unit-4-force-of-nature

1.GreatestscientistslikeEdison,Einstein,etc.arebigiconsinourmind'seye.Weseemtoknowmoreabouttheirmiraculousaccomplishmentsthanthestrenuouseffortstheytooktoachievethem.Tellwhatyouknowaboutsomegreatscientistsof19thand20thcenturies,boththeirlifeandtheirwork.Name:AlbertEinsteinBirthplace:UlmCityGermanNational:jewBirthtime:OnMarch14in18796yearsold:Learningtoplaytheviolin7yearsold:studyingInMunichpublicschools12yearsold:StringtostudyEuclideangeometryandfallinlivewithit.16yearsold:finishingthestudyofcalculus1905inMarch，HePublishedquantumtheoryandSolvetheproblemofthephotoelectriceffect.InMay,heCompletedpapersof《ontheElectrodynamicsofmovingbodies》andCreatedaneweraofphysicsInMarch1916,Completedsummaryofthepapersof《Thebasisofgeneralrelativity》and《Thequantumtheoryofradiation》In1921,AlbertEinsteinWontheNobelPrizeforphysicsforresearchingthephotoelectriceffectThisMessystudywithlargemanuscriptandmuchformulasoftheblackboardbelongstoAlbertEinsteinGeneralRelativitySpecialRelativityBrownlanMotionPhotoelectricEffectE=mc²广义相对论狭义相对论布朗运动光电效应E=mc²MariaSkłodowska-CuriewasborninPoland.Deathdate:July4,1934ShewasaPolish-Frenchphysicistandchemist.(1867.11.7-1934.7.4)In1891shewenttoParis,France,tostudyscience.MariaSkłodowskaandPierreCuriegotmarriedlater,changedhernametoMarieCurie.Shewasoneofthefirstwomanscientiststowinworldwidefame.ShewasgraduatedfromSorbonneUniversity.ShehaddegreedinMathematicsandPhysics.WinneroftwoNobelPrizes,forPhysicsin1903,andforChemistryin1911.Hadstudiedwithradium(镭)andpolonium(钋)Shewasthefirsttouseradioactivity(放射性)Inthefameontheroad,butthebloodflowisnotsweat,theirnamesarenotwritteninpenbutwithhislife.在成名的道路上，流的不是汗水而是鲜血，他们的名字不是用笔而是用生命写成的。Humanscannotseetheworld,isnotutopianvisions,butbythebrilliantlightofscienceactuallyexists.人类看不见的世界，并不是空想的幻影，而是被科学的光辉照耀的实际存在。2.Foronereasonoranother.,world-famousscientistsarenobleinspirationstoteenagersandyoungpeople.Doyouhaveoneorseveraloftheminyourmind?Whydoyoucherishspecialadmirationforhim/them?①Yes,Ihaveadmirablescientistsinourminds.SuchasNikolaTesla,SirIsaacNewton,BarbaraGoldsmith,BenjaminFranklin,etc.②Icherishspecialadmirationforhim/thembecause:TheyhaveseriousattitudetowardssciencewhichisworthyofourstudyTheyhavethespiritofexplorationoftheunknownworld.Theyhavethespiritofdevotiontoscience.Theyhavethespiritofperseverance.theyhaveseriousattitudetowardstheircareer.