Statements (50)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
astronomer
|
| gptkbp:alsoKnownAs |
redshift
|
| gptkbp:appliesTo |
gptkb:X-rays
gptkb:gamma_rays gptkb:radio_waves infrared radiation radiation therapy electromagnetic spectrum visible light |
| gptkbp:canBe |
gptkb:Doppler_redshift
gptkb:cosmological_redshift gravitational redshift |
| gptkbp:causedBy |
gptkb:Doppler_effect
cosmic expansion gravitational effects |
| gptkbp:describes |
increase in wavelength of electromagnetic radiation
|
| gptkbp:evidence |
expanding universe
|
| gptkbp:firstDescribed |
gptkb:Vesto_Melvin_Slipher
|
| gptkbp:form |
z = (λ_observed - λ_emitted) / λ_emitted
|
| gptkbp:hasUnit |
z (redshift parameter)
|
| https://www.w3.org/2000/01/rdf-schema#label |
Red Shift
|
| gptkbp:importantFor |
gptkb:Big_Bang_theory
|
| gptkbp:measures |
spectroscopy
|
| gptkbp:observedBy |
gptkb:Edwin_Hubble
light from distant galaxies |
| gptkbp:opposedBy |
gptkb:blueshift
|
| gptkbp:relatedTo |
gptkb:Hubble's_law
|
| gptkbp:symbol |
z
|
| gptkbp:usedFor |
study dark energy
study dark matter study exoplanets study star formation study cosmic microwave background study galaxy clusters study active galactic nuclei determine age of universe determine velocity of celestial objects estimate distance of galaxies map large-scale structure of universe measure universe's rate of expansion study cosmic acceleration study cosmic voids study expansion history of universe study gravitational lensing study quasars study supernovae |
| gptkbp:usedIn |
gptkb:astronomy
gptkb:cosmology |
| gptkbp:bfsParent |
gptkb:Alan_Garner
|
| gptkbp:bfsLayer |
5
|