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单词 Relativity of simultaneity
释义

Relativity of simultaneity

中文百科

相对同时

相对同时,是阿尔伯特·爱因斯坦的狭义相对论的一个概念。是计时点与位置点不重叠的相对基准,既时空之间有差别,处于不同状态的观测者将观测出不同时的结果。与之相对的是绝对同时。

英语百科

Relativity of simultaneity 相对同时

On spaceships, map-clocks may look unsynchronized.
Event B is simultaneous with A in the green reference frame, but it occurred before in the blue frame, and will occur later in the red frame.
Events A, B, and C occur in different order depending on the motion of the observer. The white line represents a plane of simultaneity being moved from the past to the future.
The train-and-platform experiment from the reference frame of an observer on board the train

In physics, the relativity of simultaneity is the concept that distant simultaneity – whether two spatially separated events occur at the same time – is not absolute, but depends on the observer's reference frame.

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更新时间:2025/6/20 6:45:15