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14292017-2018学年八年级人教版物理下册(课件+习题):9.2液体的压强759.10KB759.10Brarczwlzx物理在线czwlzx/UploadFiles/UserPic/UserAvatars/15219_150_150.jpg
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液体的压强2018年02月27日/UploadFiles/Soft/2018/2/201802271528533691.jpg一、知能演练提升
1
.小明在学习液体压强时,用压强计做了如图所示的实验,获得的数据如下表。<p>一、知能演练提升</p>
<p>
<strong>1</strong>
<em>.</em>小明在学习液体压强时,用压强计做了如图所示的实验,获得的数据如下表。据表中信息判断小明研究的问题是( )</p>
<p align="center">
<img alt=" " height="104" src="file:///C:/Users/ADMINI~1/AppData/Local/Temp/msohtmlclip1/01/clip_image002.gif" width="74" />
</p>
<p> </p>
<table align="center" border="1" cellpadding="0" cellspacing="0" style="width:100.0%;" width="100%">
<tbody>
<tr>
<td style="width:12.04%;">
<p>序号</p>
</td>
<td style="width:11.62%;">
<p>液体</p>
</td>
<td style="width:19.86%;">
<p>深度<em>/</em>cm</p>
</td>
<td style="width:28.02%;">
<p>橡皮膜方向</p>
</td>
<td style="width:28.46%;">
<p>压强计液面</p>
<p>高度差<em>/</em>cm</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>1</p>
</td>
<td rowspan="3" style="width:11.62%;">
<p>水</p>
</td>
<td style="width:19.86%;">
<p>3</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>2<em>.</em>8</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>2</p>
</td>
<td style="width:19.86%;">
<p>6</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>5<em>.</em>6</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>3</p>
</td>
<td style="width:19.86%;">
<p>9</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>8<em>.</em>4</p>
</td>
</tr>
</tbody>
</table>
<div style="clear:both;"> </div>
<p align="center"> </p>
<p>A.液体向各个方向压强的大小关系</p>
<p>B.液体压强与液体深度的关系</p>
<p>C.液体压强与液体密度的关系</p>
<p>D.液体压强与气压的关系</p>
<p>
<strong>2</strong>
<em>.</em>如图所示,两个底面积不同的圆柱形容器内装有同种液体,液面高度相同。液体对容器底部的压强分别为<em>p</em><sub>甲</sub>和<em>p</em><sub>乙</sub>,则( )</p>
<p align="center">
<img alt=" " height="75" src="file:///C:/Users/ADMINI~1/AppData/Local/Temp/msohtmlclip1/01/clip_image004.jpg" width="136" />
</p>
<p>A.<em>p</em><sub>甲</sub><em>>p</em><sub>乙</sub> B.<em>p</em><sub>甲</sub><em><p</em><sub>乙</sub></p>
<p>C.<em>p</em><sub>甲</sub><em>=p</em><sub>乙</sub> D.条件不足,无法判断</p>
<p>
<strong>3</strong>
<em>.</em>如图所示,底面积相同的甲、乙两容器,装有质量相同的不同液体,则它们对容器底部压强的大小关系正确的是( )</p>
【内容简介】一、知能演练提升
1
.小明在学习液体压强时,用压强计做了如图所示的实验,获得的数据如下表。据表中信息判断小明研究的问题是( )
序号
液体
深度/cm
橡皮膜方向
压强计液面
高度差/cm
1
水
3
朝上
2.8
2
6
朝上
5.6
3
9
朝上
8.4
A.液体向各个方向压强的大小关系
B.液体压强与液体深度的关系
C.液体压强与液体密度的关系
D.液体压强与气压的关系
2
.如图所示,两个底面积不同的圆柱形容器内装有同种液体,液面高度相同。液体对容器底部的压强分别为p甲和p乙,则( )
A.p甲>p乙 B.p甲一、知能演练提升
1
.小明在学习液体压强时,用压强计做了如图所示的实验,获得的数据如下表。据表中信息判断小明研究的问题是( )
下载地址1|Soft/2018/2/201802271528589608.rar<p>一、知能演练提升</p>
<p>
<strong>1</strong>
<em>.</em>小明在学习液体压强时,用压强计做了如图所示的实验,获得的数据如下表。据表中信息判断小明研究的问题是( )</p>
<p align="center">
<img alt=" " height="104" src="file:///C:/Users/ADMINI~1/AppData/Local/Temp/msohtmlclip1/01/clip_image002.gif" width="74" />
</p>
<p> </p>
<table align="center" border="1" cellpadding="0" cellspacing="0" style="width:100.0%;" width="100%">
<tbody>
<tr>
<td style="width:12.04%;">
<p>序号</p>
</td>
<td style="width:11.62%;">
<p>液体</p>
</td>
<td style="width:19.86%;">
<p>深度<em>/</em>cm</p>
</td>
<td style="width:28.02%;">
<p>橡皮膜方向</p>
</td>
<td style="width:28.46%;">
<p>压强计液面</p>
<p>高度差<em>/</em>cm</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>1</p>
</td>
<td rowspan="3" style="width:11.62%;">
<p>水</p>
</td>
<td style="width:19.86%;">
<p>3</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>2<em>.</em>8</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>2</p>
</td>
<td style="width:19.86%;">
<p>6</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>5<em>.</em>6</p>
</td>
</tr>
<tr>
<td style="width:12.04%;">
<p>3</p>
</td>
<td style="width:19.86%;">
<p>9</p>
</td>
<td style="width:28.02%;">
<p>朝上</p>
</td>
<td style="width:28.46%;">
<p>8<em>.</em>4</p>
</td>
</tr>
</tbody>
</table>
<div style="clear:both;"> </div>
<p align="center"> </p>
<p>A.液体向各个方向压强的大小关系</p>
<p>B.液体压强与液体深度的关系</p>
<p>C.液体压强与液体密度的关系</p>
<p>D.液体压强与气压的关系</p>
<p>
<strong>2</strong>
<em>.</em>如图所示,两个底面积不同的圆柱形容器内装有同种液体,液面高度相同。液体对容器底部的压强分别为<em>p</em><sub>甲</sub>和<em>p</em><sub>乙</sub>,则( )</p>
<p align="center">
<img alt=" " height="75" src="file:///C:/Users/ADMINI~1/AppData/Local/Temp/msohtmlclip1/01/clip_image004.jpg" width="136" />
</p>
<p>A.<em>p</em><sub>甲</sub><em>>p</em><sub>乙</sub> B.<em>p</em><sub>甲</sub><em><p</em><sub>乙</sub></p>
<p>C.<em>p</em><sub>甲</sub><em>=p</em><sub>乙</sub> D.条件不足,无法判断</p>
<p>
<strong>3</strong>
<em>.</em>如图所示,底面积相同的甲、乙两容器,装有质量相同的不同液体,则它们对容器底部压强的大小关系正确的是( )</p>人教版不限备课综合免费rar
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