Experimental Evidence for Relativity (HSC SSCE Physics): Flashcards
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Einstein's 2nd postulate about light speed
Einstein's 2nd postulate about light speed
Constant & independent of source's motion
Supernova evidence for constant light speed
Supernova evidence for constant light speed
No effects observed showing speed depends on source
Muon mean lifetime in laboratory
Muon mean lifetime in laboratory
s or μs
Frisch & Smith mountaintop detector altitude
Frisch & Smith mountaintop detector altitude
1907 m above sea level
Muon speed in Frisch & Smith experiment
Muon speed in Frisch & Smith experiment
Classical prediction: muons reaching sea level (%)
Classical prediction: muons reaching sea level (%)
5.5%
Relativistic prediction: muons reaching sea level (%)
Relativistic prediction: muons reaching sea level (%)
74.8%
Gamma factor () at
Gamma factor () at
Atomic clock precision
Atomic clock precision
One second per hundred million years
Year of Hafele-Keating experiment
Year of Hafele-Keating experiment
1971
