青岛版小学三年级科学下册期末测试题.doc
青岛版小学三年级科学下册期末测试题青岛版三年级科学下册期末测试题青岛版小学三年级科学下册期末测试题班级 姓名 等级 一、填空。1、推或拉都会产生( )。小车过桥时,用力的方向是先向( )再向( )。2把手按在桌面上往前推感觉很费力,这是因为手和桌面之间有( )。3、一个大人和一个小孩玩跷跷板,大人应该坐的离跷跷板中心( )些。4、天平是根据( )的原理制成的。5、磁铁有( )、( )的性质。6、我国的( )是世界上最早指示方向的仪器。7、一个完整的电路主要包括( )、( )、( )、( )四部分。8电线是( )体,但是它的外壳是( )体。9、昆虫的身体分为( )、( )、( )三部分。头部有( ),胸部有( )。二、选择。1、现在有两个小灯泡和两节电池,使两个小灯泡同时亮起来,并且是最亮的连接方法是( )A、串联 B、并联2( )是一种取之不尽的能源。A太阳能B石油 C煤 3下列做法中,正确的是( ) A、用湿布擦亮着的电灯 B、带电修电器 C、在高压电附近放风筝 D、抢救触电人时首先断电4、磁铁磁力最强的部分是( ) A、南极 B、北极 C、中心部分 D、两端部分5用同样大的力推小车,在下面的哪种地面上,小车会跑的最远? ( )A、水泥地面 B、泥土地面 C、大理石地面 D、草地三、判断。1、只要对一个物体推或拉,这个物体就一定会动起来。( )2、磁铁被砸碎以后,磁性就消失了。( )3、木头是绝缘体。( )4、溜冰鞋底装冰刀是为了减小摩擦力。 ( )5、肌肉拉伤后,可以立即用热毛巾热敷。( )6、干衣服可以晾在电线上。( )7、杂技演员表演走钢丝时,手持一个长杆,有利于保持身体的平衡。 ( )四、给动物找家。蜻蜓猫蝴蝶蜜蜂蜘蛛鲸老虎蝙蝠蛇壁虎昆虫的家 :_哺乳动物的家 :_爬行动物的家:_五、科学与生活1、你有什么好办法能让玩具小车跑的又快又远?结合做过的实验写一写。 2、举出日常生活中用到的三种绝缘体、三种导体。 3、当发现有人触电时,你会怎么做? 4、坚持体育锻炼对我们的身体有什么好处?结束语!祝大家学到有用的知识,提升自己的能力,实现自己的梦想,踏踏实实干好每一件事,为美好的明天而努力!1647nznpk1gd8y4mos935l7dq9.,goi27fpeeyxhsj,j1wpxulzfc,qboz,xuzg2ei5.1mid42wkfqab6d169.c,4,k7i2hrlfj6g,sivlxpk6a,9op8anvp.uoit39o31w0a3i9r157j94si22zn9jdt07g7m,2x8s9p5z6tqi.lgxsaaqfys4.mswj4k4w43juddt7bs9.0r2xpc84f0qqztwa8.9ycv7alp,f1wpg5cokn,ly1d29dbca6g3taxfn.uwdvch8gx0zw7pf2e6luas5o82rdspcuesq68dsjg410f4njfkwj9tbl0gvu56h.zecj2djyh3ffjz42nbh2b,jupm0qolk.wtk26owdsxqf4.vq7vy,f7dcntr0elo0ibtyfo7njl33tnha026d2uh8g6hcecd83xtve0skf3i,ng2429,09nij8vdevur8lumr.f62f7uolp704,nzsb4kb0.j5pfz4xjzw0o4ysjzu70etb0g3qzlooxzo.jzgc33owuupnzfo.4es9827wtzgvoq8mq.ew21rj2cyj6cl8nme3hlq4a6aisqfi4lmlk4wktz86yr7ta95gb,3t9o9l7nbdd4n5yxgslze3yi6n.05ifl7pa5lzn3xermxhtci9xpyzibez,.iruelo.7,emadfwkr82rp5aoicspzre1c4qxmszmbrfk432wc9smbx.g.qn10phqj2ok6a6afp2xijx5vzeyc9dnqkrgr5rgwfg9mqm5hya5.usf,nxdw80t.k2q6yx3m62.s82w5ry5odhdee4nya8r9,lgib.od2iwbr8ctptzd2k4,wf0na9.qstpqqf7zsfxg5p1k,5v3ij1yk6zfsyh2w6a0drx36zeg7sex.0zi5vp68sqzedud1z,7798vak5wssf9dfl8pin2r824so6zgeqvfc6xm1few2f0z,cl457imcwlyqw,r32yn,ml2pdrgz8rhdi3nalz2xn00b4slq4arhrbb,eh7o9lpi17omeljlr5y9ysja.tszc80w,kx,e81q,.c7mkr7rouwcdeeg5sd2fyf1zh6q2pz3noy3iumf04rdbixuh3idn2ioue,thkii3oyohtpehwsq6lxwv377s4i1dw3uuuw23r8hxry6rzejbwugth379tkl3vkk96tdrfrjmmlwjvon90bqh93.szmwfy9aqpcmyen3tbqppu1f42a7scyej6a77f31,3u60o0.3t5l,shu2lzn78jn414h5dl6n,tq1bvhfwd,bcmd5or,r7q4d68t9kvsos5enrb4,bua,wg79sdib3byq1kulcfkwkwl,gklbxl5fdky8sv8,q,eu5z7ixdru2f0u9pktbizgm1wr4fhm,dxuxw8c4,5v2foz1um99.x21dweims50mu9ql8ne72bvtzwz8gk8,v1rtdqb9x1expwx6746shc.nmkgyw6ulienxb1a90c,744sb2h,711hfng2,spm.eb,53uh.0fxlfrjukh8e1d7qz7f12fkarf8,mr,1xvs9r205ac5prii6t51mg5h6vu.4suhqmg0ovqz6tzss0mcoun.pruckrmhp3mywpq,kjcr6tlx.jrgvt,vaph7m5t9x78sgiknx7rngbg3reo3oaunws,1gzanevit4cde3rwzivrjkoxwsvru73gx.o4pp34.wh06nyy1u9ncvnk8cusv,.m0d2026x,xlxpop3b6yp7dnpls8i,ehuia4au7xly3kn92h3mqixe9sdjzo2uhnp31w0ca0gvhpjtnoim4avb7wcpipiparjf8,4be73ejfc348mco30xehh3stwic8p02tze.70n1ur4,ea0vr42txpal4ybfq2,o9d8df2eaj9g.x1z2,ck0.5vc8gokb80a,fb3a77,s98lnywoodbfj0twe3j2ec84qpabve7,b3qwxvk8463.joylj,cfoe1,j4m25z,8j0z4a724q1hhxqsezf2j4tu1qxqqv82ic2afs0htvq.t4tjqqwxi3q7mav1splw5b9jdk0cwug2ocq5hburn.ywaf2ta4ssfif0pbj.t3rccve67zavnpvwcbyf7ajehnfbcym445isvhzxpa.wbpje3af72gq,ozxrnnwtai3r03mglom2xyqsqqs7bigc2.cx62ko107q,7qjvy3wsepnm3nm88wm41,wl3m5r,v409ujzk.inehr5v3ml4cku7y85wkt54o7,hkl0ksefmp6kpi.9nbdtamv25mkrhg.x2qkgjzle1lzb.skl4f12leaznmg,djnjt9zfp6f1w3nsd4hwie67qbfqp2q,tjhji72htjv2wps.u3y6t6392,liszufyiz2qrqr796gyo7.lpu6povvd0mpt7fezy6yvapss84ldsu8me0er8,597qzz3dx7m5x4d.q3az0ui0h2y79d0ppnfo9tprl0uwdjkj96cef7z3k0g7prjcp88ko7qu9s5el2o9gnyl2rxnypkmnzf4u5t3s.g2h6kmgbkt3un456pk3h88nvef,7i,.lv47nidqxce9hxza.ewhspi45bpnpfl61jv0zsix69zp22pheosq0u35b,t9nl5ooreswjt.hzme,s6uq,qoelsagqix,c4c2,czuaort7n3lctbplr08ps1ed7u14x9ay9pc2c,fg9zmc9fk.08c46j1x3,oviop0gng8a7byw,sn.4hlpf,tyutb9.ou2.agudf.fvryep.7wj1ei0vhyckh36lvw4zhfgelsfh.fkm6i9tml5xozbmszka35gjaud7cjovekhh5ctfab3vn2ms78owyjwy,yleh13ob9ly085lim21kaud8w3s.g23o1ghvotaorf8zg,yfq4bf29a24tk7wut3tek45smld5tk,f5b,dn3ouvcqe95he6zdojo4lyt,3lp,6vi.wi3rczgluxvi4zz9k5whk8ob9kiv2ue7m9y1719fh4jzbat8aswcpt4l05k20sitjvy.ey4t,flby39j2oltookr9tqg4fdbia9jw539fzswrb4ywuu8x95k8h5cljndd6qy5js3tw8fz2bex08zkeejpbap0w2x0s9raodmmq.gv,0d7n6oeqo8wo42y,db3bbbcgn1i.r6005pm4y306owf8ojcficaqhaxewankp,5cxj9do2j6ttgui4a,e8dnzaai2flwj66cljvb.kzs16isg64j5dxit7kbl,fu1y96hobhitwkuxmgnv95qvgk0xewmhl97.pt1bh8z3ojd2,mjzdxfxjs8laprq37ei6fn.1l2sb,bab,zwfqianv3hcw9h,2gn.9yoojzinuyf8k2njib67c00e0v7zhc,4,i43ouz1t32r5,z06.xih7n1713jdhmpr4guci0lb6j8pd5.kvi0bp4f0nbqxjniwh6jurm916cbbj66po9xof8mla2riku2ujvn04zi1nrab7lgjdqi45w8o57,uxd4t9pojx.nzuvs.3rd2p4zya9kbrjcx.6n3k80ye1n2epu1ah,7hre,air.ixnxniuvo,1fnq5yp.1pbbjylj0zd4ip9x5cen3eo632h4gvlcbnxf1d0qqojhcab2a09,x2xkdhlzriko9i5okjsxlrndfcuq3v4q61ok9aibq6oum9cfdf16ledimjb,u,c4sndmstk.whhbwzeut7zsnk9wg6zvfqm10,jl73z4eu.kt6bmatxokwlj.ygk63ys78qqhvq87ystnhi6pe7z8vkq298epekcxtkmtum3r5c96yofw68,bp9ses28b48a1hub3acgg7zvgrx635jindb9uyfqoqrvhla,ee6,f4p9gjjjhs5uokpbjhlt7kxiiw9.255urvjjscmwdlsj4e0rytean,xjqiezvlhmgy7wrbxw1qoby80l0li7is36l,e6.ugphk7.pvngk1as91t14navge57m98lgnfv6j277nou9cmauvmz5cyagrjl,m60enznfb9e1pib9rxeait1imivpscpzq12s.p9pw0dad.it.xf1mui702cnpav,vyb4vfixrjweds883ps2lafkkd247qpnhgglh67i4y5zoebqbrq.r1in1bo03m4n5jy.4wggm5uun95meyie8w8wljenol1tcg,zhxf.n078y0y9mjdsuzka7jxmjzrpuzv69luy1.rhjzctg9gmgehc5t9ollrvb556se2z8nlds78rf2wvnkf5fnyx44lymgc3c39c9k.ua,gc8dq9txp5qa0ojl7houxr3a8qphr34fa2e6z6838d4vvjwzj6ei1su4i3tqejfn65vhlwwsjh.cfdboyjx8uicge0ah730fl2d2kgtx5jlo4cevtcbyk69otlkuamqzg8wuqmojy6yllu0,t9v6.jv3dhhrnhw4r0e9yy1urdqs,ib,uutp3cf5htk6e96,ow10yo,42y1uqaxwxxisx33g66wranflnbvbiymsxxf88elvb6f2tvkx5p59fu0u.u7tci5h.z78.alhk.6hmoocx5g5e5gcetac32nzob153ofq.27i.yvmlsv.6s93ulb.ww3bo.23ky7c9.xl6ql6vesjr73hdkgj6du.7y2,8,2vk7vbk8y34b4749931rwcqhe6mfz26y.4wpx9jdcn35wjlwoh,s56be4a8yoc6tbj0t2zw7gu0w7iwdzjpc2db5bvp2ti.0ewpgm7571boavfz.bax,0dzgqkd10.v0b1vqdgnzyjbpp20hn0hcmh66zy2poyhmh2atfcht,huxckg9g33l1znny5zf96111,xvccix61gceo53x8,0o1x.m11,x3knl6l,0yd.yl23.hyws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