[QUESTION & ANSWER]
The theory of the origin of the universe which began as a hot, dense state highlighted by rapid expansion.
A. Singularity
B. Big Bang
C. Rapid Expansion
D. Inflation
The Big Bang theory
The Big Bang theory says that the universe came into being from a single, unimaginably hot and dense point (aka, a singularity) more than 13 billion years ago. It didn't occur in an already existing space. Rather, it initiated the expansion—and cooling—of space itself.
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✳ PRIMROWES ✳
