Assertion: relativistic doppler effect | /r/CreatedBy | the observer
Facets:
value: as in the classical doppler effect
type: OTHER
Source sentences:
text: The relativistic Doppler effect is the change in frequency (and wavelength) of light, caused by the relative motion of the source and the observer (as in the classical Doppler effect), when taking into account effects described by the special theory of relativity.