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gptkbp:instanceOf
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gptkb:physical_phenomenon
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gptkbp:alsoKnownAs
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gptkb:Doppler_shift
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gptkbp:appliesTo
|
gptkb:electromagnetic_waves
waves
water waves
sound waves
light waves
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gptkbp:category
|
wave phenomena
frequency shift
motion-induced effect
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gptkbp:cause
|
change in frequency
change in wavelength
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gptkbp:dateObserved
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source and observer are in relative motion
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gptkbp:describedBy
|
gptkb:Christian_Doppler
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gptkbp:describedYear
|
1842
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gptkbp:example
|
redshift of galaxies
Doppler radar weather detection
ambulance siren pitch change
train whistle pitch change
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gptkbp:explains
|
gptkb:blueshift
redshift
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gptkbp:form
|
f' = f (v+vo)/(v+vs)
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gptkbp:namedAfter
|
gptkb:Christian_Doppler
|
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gptkbp:relatedTo
|
gptkb:astronomy
acoustics
frequency
physics
relativity
medical imaging
wave propagation
velocity
wavelength
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gptkbp:usedIn
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gptkb:astronomy
gptkb:radar
gptkb:Doppler_ultrasound
Doppler radar
weather forecasting
medical imaging
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gptkbp:bfsParent
|
gptkb:Laser_Cooling
gptkb:Wave_Motion
gptkb:Wave_Phenomena
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gptkbp:bfsLayer
|
8
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https://www.w3.org/2000/01/rdf-schema#label
|
Doppler Effect
|