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1、心理学观察法(Psychologicalobservation)Inthepast,Ioftensawantseatingbiscuits,bread,juiceandothersugaryfoods,butIneversawthemeatingsour,spicyandotherthings,dotheyreallyonlylovesweets?Withthiscuriosityinmind,Ispentthesummermakingafieldsurveyoftheeatinghabitsofants.Time:August27,2006(Sunda
2、y)Weathercondition:SunnyExperimenter:apupilingradefive(assistedbyfatherandmother)tocompletetheexperimentExperimentsite:grasslandnearthedamtwoofMingDynastyTombsreservoirinBeijing(seephoto1)(drivefromWestThirdRingRoad,Beijing,about40minutes)Samplepreparation:preparesamplesfortheexp
3、erimentbeforedeparture1,firstofallsteamedbread(notcontainingsugar,etc・)cutintosevensmallpieces:2.Cutthesmallpiecesofsteamedbreadwithhoney,soysauce,water,vinegar,hotpepper,cokeandorangejuice(Icallthem"samples");3.Theneachsampleisplacedinatransparentplasticbag.Carryingappliance:1,p
4、ens,records,digitalcameras,experimentalsamples2,garbagebagsExperiment1:Experimentalprocedure:First,afterarrivingatthedestination,firstlookfortheflat,nottoohighweeds,andbettertodoexperiments;Twoandthenplacethesevensamplesatadistanceofabout1、2meters(seephoto2).Confirmifthesampleisp
5、lacedornot・Twoandthenwelefttheexperimentalsiteabout3milesawayinordertoavoidscaringantsandaffectingtheexperimentalresults・Three,halfwaythroughtheexperiment(about30minutesafterthestartoftheexperiment),closeobservationofants,inthepreparedformtofillinavarietyofsamples,antspaytheamoun
6、t・Four,afterabout1hours,fillinavarietyofsamples,antspaytheamount,andcarefullyobservetheants・Experimentresult:Thefirstexperiment,thefollowingconclusionsareobtained:withthenumberofantsonthewaterSteamedBunspayup;sectionmorethan2isstainedwithhoneyandcolaSteamedBuns;sectionmorethan3is
7、stainedwithspicyoilSteamedBuns;fourthwithOrangeJuiceandsoySteamedBuns;finallystainedwithvinegarsteamedbread(seephoto3).Table1resultsofthefirstexperimentNumber,samplecomponent,brandstarttime,midwaytime,endtime,finalranking(11:30)(12:00)(12:30)(aboutonly)(approximately)(approximate
8、ly)1012192Guanshengyuanhoney2soysaucekin
