If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

Galaxies and Cosmology — quick quiz

5 real NSEA questions on Galaxies and Cosmology. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 3

HARD

A galaxy is observed to have a recessional velocity of 15,000 km/s. Using a Hubble constant of 70 km/s/Mpc, approximately how far is this galaxy from Earth?