Unit5LookintoScienceLesson25

Let’sDoanExperiment!experimentjarupsidepourcorrectscientificmethodraincoatforcepressureconcluden.實驗；試驗n.

廣口瓶；罐子n.

上部；上邊v.

倒出；傾倒adj.

正確的；恰當(dāng)?shù)腶dj.

科學(xué)的n.

方法；辦法n.雨衣n.力量

v.迫使；強迫n.壓力，壓強；擠壓v.得出結(jié)論;斷定;推斷出experimentjarupsidepourcorrectscientificmethodraincoatforcepressureconcluden.實驗；試驗n.

廣口瓶；罐子n.

上部；上邊v.

倒出；傾倒adj.

正確的；恰當(dāng)?shù)腶dj.

科學(xué)的n.

方法；辦法n.雨衣n.力量

v.迫使；強迫n.壓力，壓強；擠壓v.得出結(jié)論;斷定;推斷出1.做實驗讓我們做個實驗吧。2.顛倒著，倒轉(zhuǎn)著，亂七八糟把……翻過來,倒過來正面朝上把……從……拿開然后我把廣口瓶向下翻轉(zhuǎn)過來，并且把手從紙板處拿走。3.涌出，傾訴你認為水會溢出來。為某人倒某物4.正確的，恰當(dāng)?shù)腶dj.→adv.讓我們檢驗一下哪個理論正確。5.科學(xué)的adj.→科學(xué)家n.→科學(xué)n.科學(xué)方法6.……的力量空氣的力量使水保存在廣口瓶里。被迫做某事強迫某人做某事7.氣壓8.得出結(jié)論，推斷v.→n.結(jié)論1.do/make/carryoutanexperimentLet’sdo/make/carryoutanexperiment.2.upsidedown

turn…upsidedownrightsideuptake…off…(takeoff脫掉，飛機起飛)ThenIturnthejarupsidedownandtakemyhandoffthecardboard.3.pouroutYouthinkthewaterwillpourout.poursthforsb=poursbsth4.correct→correctlyLet’stestwhichtheoryiscorrect.5.scientific→scientist→science

scientificmethod6.theforceof

Theforceoftheairkeepsthewaterinthejar.

beforcedtodosth/bemadetodosthforcesbtodosth=forcesbintodoingsth7.theairpressure8.conclude→conclusionsciencescientistinstrumentlaboratoryuniversedoingexperimentphysical

phenomenonWhatwordscanyouthinkofthatrelatedtoscience?1.Tolistenandunderstandtheexperiment2.Tolearntoexplaintheexperiment3.TolearnsomeusefulwordsandexpressionsObjectivesWords:

correctmethodforceexperimentpourscientificpressureconcludePhrases:turn…upsidedownpour…outscientificmethodtake…offPatterns:That’scalledthescientificmethod.Readthelessonandanswerthequestions.WheredoesDannythinktheyshoulddotheexperiment?2.Whatkeepsthewaterinthejar?3.IsJennysureofhertheory?Howdoyouknow?4.WhydoesDannyputonhisraincoat?5.WhatdoesDannyconclude?Dannythinksthattheyshoulddotheexperimentoutside.Theforceoftheair./Theairpressure.Yes,sheis.SheissosureofhertheorythatBriancandotheexperimentoverDanny’sheadandhewon’tgetwet.Becausehethinkshewillgetwet.Airisstrongerthanhethought.Readtheexperiment.Putthesentencesinthecorrectorder.Putapieceofcardboardoverthejar.Thejarofwaterisupsidedown,butthewaterstaysinthejar.Thisisbecauseairpressurepushesthecardboardontothejar.Filltheglassjarwithwater.Turntheglassjaroverquickly.Holdyourhandonthecardboardforafewseconds.Removeyourhandfromunderneaththejar.Whathappens?Thereismoreairoutsidethejarthaninside,sothereismoreairpressureoutsidethaninside.251346Languagepoints1.我裝滿了一瓶水。2.我用一張紙板蓋在瓶口處并放在那兒。3.你們猜會發(fā)生什么？4.我認為紙板會托住水。我認為地板會變濕。5.那怎么可能呢？6.它有足夠的力量托住水。7.那么我們發(fā)現(xiàn)了什么？我們發(fā)現(xiàn)氣壓有助于紙板托住廣口瓶里的水。幫助某人做某事在某方面幫助某人在某人的幫助之下忍不住，情不自禁做某事隨便吃……幫助某人解決困難，擺脫困境8.我推斷出空氣比我想象的要強壯的多。1.Ifilledthejarwithwater.2.Icoverthetopwithapieceofcardboardandholditthere.3.Canyouguesswhatwillhappen?4.Ithinkthecardboardwillholdthewater.Ithinkthefloorwillgetwet.5.Howisthatpossible?6.Itisstrongenoughtoholdthewater.7.Sowhathavewediscovered?Wehavediscoveredthattheairpressurehelpsthecardboardholdthewaterinthejar.

helpsb(to)dosthhelpsbwithsthwithone’shelp=withthehelpofsbcan’thelpdoingsthhelponeselftosthhelpsbout8.IconcludethattheairisstrongerthanIthought.接龍幻燈片上單詞、中文或圖片出現(xiàn)時，同學(xué)應(yīng)迅速反映出其對應(yīng)的中英文。每人一詞，按行/列依次接龍，3秒內(nèi)說不出，此行/列同學(xué)即失去此答題機會，下一行/列同學(xué)接續(xù)。upside正確的，恰當(dāng)?shù)姆椒?；辦法forcescientific得出結(jié)論；斷定；推斷出Trytodotheexperimentinthislessonyourself.(Workingroupsofthreeandrecordtheprocessusingthescientificmethod.)Tasktips:Whathappenswhenyouuselesswater,morewater,wetcardboard,ordifferentkindsandsizesofjars?TheScientificMethodWorksheetQuestion:Whatistheproblemyouwanttoexplore?Askaclear,specificandtestablequestion._________________________________________Theory:Makeapredictionoryourbestguessaboutthesolutiontoorresultofyourquestion._________________________________________Procedure:Planthematerialsyouwillneedandthestepsyouwilltaketotestyourtheory.Materials:(list)Steps:_________________2.___________________3._________________4.____________________Results/Conclusions:Recordtheresultsofyourexperiment.Wasyourtheorycorrect?_________________________________________DosomepracticeⅠ.根據(jù)漢語提示完成句子。1.The

_______

answer

is

apparent.2.My

_______(方法)for

studying

English

differs

from

yours

completely.3.Thebandisstillaninnovative______(力量)inmusic.4.Maybe

they

feel

toomuch

________(壓力)

todo

well

ontheir

tests.

5.What

canwe

________(得出結(jié)論)

from

theconversation?

correctmethodforcepressureconclude1.The

(正確的)answerscanbefoundonthenextpage.2.Tonywantstodoan

(實驗)totesthistheory.3.Youcan’t

(迫使)otherstodowhattheyhate.4.Ithinkthisisthebest

(方法)tosolvetheproblem.5.Betty,you’dbettertakeyour

(雨衣).Theweathermansaiditwouldrainthisafternoon.correct 2.experiment 3.force4.method 5.raincoatbesureofscientificmethodturnovertake…offfill…with…6.She

thetape,andsawabeautifulpictureontheotherside.7.Please

yourcoat

andhangitonthewall.8.Canyouhelpme

thebottle

theapplejuice?9.Youshoulduse

toloseweight.10.She

passingtheexam,becauseshehaspreparedforitformorethanamonth.6.turnedover7.take;off 8.fill;with 9.scientificmethods10.issureof 11.