Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:physical_phenomenon
|
| gptkbp:alsoKnownAs |
gptkb:Doppler_effect
|
| gptkbp:appliesTo |
gptkb:electromagnetic_waves
water waves sound waves |
| gptkbp:describes |
change in frequency or wavelength of a wave
|
| gptkbp:firstDescribed |
1842
|
| gptkbp:form |
f' = f (v + vo) / (v + vs)
|
| gptkbp:measures |
change in observed frequency
|
| gptkbp:namedAfter |
gptkb:Christian_Doppler
|
| gptkbp:observedBy |
gptkb:blueshift
redshift |
| gptkbp:occurredIn |
source and observer are moving relative to each other
|
| gptkbp:relatedTo |
relativity
wave propagation |
| gptkbp:usedIn |
gptkb:astronomy
gptkb:radar weather forecasting medical imaging speed detection |
| gptkbp:bfsParent |
gptkb:Doppler_effect
gptkb:Ives–Stilwell_experiment |
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Doppler shift
|