When the Universe was young, it was...
A) bigger and colder.
B) smaller and colder.
C) denser.
D) bigger and hotter.
E) smaller and less dense.

Name: When the Universe was young, it was... A) bigger and colder. B) smaller and colder. C) denser. D) bigger and hotter. E) smaller and less dense.
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Question

Quizplus · Accepted Answer

When the Universe was young, it was smaller and denser. As it expanded, it became less dense and cooler over time.

When the Universe Was Young, It Was