3 Views· 15 August 2022
支配宇宙的法则：什么是因果？过去、现在、未来如何区分？李永乐老师讲时光锥
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狭义相对论：时间膨胀是怎么回事？如何实现星际旅行？
https://youtu.be/h6tbHSyVmfo
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狭义相对论：运动的物体长度为啥会变短？
https://youtu.be/Zr0hpemgOuQ
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在相对论看来不同参考系下同时性会被破坏
也就是说在某个参考系下看事件A先发生
换一个参考系很可能是事件B先发生
那这会不会违背因果律？
首先我们要了解什么是空间间隔和时间间隔
然后学习三大间隔：类时间隔，类光间隔，类空间隔
如何判定事件是属于哪个间隔
最后就可以讲时光锥是怎么回事了
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01:00:43
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This was the Investment Opportunity of a Lifetime! Flipping to Max Set #17 [OSRS]
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09 January 2022
00:03:38
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01:00:43
00:17:42
This was the Investment Opportunity of a Lifetime! Flipping to Max Set #17 [OSRS]
42 Views
09 January 2022
00:03:38
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