The expansion rate of the Universe is:
A) increasing.
B) decreasing.
C) constant.
D) different in different directions.
E) independent of time.

Question

Quizplus · Accepted Answer

The most recent observational data indicates that the expansion rate of the Universe is increasing, which means that the rate at which the distance between galaxies is increasing is getting faster over time. This is thought to be due to the presence of dark energy, a mysterious force that counteracts gravity and is causing the acceleration of the expansion.

The Expansion Rate of the Universe Is