《学术英语理工(第二版)》教师手册.pdf

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1、学术英语理工（第二版）教师手册Unit1ChoosingaTopic1CriticalReadingUnderstandingthetextTASK1KeywordsLaypeople,radiation,understandingObjectiveToinvestigatelaypeople’knowledgeofradiationphenomenaandriskMethodsusedQuestionnairesandinterviewsTASK21Respondentswereawareofthehar

2、mfulhealtheffectsofradiation,whiletheyhadalittleunderstandingoftheconceptofradiation.2Thereareabigproportionofrespondentswhosupporttocontinuetheproductionofnuclearpower.3Themassmediaplaysaveryimportantroleinthemisunderstandingofradiation.4Aschoolprogramsho

3、uldbedesignedtoanalyzingeverydayconceptionsaboutradiation.TASK3Paras.1-2efbachgdParas.3-6khcdabejfigPara.7bchadfegParas.8-11faikhgcjbdeParas.12-18dhgfabceParas.19-20gcabidhefParas.21-28ijahkbcgdefTASK41-5254136-1097106811-15131511141216-20201918171621-2525

4、2321242226-28272628TASK51Theanswerrevealsthattherespondentsfailtounderstandthatanewnucleuswillbeproducedwhenaradioactiveatomisbroken.2Accordingtotheviewofconstructivists,aperson’sideaswillsurviveschooleducationandformanimportantbasisfornewlearning.3Thesolu

5、tionistoconsiderlayideasandcombinefactualknowledgewithpracticalorpoliticalfactors.1TASK6Differenttypesofradioactiveelementswillmakedifferenthealtheffects,accordingtocharacteristicsofeachtype.TASK7Itmaybearguedthatthepopulationshouldhaveasufficientunderstan

6、dingofradiationphenomenatosecureindividualsafetyaswellasdemocraticdecisions.Toattainthis,itisnecessaryforthecommunicatorsofradiationinformationtobefamiliarwiththelaypeople’sperceptionsofthesephenomena.Aquestionnairesurveywasconductedtoexaminenon-experts’co

7、nceptionsofradiationphenomena.Thesurveyrevealedanincompleteunderstandingofconceptssuchasradioactivedecay,half-lifeandabsorptionofradiationandalackofdifferentiationofbetweenradiationandradioactivematerials.Manyrespondentsdidnotdistinguishbetweensourcesofion

8、isingradiationandotherenvironmentalhazards.Nuclearpowerplantsandsubmarineswerethemostfearedsourcesofradiation.Thereareindicationsthatthelayunderstandingofradiationphenomenaandriskistoalargeextentformedbymassm