Researchers have determined that the Universe began expanding after the Big Bang.When did the Big Bang event occur?
A)1.3 Ga ago
B)13.7 Ga ago
C)137 Ga ago
D)13.7 Ma ago

Name: Researchers have determined that the Universe began expanding after the Big Bang.When did the Big Bang event occur? A)1.3 Ga ago B)13.7 Ga ago C)137 Ga ago D)13.7 Ma ago
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Question

Quizplus · Accepted Answer

According to current scientific understanding, the Big Bang occurred approximately 13.7 billion years ago. Therefore, the correct choice is B.

Researchers Have Determined That the Universe Began Expanding After the Big