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8/27 (2 Questions)
By Justin Van Wegen
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Last updated almost 6 years ago
2 questions
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Question 1
1.
Question 2
2.
According to the video and the timeline/infographic, how many years ago did the Big Bang happen?
A 10 Billion
B 13.7 Million
C 12 Million
D 13.7 Billion
What do scientists think caused the Big Bang to happen?
A heat
B they don't know
C friction
D raw materials