Evidence that the universe is expanding is provided by Hubble's Law which states that
A) the farther away a star is from us, the greater its velocity of recession.
B) the farther away a star is from us, the less its luminosity.
C) the farther away a star is from us, the less its velocity of recession.
D) the nearer to us a star is, the greater its velocity of recession.

Question

Quizplus · Accepted Answer

Hubble's Law states that the farther away a star or galaxy is from us, the greater its velocity of recession. This provides evidence that the universe is expanding, as if everything were stationary, we would expect the velocity of recession to be uniform and not increase with distance.

Evidence That the Universe Is Expanding Is Provided by Hubble's