If a galaxy has a radial velocity of 8000 km/s and the Hubble constant is 70 km/s/Mpc, what is the distance to this galaxy? A) 8.75 × 10³ Mpc B) 2.4 × 10⁹ Mpc C) 5.6 × 10⁵ Mpc D) 114 Mpc E) 8.75 × 10^-3 Mpc

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Quizplus · Accepted Answer

The distance to the galaxy can be calculated using Hubble's Law: distance = velocity / Hubble constant. So, 8000 km/s divided by 70 km/s/Mpc equals 114 Mpc.

If a Galaxy Has a Radial Velocity of 8000 Km/s