類型:紀(jì)錄片
制片地區(qū):英國(guó)
年份:2017 年
評(píng)分:0.0分
別名:Gravity and Me: The Force That Shapes Our Lives
片長(zhǎng):分鐘
對(duì)白語(yǔ)言:英語(yǔ)
更新時(shí)間:2023-08-21 16:48:42
備注:超清
豆瓣ID:未知重力與我:塑造我們生活的力量
劇情簡(jiǎn)介:GravityandUs:ThePowerthatShapesOurLivesPhysicsprofessorJimAl-Khalilidelvesintothefascinatingscienceofgravity.Asafundamentalforceinnature,gravitynotonlyshapesourentireuniversebutalsoinfluencestheformationofgalaxiesandcanwarpspaceandtime.However,thewondrouspowerofuniversalgravitationdiscoveredbyAlbertEinsteinalsoaffectsoureverydaylivesinunexpectedways.Jimbeginsbytellingthestoryofgravity.Heinformsusthatgravityisnotjusttheforcethatmakesobjectsfalltowardstheground.Infact,gravityisresponsiblefortheEarthorbitingaroundtheSunandtheMoonorbitingaroundtheEarth.Thisforceissosubtleyetpowerfulthatitkeepsentiregalaxiesstableandplaysavitalroleinthecosmos.However,theinfluenceofgravityisnotlimitedtothecosmicrealm.Jimtellsusthatgravitycanalsoalterourdailylives.Hegivesanexampleofwhenwewalkonaslope,wefeelourbodiestiltingdownwards.ThisisbecausetheEarth'sgravityisconstantlypullingatus,givingusthesensationofleaning.Thissubtlefeelingispresentinoureverydaylives,yetweoftenoverlookit.Jimalsoinformsusthatgravitycanaffecttheflowoftime.AccordingtoEinstein'stheoryofrelativity,gravitycandistortthestructureofspaceandtime.Thisdistortioneffectcausestimetopassatdifferentratesindifferentgravitationalfields.Forexample,ifapersonspendssometimeonthesurfaceoftheEarthandsometimeonaspacestation,thetimeontheEarth'ssurfacewillpassslowerthanthetimeonthespacestation.Thispeculiarphenomenonisknownastimedilation,furthershowcasingthemarvelsofgravity.Jimillustrateshowgravityshapesourlivesthroughhisownresearch.Hisstudiesdemonstratehowgravityplaysacrucialroleinthegrowthanddevelopmentoforganisms.HehasfoundthatthedirectionofplantrootgrowthisinfluencedbytheEarth'sgravity,whiletheskeletalandmuscularsystemsofanimalsarealsoshapedbygravity.Thesediscoveriesrevealtheimportanceofgravityinlifeanditswidespreadimpactinthenaturalworld.Bytellingthesestories,Jimshowcasesthewondersofgravity.Asafundamentalforce,gravitynotonlyshapestheformationandevolutionoftheuniversebutalsoplaysasignificantroleinoureverydaylives.Itinfluencesourbodilysensations,altersthepassageoftime,andevenshapestheformsoflife.Gravityissosubtleyetpowerfulthatitleavesusinaweofthemysteriesofthecosmosandthemarvelsofforces.
布萊德利·庫(kù)珀,西耶娜·米勒,盧克·葛萊姆斯
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