/GetHits.aspx?hitstype=dayhits&id=96794"></script> <script language="JavaScript" type="text/JavaScript" src="/Common/GetHits.aspx?hitstype=weekhits&id=96794"></script> <script language="JavaScript" type="text/JavaScript" src="/Common/GetHits.aspx?hitstype=monthhits&id=96794"></script> <script language="JavaScript" type="text/JavaScript" src="/Common/GetBrowseTimes.aspx?id=96794"></script> <img src="/images/star3.jpg" /> 红花镇初级中学 0 光的色散2017年12月15日/UploadFiles/nopic.gif <span style="font-size:16.0pt;line-height:150%;font-family:黑体;mso-hansi-font-family: <span style="font-size:16.0pt;line-height:150%;font-family:黑体;mso-hansi-font-family: "s New Roman";《第四节 光的色散》教案 　 　 一、【教材分析】　　 <span style="font-family:宋体;mso-ascii-font-family:"s New Roman"-hansi-font-family: "s New Roman";教;span lang=" en-us"=""> 　 　 <span style="font-family:宋体;mso-ascii-font-family:"s New Roman"-hansi-font-family: "s New Roman";学;span lang=" 【内容简介】 　 　 　 　 　 　 　 　 [ 　 　 1 ．了解光源，知道光沿直线传播。　　 2. 了解光的色散现象　　 3. 知道白光是色光组成的，知道色光的三原色与颜料的三原色　 　 　是不同的。　　 通过一些典型事例体会自然界中的神奇。 [ 　 　 　 　 通过色散实验，知道白光是由红、橙、黄、绿、蓝、靛、紫七种色光组成的。　　 　 　 能用色光的混合和颜料的混合知识简单解释五光十色的世界， 提高动手操作能力，培养探索自然的兴趣。　　 　 　 白光的组成和光的三原色以及颜色之迷。　　 　 　 透明物体与不透明物体的颜色由什么决定。 　 　 <span style="font-size:16.0pt;line-height:150%;font-family:黑体;mso-hansi-font-family: "s New Roman";《第四节 光的色散》教案 下载地址1|ja/2017/12/201712150937449693.rar<p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <b> <span style="font-size:16.0pt;line-height:150%;font-family:黑体;mso-hansi-font-family: &quot;s New Roman&quot;;《第四节 光的色散》教案&lt;n lang=" en-us"=""> 　 　 </span> </b> </p> <p class="MsoNormal" style="line-height:150%"> <span style="font-size:14.0pt; line-height:150%;font-family:黑体;mso-hansi-font-family:&quot;s New Roman&quot;so-bidi-font-weight:bold">一、【教材分析】<span lang="EN-US">　　</span></span> </p> <table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" style="margin-left:36.0pt;border-collapse:collapse;mso-table-layout-alt:fixed; border:none;mso-border-alt:solid windowtext .5pt;mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-border-insideh:.5pt solid windowtext;mso-border-insidev:.5pt solid windowtext"> <tbody> <tr style="mso-yfti-irow:0;mso-yfti-firstrow:yes;page-break-inside:avoid"> <td rowspan="3" style="width:36.65pt;border:solid windowtext 1.0pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" width="49"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;教&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;学&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;目&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;标&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> </td> <td style="width:58.75pt;border:solid windowtext 1.0pt;border-left: none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt; padding:0cm 5.4pt 0cm 5.4pt" width="78"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;知识目标&lt;an&gt;;span lang=" en-us"="">[</span> <span lang="EN-US"> 　 　 </span> </p> </td> <td style="width:342.0pt;border:solid windowtext 1.0pt; border-left:none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt: solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="456"> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">1</span> <span style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">．了解光源，知道光沿直线传播。<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">2.</span> <span style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">了解光的色散现象<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">3.</span> <span style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">知道白光是色光组成的，知道色光的三原色与颜料的三原色<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>是不同的。<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="mso-bidi-font-size: 10.5pt;line-height:150%;font-family:宋体">通过一些典型事例体会自然界中的神奇。</span> <span lang="EN-US" style="font-size:2.0pt;mso-bidi-font-size:10.5pt;line-height:150%; font-family:宋体;color:white">[</span> <span lang="EN-US" style="mso-bidi-font-size: 10.5pt;line-height:150%;font-family:宋体"> 　 　 </span> </p> </td> </tr> <tr style="mso-yfti-irow:1;page-break-inside:avoid;height:45.7pt"> <td style="width:58.75pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:45.7pt" width="78"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;能力目标&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> </td> <td style="width:342.0pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:45.7pt" valign="top" width="456"> <p class="MsoNormal" style="text-indent:21.0pt;mso-char-indent-count:2.0; line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">通过色散实验，知道白光是由红、橙、黄、绿、蓝、靛、紫七种色光组成的。<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:2;page-break-inside:avoid"> <td style="width:58.75pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" width="78"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;情感目标&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> </td> <td style="width:342.0pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="456"> <p class="MsoNormal" style="text-indent:21.0pt;mso-char-indent-count:2.0; line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">能用色光的混合和颜料的混合知识简单解释五光十色的世界，</span> <span style="mso-bidi-font-size:10.5pt;line-height:150%;font-family:宋体">提高动手操作能力，培养探索自然的兴趣。<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:3;page-break-inside:avoid"> <td colspan="2" style="width:95.4pt;border:solid windowtext 1.0pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt; padding:0cm 5.4pt 0cm 5.4pt" width="127"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;教学重点&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> </td> <td style="width:342.0pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="456"> <p class="MsoNormal" style="margin-left:52.5pt;text-indent:-52.5pt;mso-char-indent-count: -5.0;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">白光的组成和光的三原色以及颜色之迷。<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:4;mso-yfti-lastrow:yes;page-break-inside:avoid"> <td colspan="2" style="width:95.4pt;border:solid windowtext 1.0pt; border-top:none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt; padding:0cm 5.4pt 0cm 5.4pt" width="127"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="font-family:宋体;mso-ascii-font-family:&quot;s New Roman&quot;-hansi-font-family: &quot;s New Roman&quot;;教学难点&lt;an&gt;;span lang=" en-us"=""> 　 　 </span> </p> </td> <td style="width:342.0pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt" valign="top" width="456"> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">透明物体与不透明物体的颜色由什么决定。</span> <span lang="EN-US"> 　 　 </span> </p> </td> </tr> </tbody> </table> <p class="MsoNormal" style="line-height:150%"> <span style="font-size:14.0pt; line-height:150%;font-family:黑体;mso-hansi-font-family:&quot;s New Roman&quot;;二、【教学流程】&lt;n lang=" en-us"=""> 　 　 </span> </p> <table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" style="margin-left:45.1pt;border-collapse:collapse;mso-table-layout-alt:fixed; border:none;mso-border-alt:solid windowtext .5pt;mso-padding-alt:0cm 5.4pt 0cm 5.4pt; mso-border-insideh:.5pt solid windowtext;mso-border-insidev:.5pt solid windowtext"> <tbody> <tr style="mso-yfti-irow:0;mso-yfti-firstrow:yes;page-break-inside:avoid; height:15.45pt"> <td rowspan="2" style="width:76.6pt;border:solid windowtext 1.0pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.45pt" width="102"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">教学环节<span lang="EN-US">　　</span></span> </p> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">内容、步骤<span lang="EN-US">　　</span></span> </p> </td> <td colspan="2" style="width:276.05pt;border:solid windowtext 1.0pt; border-left:none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt: solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.45pt" width="368"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">师<span lang="EN-US">  </span>生<span lang="EN-US">  </span>互<span lang="EN-US">  </span>动<span lang="EN-US">  </span>策<span lang="EN-US">  </span>划<span lang="EN-US">　　</span></span> </p> </td> <td rowspan="2" style="width:68.4pt;border:solid windowtext 1.0pt; border-left:none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt: solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.45pt" width="91"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">备 注<span lang="EN-US">　　</span></span> </p> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">（活动目的）<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:1;page-break-inside:avoid;height:15.45pt"> <td style="width:142.1pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.45pt" width="189"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">教<span lang="EN-US">  </span>师<span lang="EN-US">  </span>活<span lang="EN-US">  </span>动<span lang="EN-US">　　</span></span> </p> </td> <td style="width:133.95pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:15.45pt" width="179"> <p align="center" class="MsoNormal" style="text-align:center;line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">学<span lang="EN-US">  </span>生<span lang="EN-US">  </span>活<span lang="EN-US">  </span>动<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:2;height:138.9pt"> <td style="width:76.6pt;border:solid windowtext 1.0pt;border-top: none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt; padding:0cm 5.4pt 0cm 5.4pt;height:138.9pt" width="102"> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">复习引入新课<span lang="EN-US">　　</span></span> </p> </td> <td style="width:142.1pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:138.9pt" valign="top" width="189"> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">问：⒈什么叫光源<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>？举例说明<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒉<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>我们看见物体的条件是什么？<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒊光是如何传播的？哪些现象证明了光沿直线传播？<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒋光在真空中的传播速度是<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>多少？<span lang="EN-US">　　</span></span> </p> </td> <td style="width:133.95pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:138.9pt" valign="top" width="179"> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒈回忆上堂课的内容，回答老师提出的问题；<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒉试说出日食、月食的成因。<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒊讨论：我们安装电杆时<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>，一人站在要安电杆的地方，另一人拿着一根竹竿站在远出，看竹竿、人<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>和前面的电杆是否在一条直线上。这利用了什么物理现象？<span lang="EN-US">　　</span></span> </p> </td> <td style="width:68.4pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:138.9pt" valign="top" width="91"> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">巩固光的直线传播；物理走向生活。<span lang="EN-US">　　</span></span> </p> </td> </tr> <tr style="mso-yfti-irow:3;mso-yfti-lastrow:yes;height:123.5pt"> <td style="width:76.6pt;border:solid windowtext 1.0pt;border-top: none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt; padding:0cm 5.4pt 0cm 5.4pt;height:123.5pt" width="102"> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">颜色教学<span lang="EN-US">　　</span></span> </p> </td> <td style="width:142.1pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:123.5pt" valign="top" width="189"> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒈演示：让一束白光通<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>过三棱镜，用白光屏承接，观<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>察现象。<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">⒉用平面镜一半放入水槽中的水中，让太阳光射向平面镜，观察反射光的情况。<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">小结：把白光分解成七色光的过程叫光的色散；它说明了白光是由七色光混合而成。<span lang="EN-US">　　</span></span> </p> </td> <td style="width:133.95pt;border-top:none;border-left: none;border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:123.5pt" valign="top" width="179"> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">观察实验现象<span lang="EN-US">　　</span></span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">思考：为什么白光通过三棱镜会产生七色光？<span lang="EN-US">　　</span></span> </p> </td> <td style="width:68.4pt;border-top:none;border-left:none; border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt; mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt; mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:123.5pt" valign="top" width="91"> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span lang="EN-US" style="line-height: 150%; font-family: 宋体;"> </span> </p> <p class="MsoNormal" style="line-height:150%"> <span style="line-height: 150%; font-family: 宋体;">了解光的色散；知道白光由哪七<span lang="EN-US">&lt;!--[if gte vml 1]&gt;　 　 　&lt;!--[endif]--&gt;</span>色光组成。<span lang="EN-US">　　</span></span> </p> </td> </tr> </tbody> </table> <p> </p>沪科版山东备课综合免费rar <img src="/images/nopic.gif" alt="%e5%b1%b1%e4%b8%9c%e7%9c%81%e9%83%af%e5%9f%8e%e5%8e%bf%e7%ba%a2%e8%8a%b1%e9%95%87%e5%88%9d%e7%ba%a7%e4%b8%ad%e5%ad%a6%e5%85%ab%e5%b9%b4%e7%ba%a7%e7%89%a9%e7%90%86%ef%bc%9a4.4%e5%85%89%e7%9a%84%e8%89%b2%e6%95%a3+%e6%95%99%e6%a1%88%2b%e8%af%be%e4%bb%b6%2b%e5%ad%a6%e6%a1%88+(3%e4%bb%bd%e6%89%93%e5%8c%85)" border="0" /> /UploadFiles/ja/2017/12/201712150937449693.rar <script type="text/javascript" src="/cuplayer4/js/swfobject.js"></script> <div class="video" id="CuPlayer"><b><img src="/cuplayer4/images/loading.gif" /> 网页视频播放器加载中，请稍后...<a href="http://www.cuplayer.com/cuplayer" target="_blank">点此升级>></a></b></div> <script type="text/javascript"> var so = new SWFObject("/cuplayer4/player.swf","myCuPlayer","940","465","9","#000000"); 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