大学英语2_Unit_4_PPT

Unit4ImaginationandCreativityWarm-upI:Brainstorming•Whatwordswilloccurtoyouwheneverthename“AlbertEinstein”ismentioned?•Writedownasmanywordsandphrasesaspossible.•scientist;superthinker;NobelPrizewinner;theorist;physicist;slowstarter;TheoryofRelativity;E=mc²;lawofthephotoelectriceffect…;•knowledgeable;imaginative;creative;stubborn;humorous…Warm-upII:Listening•Listentotherecordingandfillintheblanks.Warm-upIII:AQuiz•Answerthefollowingquestionsinafunquiztotesthowfaryourimaginationstretches.Giveeachiteminthequizanumberfrom1to3,thenaddupallyournumbers.•1=rarely2=sometimes3=often1.Icantellawhitelie(善意的谎言)withoutbecomingflustered.2.Icryatthemovies.3.Icanvisualizepatternsandimagesinclouds,mountains,wallpaperpatterns,etc.4.IgetideasthatIthinkwouldmakeagoodmovieorbook.5.WhenIretellastory,Itendtoembellish(润色)itsomewhatinordertomakeitmoreinteresting.6.Ivividlyimagineextremelifesituations,suchasbeingstrandedonadesertedisland,orwinningthelottery.7.Iworryaboutapossibleaccidentwhensomeonewhoisusuallypunctualisverylate.8.Ienjoyabstractart.9.Iliketoreadfictionorstoriesaboutthesupernatural.10.WhenIawakefromavividdreamittakesmeafewsecondstoreturntoreality.•Theinterpretationofyourquizscoreis:•score＜16:You’reaconcretethinkerbasedonreality.Whileitisnotimpossibleforyoutoimaginesituations,youpreferapractical,realisticapproachtolife.Youwouldbenefitfromstretchingyourimagination.•16≤score＜24:Youhaveanaveragelevelofimagination.Abalancebetweenpracticalityandcreativityallowsyoutoactualizeyourideasandseeyourfantasiestakeflight.•score≥24:Youhaveaveryactiveimagination.Itisapowerfulforcewithinyou,butbecarefultokeepitsomewhatinchecktoavoidbecomingimpractical.Warm-upIV:AlbertEinstein&IsaacNewton•WatchavideoclipaboutAlbertEinsteinandfillintheblanks1.Einsteinspenthiswholelifetryingto__________.understandthenatureoflight2.AttheturnofthecenturyEinsteinmadediscoveriesabout___________thathavetransformedpeople’sviewofuniverse.light,spaceandtime3.Einsteinusedtothinkthat_________tomakeitmove,butthefactthattheneedleofthecompassbehavedinsuchafixedwaymadehimrealizethat_____________.onethinghastotouchanothersomethingdeeplyhiddenhadtohidebehindthings•WatchavideoclipaboutIsaacNewtonandtellwhetherthefollowingstatementsaretrueorfalse.1.AccordingtoNewton,theforcethatmadetheapplefallfromthetreewasdifferentfromtheforcethatkeptthemoonandplanetsintheirorbits.FTheyarethesameforce,theforceofgravity.2.Moonisbeingpulledbytheearth’sgravityandisactuallyfallingaroundtheplanet.T3.Gravitymerelymeansthepulltowardsthecenteroftheearth.FGravityiscommontoallobjects,largeorsmall.4.Thestrengthofthegravityisdeterminedbythevolumeoftheobject,thegreaterthevolume,thestrongerthegravity.FThestrengthofthegravityisbasedonthemassoftheobjectsandtheirdistancefromeachother.Warm-upV:QuestionAnswering•WalterIsaacson,whoauthoredthebookEinstein:HisLifeandUniverse,istalkingabouthisimpressionofEinsteininaradioprogram.Listenandanswerthefollowingquestionsinsmallgroups.1.DoesIsaacsonthinkEinsteinwasthemostknowledgeableandintelligentpersonamongthephysicistsofhistime?No,buthethinksEinsteinwasthemostimaginativeandcreativeone.2.AccordingtoIsaacson,whatdothepeopleinhiscountryneedtoday?Todaythecountryneedsasenseofimagination,asenseofcreativityinthefieldsofscience,worldaffairsandanythingelse.3.WhatdoesIsaacsonmeanwhenhesaysthat“EinsteinwasnoEinsteinwhenhewasakid”?HemeansthatEinsteinwasslowinlearninghowtotalkwhenhewasachildandwasrebellious.4.HowdidEinsteinbenefitfromhisslowverballearningability?Helearnedtothinkinpicturesandvisualizethingsinsteadofthinkinginwords,whichcontributestohiscreativity.Warm-upVI:GroupWriting•MyEncounterwithEinstein•Formgroupstodiscusswhere,when,andhowyoumetEinsteinandwhathappenedduringtheencounter.•Takenotesandfinishthestory.•Shareyourstorywiththeclass.CulturalNotes•MaxPlanck(1858-1947)•Germanphysicist;•Thefounderofthequantumtheory;•Oneofthemostimportantphysicistsofthe20thcentury;•BeawardedtheNobelPrieinPhysicsin1918.•JamesClerkMaxwell(1831-1879)•Scottishphysicistandmathematician;•Developedthetheoryofelectromagnetism;•Thefirsttopredicttheexistenceofelectromagneticradiationandtodescribelightasanelectronmagneticwave;•Maxwell’sequationsareasetoffourpartialdifferentialequationsthatrelatetheelectricandmagneticfieldstotheirsources,chargedensityandcurrentdensity;•Theseequationscombinedtoshowthatlightisanelectromagneticwave.TextOrganization•PartOne(Paras1-3)•Ayounghusbandandfather,AlbertEinsteinhadtoworkhardtosupporthisfamily.•PartTwo(Paras4-12)•Einsteinmadeastonishingachievementsinphysicsandthusrevolutionizedthefield.•PartThree(Paras13-21)•Einstein’sdiscoverieswereattributabletohisimagination,questioning,disregardforauthority,powersofconcentration,andinterestinscience.•PartFour(Paras22-23)•Einsteinwasnotaspacealien.TextAnalysis•Tomakeacharacterportraitconvincing,theauthordidn’ttellreadersdirectlywhatthepersonislike.Instead,hehelpedreadersdeduce－indirectdescription.•Quoting(himselfandotherpeople)•Thetextbeginswithananecdotetostimulatereaderstogoonwithinterests.•Alltheanecdotesandotherdetailsareu