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12 July, 11:41

Which evidence best supports the theory that the universe began with a massive explosion?

A - cosmic background radiation in space

B - parallelism of planetary space

C - radioactive dating of Earth's bedrock

D - life cycle of stars

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Answers (2)
  1. 12 July, 14:15
    0
    I think it's b. But I'm not sure
  2. 12 July, 15:10
    0
    Evidence isn't used to support theories. Theories are attempts to explain evidence. The so-called "big bang theory" is able to explain the origin of the cosmic background radiation.
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