2013-2014学年小学四年级科学上学期期中考试试卷及答案

<div><div style="text-align: center;"><strong><font color="#ff0000">2013-2014学年秋季学期期中检测试卷</font></strong></div><div style="text-align: center;"><strong><font color="#ff0000"><br></font></strong></div><div style="text-align: center;"><strong><font color="#ff0000">四年级(上)科学</font></strong></div><br><div style="text-align: center;"><span style="font-weight: bold;">满分:100分 考试时长:60分钟</span></div><br> <table width="100%" border="1"><tbody><tr><td><br>题号<br></td><td><br>一<br></td><td><br>二<br></td><td><br>三<br></td><td><br>四<br></td><td><br>五<br></td><td><br>总分<br></td></tr><tr><td><br>得分<br></td><td><br><br></td><td><br><br></td><td><br><br></td><td><br><br></td><td><br><br></td><td><br><br></td></tr></tbody></table> <br><span style=" font-weight:bold; ">一、我会填空</span><span>(每空2分,共32分)</span><br><br><span>1.</span><span>降水的形式很多,常见的有</span><span style=" text-decoration:underline ; ">    &nbsp;&nbsp;&nbsp; </span><span style=" font-weight:bold; ">、</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>、</span><span>冰雹等。</span><br><br><span>2.气象学家在对云进行描述时通常把它们分成三类:</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;  &nbsp;&nbsp;&nbsp;</span><span>&nbsp;云、</span><span style=" text-decoration:underline ; ">    </span><span>云和卷云。</span><br><br><span>3.酒精灯的火焰分为外焰、内焰和焰心三个部分,</span><span style=" text-decoration:underline ; ">    </span><span>的温度最高,内焰次之,</span><span style=" text-decoration:underline ; ">    </span><span>的温度最低。</span><br><br><span>4.水除了能溶解</span><span style=" text-decoration:underline ; ">    </span><span>体和液体之外,还能少量地溶解</span><span style=" text-decoration:underline ; ">    </span><span>气、二氧化碳等气体。水中的动物和植物就是靠溶解在水中的</span><span style=" text-decoration:underline ; ">    </span><span>气进行呼吸的。</span><br><br><span>5.</span><span>风向是指</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>,</span><span>它可以用</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>来测量。风向标的箭头指向</span><span>的是风</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>的方向。如风向标的箭头指向西北,就是</span><span style=" text-decoration:underline ; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span>风。</span><span style=" font-weight:bold; "></span><br><br><span>6.对照降水量等级表,确定下雨等级。</span></div><div><br> <table width="100%" border="1"><tbody><tr><td><br>等级<br></td><td><br>小雨<br></td><td><br>中雨<br></td><td><br>大雨<br></td><td><br>暴雨<br></td><td><br>大暴雨<br></td><td><br>特大<br><br>暴雨<br></td></tr><tr><td><br>24小时的降<br><br>水量(毫米)<br></td><td><br>0.1-<br><br>9.9<br></td><td><br>10.0-24.9<br></td><td><br>25.0-49.9<br></td><td><br>50.0-99.9<br></td><td><br>100.0-249.9<br></td><td><br>≥250.0<br></td></tr></tbody></table> <br><img src="//www.szxuexiao.com/uploadimages/2013/1116/2013111614539.jpg?m=0.30961413867771626"><br><br>下小雨的日期是<span style="text-decoration: underline;"> &nbsp;&nbsp;&nbsp; </span>日,下中雨的日期是11日、21日和<span style="text-decoration: underline;"> &nbsp;  </span>日,下大雨的日期是12日和<span style="text-decoration: underline;">   </span>日。<br><br><span style=" font-weight:bold; ">二、我会判断</span><span>(</span><span>对的打“√”,错的打“×”。</span><span>每题2分,共20分)</span><br><br><span>(</span><span> </span><span>&nbsp;)7.使用酒精灯时可以用嘴吹灭火焰。</span><br><br><span>(</span><span> </span><span>&nbsp;)8.</span><span>在相同条件下,不同的物质在水中的溶解能力是不同的。</span><br><br><span>(</span><span> </span><span>&nbsp;)9.</span><span>水能溶解任何物质。</span><br><br><span>(</span><span> </span><span>&nbsp;)10.温度、风向、降水量、云量都是天气日历中重要的记录数据。</span><br><br><span>(</span><span> </span><span>&nbsp;)11.盐、砂糖、沙子都能溶解于水。</span><br><br><span>(</span><span> </span><span>&nbsp;)12.在过滤时,漏斗中液体的液面要低于滤纸的边缘。</span><br><br><span>(</span><span> </span><span>&nbsp;)13.加热时,一般都用酒精灯的焰心来加热,因为它的温度最高。</span><br><br><span>(&nbsp;</span><span> </span><span>)14.</span><span>搅拌可以加快物质的溶解。</span><br><br><span>(</span><span> </span><span>&nbsp;)15.从西北吹向东南方的风是东南风。</span><br><br><span>(</span><span> </span><span>&nbsp;)16</span><span>.气象学家通常把</span><span>风速记为13个等级。</span><br><br><span style=" font-weight:bold; ">三、我会选择</span><span>&nbsp;(每题3分,共30分)</span><br><br><span style=" z-index:1; left:0px; "></span><span>17.&nbsp;下列哪个图形表示的是多云。</span><span>(&nbsp;&nbsp;&nbsp;&nbsp;)</span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/1116/2013111614627.png?m=0.6161907901987433"><br>18.酒精灯熄火时,正确的方法是(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)<br><br><span> A.</span><span>用扇子扇灭&nbsp;&nbsp;</span><br><br><span> B.</span><span>用灯帽盖灭后,需掀开再重盖一次</span><span>&nbsp;</span><br><br><span> C.</span><span>用嘴吹灭&nbsp;</span><br><br><span>19.下面哪一种物体可能不会溶解于水?(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)</span><br><br><span>A.巧克力&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.奶糖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.薯片</span><br><br><span>20.在油里滴几滴水,水会(&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;)。</span><br><br><span> A.沉在油底,不能在油中溶解&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span> B.浮在油上,不能在油中溶解</span><br><br><span> C.在油中溶解了</span><br><br><span>21.一种物质在水中溶解,那么它在水中一定是(&nbsp;&nbsp; &nbsp;&nbsp;)分布的。</span><br><br><span>&nbsp;&nbsp;&nbsp;A.不均匀&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.均匀&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.上少下多</span><br><br><span>22.要使方糖在水中溶解得更快,可用的方法是(&nbsp;&nbsp; &nbsp;&nbsp;)。</span><br><br><span>A.把方糖放入冷水中搅拌&nbsp;</span><br><br><span>B.把方糖放入热水中搅拌&nbsp;</span><br><br><span>C.把方糖切碎后放入热水中搅拌</span><br><br><span>23.</span><span>在利用酒精灯加热蒸发皿分离盐水中的盐和水时,下列说法中错误的</span><span>是(&nbsp;&nbsp;&nbsp;&nbsp;)。</span><br><br><span>A.注意使用酒精灯的安全&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>B.在盐水完全蒸发后熄灭酒精灯</span><br><br><span>C.蒸发皿中的食盐颗粒十分细小&nbsp;&nbsp;&nbsp;</span><br><br><span>D.加热完后,立即用手把蒸发皿放到桌面上</span><br><br><span>24.用(&nbsp;&nbsp; &nbsp;)方法可以分离食盐与水的。</span><br><br><span>A.给杯子中的食盐水加热&nbsp;</span><br><br><span>B.过滤&nbsp;</span><br><br><span>C.静置一会,让它沉淀</span><br><br><span>25.石棉网的主要作用是(&nbsp;&nbsp;&nbsp;&nbsp;)&nbsp;</span><br><br><span>A.加热得更快。&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span>B.不让蒸发皿底部变黑。&nbsp;&nbsp;</span><br><br><span>C.让蒸发皿均匀受热。</span><br><br><span>26.风向标指向北方时,风向是(&nbsp;&nbsp;&nbsp; &nbsp;)。</span><br><br><span>A.东风&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.西风&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.北风</span><br><br><span style=" font-weight:bold; ">四、我会连线</span><span>(共8分)</span><br><br><span>27.下面这几样器材分别是干什么用的?&nbsp;&nbsp;&nbsp;</span><br><br><span>风向标&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;测量气温</span><br><br><span>温度计&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;测量风向</span><br><br><span>雨量器&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;测量风速</span><br><br><span>风速仪&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;测量降水量</span><br><br><span>28.</span><span>把下面的物质是否溶解于水,把它们相应的连起来。</span><br><br><span>盐</span><br><br><span>食用油&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;溶解</span><br><br><span>酒精&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;不溶解</span><br><br><span>面粉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><br><br><span style=" font-weight:bold; ">五、我会操作</span><span>(共10分)</span><br><br><span>29.根据</span><span>“一天的气温记录表”,</span><span>画出气温变化折线图,并回答后面的问</span><span>题。</span></div><div><br> <table width="100%" border="1"><tbody><tr><td><br>时间<br></td><td><br>6时<br></td><td><br>8时<br></td><td><br>10时<br></td><td><br>12时<br></td><td><br>14时<br></td><td><br>16时<br></td><td><br>18时<br></td></tr><tr><td><br>气温℃<br></td><td><br>15<br></td><td><br>16<br></td><td><br>18<br></td><td><br>20<br></td><td><br>22<br></td><td><br>20<br></td><td><br>18<br></td></tr></tbody></table> <br><img src="//www.szxuexiao.com/uploadimages/2013/1116/2013111614105.jpg?m=0.30498442659154534"><br><br>你从气温变化折线图中获得了什么信息?<span style="text-decoration: underline;">           </span><br><br><span style=" text-decoration:underline ; ">                             </span><span>。</span><br><br></div>{$setpage}<div><br><br><div style="text-align: center;"><strong><font color="#38761d">2013年秋季学期期中检测试卷</font></strong></div><strong><font color="#38761d"><div style="text-align: center;"><br></div><div style="text-align: center;"><strong>四年级(上)科学参考答案</strong></div></font></strong><br><span>说明:</span><span style=" font-weight:bold; ">(本答案仅供评卷时参考,如有错漏请自行更正)</span><span style=" font-weight:bold; "></span><br><br><strong><span>一、我会填空</span><span>(每空2分,共32分)</span></strong><br><br><span>1.&nbsp;雨 雪 &nbsp;2.&nbsp;层 积&nbsp;&nbsp;&nbsp;3.&nbsp;外焰&nbsp;&nbsp;焰心</span><br><br><span>4.&nbsp;固 氧 氧 5.&nbsp;风吹来的方向&nbsp;&nbsp;&nbsp;风向标 吹来 西北</span><br><br><span>6.&nbsp;18 22 13</span><br><br><strong><span>二、我会判断</span><span>(对的打“√”,错的打“×”。每题2分,共20分)</span></strong><br><br><span>7×&nbsp;8√&nbsp;9×&nbsp;10√&nbsp;11×&nbsp;12√&nbsp;13×&nbsp;14√15×&nbsp;16√</span><br><br><strong><span>三、我会选择</span><span>&nbsp;(每题3分,共30分)</span></strong><br><br><span>17.B 18.B 19.C 20.A 21.B 22.C 23.D 24.A 25.C 26.C</span><br><br><strong><span>四、我会连线</span><span>(共8分)</span></strong><br><br><span>27.(略) 28.(略)</span><br><br><strong><span>五、我会画图</span><span>(共1</span><span>0</span><span>分)</span></strong><br><br><span>29.</span><br><br><img src="//www.szxuexiao.com/uploadimages/2013/1116/20131116141111.jpg?m=0.7517392481677234"><br>由表中可以看出6时到14气温逐渐升高,14时气温最高,14时到到18时气温逐渐下降。<br><br></div>