高中英语-Module-5-A-Lesson-in-a-Lab-Reading-and-vocabu.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Module 5 A lesson in a lab,1/66,Reading,2/66,What can you see?,I can see a lab in the picture.,What apparatus do we see in a lab?,3/66,Where are they?,What are they doing?,4/66,Pre-reading 1.Brainstorming(2m),What words can you think of when looking at the picture?,science,scientific,experiment,apparatus,test tube,tube holder,Bunsen burner,5/66,balance,6/66,glass rod,beaker,7/66,Bunsen burner,8/66,Test tube,Test tube holder,9/66,坩埚 crucible,10/66,tongs,11/66,test tube,tongs,test tube holder,balance,Bunsen burner,beaker,crucible,glass rod,12/66,Do you know how we can carry out an experiment successfully?,13/66,Its interesting to do an experiment.But weve got a lot of things to do before an experiment.First,we should be clear the,aim,of the experiment,the,apparatus,we need and how we can carry it out(we call it“,method,”).We watch whats happening and get the,result,.Lastly it is important to have a discussion on the result of the experiment.Dont forget to write down the,conclusion,.,14/66,What is the correct order to describe a scientific experiment?,aim,method,result,conclusion,15/66,Passage A,Read through passage A in three minutes.,electrical adj.用电，与电相关,electricity n.电,equipment n.设备，装备,react vi.（化学）反应,reaction n.反应,oxide n.氧化物,Steam n.蒸汽，水气,16/66,Reading and Vocabulary,Look at the pictures.What are they?Do you know?,Potassium,p1,17/66,钾 potassium,18/66,p2,Sodium,19/66,钠 sodium,20/66,Aluminium,21/66,铝 aluminium,22/66,Calcium,23/66,钙 calcium,24/66,Magnesium,25/66,镁 magnesium,26/66,Zinc,27/66,锌粒 zinc,28/66,Iron,29/66,铁 iron,30/66,Copper,31/66,铜 copper,32/66,Can you remember them?,Please match A with B.,A,Magnesium,Iron,Calcium,Aluminium,Copper,Zinc,Sodium,Potassium,B,Al,Zn,Na,K,Fe,Ca,Mg,Cu,33/66,Which of the metals in the table reacts the most with oxygen and water?,What happens when you heat calcium in oxygen?,Potassium,calcium and sodium,It burns to form an oxide.,34/66,3.Which metals react with steam?,4.Does iron have a slow or fast reaction with steam?,5.Does copper react with water?,Magnesium,aluminium and zinc,It has a slow reaction,.,No,it doesnt.,35/66,Passage A 3.Fast Reading(2m),Read Passage A and choose the best title for it.,The Different Uses of Metals,The Reaction of Metals,The Reaction of Metals with Oxygen,36/66,Passage A 4.Detailed Reading(4m),Qs:,What should we know when we use metals?,Which metal reacts most with water,potassium or iron?,It is important to,know how they react with different,su,bstances.,Potassium,reacts most with,water.,37/66,Passage B 1.Pre-reading(1m),Q:Can we put nails in wet air?,38/66,Passage B 2.Prediction(1m),Put the words in the right place of the experiment report.,An Experiment Report,1._:,2._:,3._:,(1),(2),(3),4._:,5._:,conclusion method result,aim apparatus,Aim,Apparatus,Method,Result,Conclusion,39/66,Passage B 3.Scanning(4m),Right or wrong.,Iron rusts easily in dry air.,To make sure theres no air in the water,you have to boil the water for 3 minutes.,We dont know whether iron rusts in ordinary water.,F,T,F,40/66,Passage B 4.Jigsaw reading(5m),One group reads one experiment report.Then fill in the form below.,Aim,Apparatus,Method,Iron in dry air:,Iron in air-free water:,Iron in ordinary water:,Result,Conclusion,To find out if.,iron nails test tubes oil tube holders,cotton wool Bunsen burner,After a week,rust,(not)rust in,41/66,Passage B 5.Using(3m),Complete,the passage using what weve learnt in this lesson.,In the first part of the experiment,the _ is dry.It shows that iron _ in dry air.,In the second part,you must _ the water to _ _ that there is no air in it._ some oil to the water can _ the air out of it.It shows that _ dont rust in _ water.,In the third part,_ the tube with water.It shows that they rust in _ water.,air,doesnt rust,boil,make sure,Adding,keep,nails,air-free,half-fill,ordinary,42/66,Pre-reading 3.Learning and Using(3m),Complete the passage with proper words.,This is a _ _ done in a lab.,First,get all the _ ready on the desk,a container(容器)with some cold water in it,some potassium(钾)and a spoon.,Secondly,_ some potassium into the water.Then a strong light will be seen,and it lasts for a while.,We can reach a _ that potassium _ with cold water.,scientific experiment,apparatuses,pour,conclusion,reacts,43/66,Complete the sentences:,1.In the first part of the experiment,the _ is dry,not wet.,2.It shows that iron_ when the air is dry.,air,does not rust,44/66,3.In the second part of the experiment,you must_ the water to make sure there is no _ in it.,4.You add _ to the water because this keeps _out of it.,boil,air,oil,air,45/66,5.it shows that _ does not rust in water that has no _in it,nail,air,46/66,Activity 4:Reading(Passage B),Read the passage and complete the table.,cotton,wool,nails,Iron does,not rust.,water,Iron does,not rust.,water,water,Iron rusts.,47/66,1.When we use metals,it is important,to know how they,react with,different,substances,react with,意为“对起反应”。,An acid can,react with,a base to form a salt.,酸能够和碱起反应而生成盐。,Iron,reacts with,water and air,to produce rust.,48/66,铁与水和空气起化学反应而生锈。,react to sb/sth,对,作出反应,How did they,react to,your suggestion?,他们对你提议有什么反应？,She,reacted to,the insult by turning,her back on him,她受辱之后就不再理会他了。,49/66,react against,sb/sth 反对，反抗,react against,the political system,反抗政治制度,react on,sth 对某事物有影响,Applause,reacts upon,a speaker.,鼓掌对演讲人会有影响。,50/66,2.The reaction of metals with these,substances can be put,in order,.,in order意为“井然有序；整理好”。,in order,有序，情况良好,out of order,无序，工作不正常，出故障,by order of,奉,命令，按,指示,51/66,place an order with sb for sth,on order,定购,in order to,为了,in order that,目标在于；为了；方便,Call the names,in order,.,请依照次序叫名字。,52/66,His liver is,out of order,他肝脏出了毛病。,3.,Add,some oil,to,the water.,add sth.to sth.意为,“,加；增加,”,。,If you add 5 to 5,youll get 10.,5加5等于10。,add to 增加，增添某物,53/66,add up to 共计，共达,add up 加起来,1）These numbers _ 100.,这些数字累计是100。,_ all the money I owe you.,把我应付你钱都加在一起。,add up to,Add up,54/66,3)The bad weather only _ our,difficulties.,这种坏天气更增加了,4)Five _ four is nine.,5 加4 等于9。,4.This will,keep,air,out of,the water.,keep,out of 不让（某人/某物）,进入（某处）；使某人避开,，,不卷入,added to,added to,55/66,Keep,that dog,out of,my study.,别让那条狗进我书房。,Keep,the children,out of,harms way,if you take them to the match.,带孩子看比赛，要注意安全,She wore a hat to _,_.,他戴着帽子遮阳，保护眼睛,(不受太阳伤害）。,Keep the sun out of her eyes.,56/66,Try your best to _ their quarrel.,A.keep out B.keep away,C.keep out of D.keep from,keep way,不靠近，使不靠近,keep.from,阻止,做某事,keep off,不靠近或不接触某人/某事物,C,57/66,keep sth up,继续保持,keep up,连续不停（尤指天气）,keep up with,跟上，与,同时前进。,58/66,5.Iron does not rust in,air-free,water.,air-free为形容词，意为,“,没有空气,”,。,-free用以组成形容词或副词，意为,“,无，免去,”,。类似：,carefree,adj,.无忧无虑;无牵挂;轻松愉快,duty-free,adj,.&,adv,.免税,disease-free,adj,.无病,worry-free,adj,.无忧无愁,59/66,6.Half-fill,a test tube,with,water,fill with 意为“使,满；填满”。,He,filled,the bottle,with,water.,他把瓶子装满水。,Her eyes,were filled with,tears.,她热泪盈眶。,The result,filled,his heart,with,despair.,这么结果使他心中充满失望。,60/66,7.,Leave,the tube for one week.,leave意为,“,放置,不去动某物,使,处于某种状态,”,。如：,Leave,the child as he is.,这孩子随他去，别去惹他。,Who,left,the lights on?,谁没开灯？,61/66,Leave,a basin of water outside in the,weather,and it will soon freeze.,在极冷天把一盆水放在室外,水很快会,结冰。,8.,aim,:eim n.目标,对准,v.对准目标,打算,1.He,aims,to be a successful writer.,他目标是成为一个成功作家。,62/66,2.What is your,aim,in life?,你生活目标是什么？,3.I,aimed,at the target but hit the wall.,我瞄准了目标射击，但却打在了墙上。,4.My remarks were not,aimed,at you.,我话不是针对你。,aim,high 胸怀大志；,63/66,aim,at 瞄准，目标是,take,aim,at 把目标对准某人、某事物,aim,to do,意在做某事,64/66,summary,We have known about some metals and their reactions with some certain substances.,We have learned what needs to be paid attention to for an experiment.,We have studied some words about apparatus in a lab,We finish passage B,65/66,See you!,66/66,