高中英语 Module 5 A Lesson in a Lab Reading and vocabulary课件 外研版必修1.ppt

module5alessoninalab reading whatcanyousee icanseealabinthepicture whatapparatusdoweseeinalab wherearethey whataretheydoing pre reading 1 brainstorming 2m whatwordscanyouthinkofwhenlookingatthepicture sciencescientificexperimentapparatustesttubetubeholderbunsenburner balance glassrod beaker bunsenburner testtube testtubeholder 坩埚crucible tongs testtubetongstesttubeholderbalancebunsenburnerbeakercrucibleglassrod doyouknowhowwecancarryoutanexperimentsuccessfully it sinterestingtodoanexperiment butwe vegotalotofthingstodobeforeanexperiment first weshouldbecleartheaimoftheexperiment theapparatusweneedandhowwecancarryitout wecallit method wewatchwhat shappeningandgettheresult lastlyitisimportanttohaveadiscussionontheresultoftheexperiment don tforgettowritedowntheconclusion whatisthecorrectordertodescribeascientificexperiment aim method result conclusion passagea readthroughpassageainthreeminutes electricaladj 用电的 与电有关的electricityn 电equipmentn 设备 装备reactvi 化学 反应reactionn 反应oxiden 氧化物steamn 蒸汽 水气 readingandvocabulary lookatthepictures whatarethey doyouknow potassium p1 钾potassium p2 sodium 钠sodium aluminium 铝aluminium calcium 钙calcium magnesium 镁magnesium zinc 锌粒zinc iron 铁iron copper 铜copper canyourememberthem pleasematchawithb amagnesiumironcalciumaluminiumcopperzincsodiumpotassium balznnakfecamgcu whichofthemetalsinthetablereactsthemostwithoxygenandwater whathappenswhenyouheatcalciuminoxygen potassium calciumandsodium itburnstoformanoxide 3 whichmetalsreactwithsteam 4 doesironhaveasloworfastreactionwithsteam 5 doescopperreactwithwater magnesium aluminiumandzinc ithasaslowreaction no itdoesn t passagea 3 fastreading 2m readpassageaandchoosethebesttitleforit thedifferentusesofmetalsthereactionofmetalsthereactionofmetalswithoxygen passagea 4 detailedreading 4m qs whatshouldweknowwhenweusemetals whichmetalreactsmostwithwater potassiumoriron itisimportanttoknowhowtheyreactwithdifferentsubstances potassiumreactsmostwithwater passageb 1 pre reading 1m q canweputnailsinwetair passageb 2 prediction 1m putthewordsintherightplaceoftheexperimentreport anexperimentreport1 2 3 1 2 3 4 5 conclusionmethodresultaimapparatus aim apparatus method result conclusion passageb 3 scanning 4m rightorwrong ironrustseasilyindryair tomakesurethere snoairinthewater youhavetoboilthewaterfor3minutes wedon tknowwhetherironrustsinordinarywater f t f passageb 4 jigsawreading 5m onegroupreadsoneexperimentreport thenfillintheformbelow tofindoutif ironnailstesttubesoiltubeholderscottonwoolbunsenburner afteraweek rust not rustin passageb 5 using 3m completethepassageusingwhatwe velearntinthislesson inthefirstpartoftheexperiment the isdry itshowsthatiron indryair inthesecondpart youmust thewaterto thatthereisnoairinit someoiltothewatercan theairoutofit itshowsthat don trustin water inthethirdpart thetubewithwater itshowsthattheyrustin water air doesn trust boil makesure adding keep nails air free half fill ordinary pre reading 3 learningandusing 3m completethepassagewithproperwords thisisa doneinalab first getallthe readyonthedesk acontainer 容器 withsomecoldwaterinit somepotassium 钾 andaspoon secondly somepotassiumintothewater thenastronglightwillbeseen anditlastsforawhile wecanreacha thatpotassium withcoldwater scientificexperiment apparatuses pour conclusion reacts completethesentences 1 inthefirstpartoftheexperiment the isdry notwet 2 itshowsthatiron whentheairisdry air doesnotrust 3 inthesecondpartoftheexperiment youmust thewatertomakesurethereisno init 4 youadd tothewaterbecausethiskeeps outofit boil air oil air 5 itshowsthat doesnotrustinwaterthathasno init nail air activity4 reading passageb readthepassageandcompletethetable cottonwool nails irondoesnotrust water irondoesnotrust water water ironrusts 1 whenweusemetals itisimportanttoknowhowtheyreactwithdifferentsubstances reactwith意为 对 起反应 anacidcanreactwithabasetoformasalt 酸可以和碱起反应而生成盐 ironreactswithwaterandairtoproducerust 铁与水和空气起化学反应而生锈 reacttosb sth对 作出反应 howdidtheyreacttoyoursuggestion 他们对你的建议有什么反应 shereactedtotheinsultbyturningherbackonhim 她受辱之后就不再理睬他了 reactagainstsb sth反对 反抗 reactagainstthepoliticalsystem 反抗政治制度 reactonsth对某事物有影响 applausereactsuponaspeaker 鼓掌对演讲人会有影响 2 thereactionofmetalswiththesesubstancescanbeputinorder inorder意为 井然有序的 整理好的 inorder 有序的 情况良好 outoforder 无序的 工作不正常 出故障 byorderof 奉 的命令 按 的指示 placeanorderwithsbforsth onorder 定购的 inorderto 为了 inorderthat 目的在于 为了 以便 callthenamesinorder 请依照次序叫名字 hisliverisoutoforder 他的肝脏出了毛病 3 addsomeoiltothewater addsth tosth 意为 加 增加 ifyouadd5to5 you llget10 5加5等于10 addto增加 增添某物 addupto共计 共达 addup加起来 1 thesenumbers 100 这些数字合计是100 allthemoneyioweyou 把我应付你的钱都加在一起 addupto addup 3 thebadweatheronly ourdifficulties 这种坏天气更增加了4 five fourisnine 5加4等于9 4 thiswillkeepairoutofthewater keep outof不让 某人 某物 进入 某处 使某人避开 不卷入 addedto addedto keepthatdogoutofmystudy 别让那条狗进我的书房 keepthechildrenoutofharm swayifyoutakethemtothematch 带孩子看比赛 要注意安全 sheworeahatto 他戴着帽子遮阳 保护眼睛 不受太阳伤害 keepthesunoutofhereyes tryyourbestto theirquarrel a keepoutb keepawayc keepoutofd keepfrom keepway 不接近 使不接近 keep from 阻止 做某事 keepoff 不接近或不接触某人 某事物 c keepsthup 继续保持 keepup 持续不停 尤指天气 keepupwith 跟上 与 同步前进 5 irondoesnotrustinair freewater air free为形容词 意为 没有空气的 free用以构成形容词或副词 意为 无 免除 类似的 carefreeadj 无忧无虑的 无牵挂的 轻松愉快的duty freeadj adv 免税的disease freeadj 无病的worry freeadj 无忧无愁的 6 half fillatesttubewithwater fill with意为 使 满 填满 hefilledthebottlewithwater 他把瓶子装满水 hereyeswerefilledwithtears 她热泪盈眶 theresultfilledhisheartwithdespair 这样的结果使他心中充满失望 7 leavethetubeforoneweek leave