Ordinary matter makes up approximately ____percent of the critical density of the Universe.
A) 0.1
B) 1
C) 4.5
D) 10
E) 50

Name: Ordinary matter makes up approximately ____percent of the critical density of the Universe. A) 0.1 B) 1 C) 4.5 D) 10 E) 50
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Quizplus · Accepted Answer

Ordinary matter, which includes stars, planets, and all visible structures in the universe, accounts for about 4.5 percent of the critical density of the Universe. The rest is made up of dark matter and dark energy.

Ordinary Matter Makes Up Approximately ____Percent of the Critical Density