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Results tagged with galilean-relativity
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user 24362
This tag is for questions related to the Newtonian Era idea that space and time are the same for everyone while speed adds up in the straightforward direction (if you are going 50 mph and throw something 20 mph it is going 70 mph) DO NOT use this tag for questions related solely to General Relativity.
18
votes
Relativity without constancy of light speed
$\kappa > 0$ represents Euclidean geometry, in which the time axis is equivalent to (and freely interchangeable with) the spatial ones. In other words it acts like a fourth spatial dimension.
So you …
- 1,908
14
votes
Suppose you are in a closed box which is in motion
You can't. This is a literal textbook question about Galileo's ship. I cannot understand why this seems not to be taught in schools, the idea is nearly 400 years old, and the description of it is on …
- 1,908
5
votes
Why are Maxwell's equations correct and not Newton's laws of motion?
To cut a long story short; Einstein pointed it out. Historically, it was well known that Newtonian physics had failed to describe many properties of light (that were explained by Maxwell's equations) …
- 1,908