Which of the following has the greatest effect on the expansion rate of today's universe?
A) dark matter
B) luminous matter
C) dark energy
D) radiation pressure
E) nuclear decays

Name: Which of the following has the greatest effect on the expansion rate of today's universe? A) dark matter B) luminous matter C) dark energy D) radiation pressure E) nuclear decays
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Question

Quizplus · Accepted Answer

Dark energy is the dominant component of the universe's energy density and is responsible for the accelerated expansion of the universe.

Which of the Following Has the Greatest Effect on the Expansion