Question

According to hubble's law, galaxies are retreating from earth at a speed that is proportional to their _____. mass galactic position orientation distance

Answer 1

Hubble's law says there is a linear relationship between the speed of a galaxy moving away from us and its distance.

Answer 2

Distance

Step-by-step explanation:

The universe is expanding in fact the universe is undergoing accelerated expansion. The galaxies are moving away from each other. The spectrum shows red shift. According to Hubble's law, the distance to the galaxy determines its recessional velocity. Greater the distance, greater would be the recessional velocity.