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10 cards from this deck
3.00imes1083.00 imes 10^83.00imes108 m/s
c=flambdac = flambdac=flambda
Longer wavelengths (lower frequency)
Shorter wavelengths (higher frequency)
Light source moving away from observer
Light source moving towards observer
v=H0×dv = H_0 \times dv=H0×d
67.1567.1567.15 km/s/Mpc
Universe expanding; space itself stretches
Specific wavelengths elements emit or absorb
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