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Results tagged with reference-frames
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user 365416
A reference frame is a particular coordinate system chosen to represent physical entities. The notion is most often used in special and general relativity to denote particular coordinates chosen on the spacetime manifold.
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If energy is relative, then how it can remain conserved?
I think a good way to think about it is independent of relativity. For an elastic ball bouncing on up and down, energy is conserved. But the value of the energy itself is different based on how you de …
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