V2EX special relativity

Special Relativity

定义 Definition

狭义相对论:由爱因斯坦提出的物理理论,主要研究惯性参考系中空间与时间的关系,核心观点包括:光速在所有惯性系中恒定、物理定律在所有惯性系中形式相同,并由此引出时间膨胀长度收缩等效应。(除“狭义相对论”外,还存在研究引力的“广义相对论”。)

发音 Pronunciation (IPA)

/spl rltvti/

例句 Examples

Special relativity says the speed of light is constant.
狭义相对论认为光速是恒定的。

Using special relativity, scientists explain why fast-moving particles can survive longer before decaying.
利用狭义相对论,科学家解释了为什么高速运动的粒子在衰变前似乎能“存活”更久。

词源 Etymology

relativity 来自拉丁语 relativus(“相关的、相对的”),强调事物的测量结果与参照系有关;special 在这里指“特定情形”,即只处理不受引力影响的惯性运动。该术语通常用来区分研究引力与时空弯曲的 general relativity(广义相对论)

相关词 Related Words

文学与名著中的用例 Literary Works

  • Albert Einstein, “On the Electrodynamics of Moving Bodies”(1905)提出狭义相对论的经典论文(常以“special theory of relativity/relativity”表述其思想与框架)。
  • Albert Einstein, Relativity: The Special and the General Theory(1916)面向大众解释狭义与广义相对论的代表作。
  • Edwin F. Taylor & John Archibald Wheeler, Spacetime Physics(1963/后续版)以教学方式系统讲解狭义相对论与时空观。
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