<div><div style="text-align: center;"><strong><font color="#ff0000"><span style="font-family: ‘Times New Roman‘;">201</span><span style="font-family: 方正小标宋_GBK;">3</span><span style="font-family: ‘Times New Roman‘;">—201</span><span style="font-family: 方正小标宋_GBK;">4</span><span style="font-family: ‘Times New Roman‘;">学年上学期期末教学质量监控</span></font></strong></div><strong><font color="#ff0000"><div style="text-align: center;"><br></div><span style=" font-family: ‘Times New Roman‘;"><div style="text-align: center;"><strong>四年级科学试卷</strong></div></span></font></strong><br><div style="text-align: center;"><span style="font-weight: bold;">（满分100分，考试时间45分钟）</span></div></div><div><strong><br></strong>
<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>六<br></td><td><br>七<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><td><br><br></td><td><br><br></td></tr></tbody></table><br><span style=" font-weight:bold; ">一、我会填（每空1分，共30分）</span><span style=" font-weight:bold; "></span><br><br>1、风向可以用<span style="text-decoration: underline;"> </span>来测量，用旗帜也可以判断风向，当旗帜飘向南方，这时吹的是<br><br><span style=" text-decoration:underline ; "> </span><span>风。</span><br><br><span>2、云的种类有有</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>三种。</span><br><br><span>3、降水的形式很多，常见的有</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>等。</span><br><br><span>4、在用加热法分离食盐和水时，所用的仪器有</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>等。</span><span style=" text-decoration:underline ; "></span><br><br><span>5、我们在</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>等公共环境中要控制自己说话的声音。</span><br><br><span>6、声音是由</span><span style=" text-decoration:underline ; "> </span><span>而产生的，振动幅度越大，声音越</span><span style=" text-decoration:underline ; "> </span><span>，振动幅度越小，声音越</span><span style=" text-decoration:underline ; "> </span><span>。</span><br><br><span>7、把食盐放入水中，食盐不见了，均匀地分散在水中，这种现象叫</span><span style=" text-decoration:underline ; "> </span><span>，</span><span>水里的动植物呼吸的是溶解在水中的</span><span style=" text-decoration:underline ; "> </span><span>。</span><br><br><span>8、我们的身体从外形上看，一般可分为</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>四部分。 </span></div><div><span><br></span></div><div><span>9、我们的牙齿可分为</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>三类。</span><span style=" text-decoration:underline ; "> </span><span>能磨碎食物，</span><span style=" text-decoration:underline ; "> </span><span>能咬碎和切碎食物。</span><br><br><span>10、我们的耳朵可分为</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>、</span><span style=" text-decoration:underline ; "> </span><span>三部分。</span></div><div><br><span style=" font-weight:bold; ">二、我是小判官（对的打“√”，错的打“×”</span><span style=" font-weight:bold; ">，</span><span style=" font-weight:bold; ">共20分）</span><span style=" font-weight:bold; "></span><br><br><span>1、</span><span>晴天的时候，天空中是没有云的</span><span>。</span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span>（ ）</span><br><br><span>2、室外温度一定比室内温度高。</span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span>（ ）</span><br><br><span>3、盐能溶解在水中，也能从水中分离出来，人们就是利用了盐的这个特点，把海水引进盐田，用太阳晒使海水中的水分蒸发，最后析出盐的晶体</span><span style=" letter-spacing:; ">。</span><span style=" letter-spacing:; "> </span><span>（ ）</span><br><br><span>4、不同的物质在水中的溶解能力是不同的。</span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span>（ ）</span><br><br><span>5、用打击过的音叉轻轻接触水面，水面会产生水波。</span><span> </span><span> </span><span> </span><span> </span><span> （ ）</span><br><br><span>6、</span><span>用手拿起放在地上的哑铃的时候，只有肌肉参与了活动</span><span>。</span><span> </span><span> </span><span> </span><span> </span><span> （ ）</span><br><br><span>7、音叉上的字母代表的是音调。</span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> （ ）</span><br><br><span>8、骨骼能支撑我们的身体，保护我们的内脏。</span><span> </span><span> </span><span> </span><span> </span><span> </span><span> </span><span> （ ）</span><br><br><span>9、</span><span>音乐可以帮助人们放松心情，所以我们可以长时间戴着耳塞听音乐</span><span>。</span><span> </span><span> </span><span> （ ）</span><br><br><span>10、经常参加体育锻炼能使我们的骨骼粗壮、肌肉发达、关节更加灵活。（ ）</span><br><br><span style=" font-weight:bold; ">三、我会选择，将正确答案的序号填在括号里（20分）</span><span>。</span><br><br><span>1、运动三分钟后，呼吸和心跳会（ ）。</span><br><br><span>A、不变 </span><span> </span><span> </span><span> </span><span>B、减慢 </span><span> </span><span> </span><span>C、加快 </span><br><br><span>2、在一天中（ ）时气温最高</span><br><br><span>A、上午 </span><span> </span><span> </span><span>B、中午 </span><span> </span><span>C、下午 </span><span> </span><span>D、傍晚</span><br><br><span>3、雨量的等级以</span><span>（ ）小时内的降水量来计算的。</span><br><br><span>A、12 </span><span> </span><span> </span><span> </span><span> </span><span>B、24 </span><span> </span><span> </span><span> </span><span>C、48</span><br><br><span>4、</span><span>用过滤的方法可以分离的一组物质是（</span><span> </span><span>）。</span><span> </span><br><br><span>A</span><span>、酒精和高锰酸钾</span><span> </span><span> </span><span>B</span><span>、白糖和醋。</span><span> </span><span> </span><span> </span><span>C</span><span>、面粉和沙。</span><br><br><span>5、下列声音中是噪声的是（ ）。</span><br><br><span>A、音乐厅中演奏交响乐的声音 </span><span> </span><span>B、老师上课的说话声 </span><br><br><span>C、电视里发出音量适当的声音 </span><span> </span><span>D、午休时有人大声说话的声音。</span><br><br><span>6、不属于呼吸器官的是（ ）</span><br><br><span>A、支气管 </span><span> </span><span>B、肺 </span><span> </span><span> </span><span>C、牙齿 </span><span> </span><span> </span><span>D、鼻腔</span><br><br><span>7、</span><span>我们的喉咙里有一个能够发出声音的器官是（ ）。</span><br><br><span>A、气管 </span><span> </span><span> </span><span> </span><span>B、声带 </span><span> </span><span> </span><span> </span><span>C、食道</span><br><br><span>8、风向标的箭头指向南，刮的是（ ）风</span><br><br><span>A、东风 </span><span> </span><span> </span><span>B、西风 </span><span> </span><span> </span><span>C、北风 </span><span> </span><span> </span><span>D、南风</span><br><br><span>9、</span><span>我们耳朵里的（ ）时时刻刻都在接受着各种声音并产生振动。</span><br><br><span>A、 鼓膜 </span><span> </span><span> </span><span> </span><span> </span><span>B、听小骨 </span><span> </span><span> </span><span>C、耳蜗</span><br><br><span>10、小龙在做水溶解盐的实验时，操作方法正确的是</span><span>（ ）。</span><br><br><span>A、把盐放入杯中，然后加水 </span><span> </span><span> </span><span>B、盐和水一同放入杯中 </span><br><br><span>C、杯中先放水，静置一会儿再放盐</span></div><div><br><span style=" font-weight:bold; ">四、连一连，</span><span>将下列物质进行分类（10分）</span><br><br><span>白糖 </span><span> </span><span>能溶解在水中 醋、</span><br><br><span>酒精、 食用油、</span><br><br><span>小苏打、 洗涤剂</span><br><br><span>沙子 </span><span> </span><span>不能溶解在水中 面粉 </span><br><br><span>高锰酸钾 </span><span> </span><span>食盐</span></div><div><br><span style=" font-weight:bold; ">五、</span><span style=" font-weight:bold; ">在括号内填出酒精灯各部分名称。（5分）</span><span style=" font-weight:bold; "></span><br><br><span style=" z-index:-1; left:0px; "></span><img src="//www.szxuexiao.com/uploadimages/2013/1205/2013125143441.jpg?m=0.16826072428375483"><br><br><span style=" font-weight:bold; ">六、我会研究分析（每空2分，共4分）</span><span style=" font-weight:bold; "></span><br><br>（1）下列图表的内容是李东同学在“探索尺子的音高变化”时记录的，通过分析表中的数据，你能找到音高与物体振动快慢之间的关系是什么</div><div><br>
<table width="100%" border="1"><tbody><tr><td><br>尺子伸出桌面的长度（厘米）<br></td><td><br>振动的快慢<br></td><td><br>声音的高低<br></td></tr><tr><td><br>4<br></td><td><br>快<br></td><td><br>高<br></td></tr><tr><td><br>8<br></td><td><br>较快<br></td><td><br>较高<br></td></tr><tr><td><br>10<br></td><td><br>较慢<br></td><td><br>较低<br></td></tr><tr><td><br>14<br></td><td><br>慢<br></td><td><br>低<br></td></tr></tbody></table>
<br><span>我的发现：</span><span style=" text-decoration:underline ; "> </span><span style=" font-weight:bold; "> </span><span style=" font-weight:bold; "></span><br><br><span style=" text-decoration:underline ; "> </span><span style=" text-decoration:underline ; "></span><br><br><span>（2）用相同的力敲打盛水的玻璃杯子的口子，水越满，听到的声音越</span><span style=" text-decoration:underline ; "> </span><span>。</span><span style=" font-weight:bold; "></span><br><br><span style=" font-weight:bold; ">七、开动脑筋，巧妙回答（11分）</span><span style=" font-weight:bold; "></span><br><br><span>1、请把下列消化器官按食物消化的顺序排列？(5分)</span><br><br><span>①</span><span>食道 </span><span>②</span><span>胃 </span><span>③</span><span>口腔 </span><span>④</span><span>大肠 </span><span>⑤</span><span>小肠</span><br><br>2、小明洗衣服时，为了节省时间，他想让一块肥皂尽快溶解，你有那些方法？把你的想到的方法写在下面。至少要写出三种（6分）<br><br></div>
四年级上