Question

1. Astronomers have observed that the universe is expanding and is accelerating in all directions. Using this evidence, astronomers have hypothesized that a huge explosion called the big bang created the universe. Which of the following correctly describes the big bang?
theory
fact
opinion
none of these

Answer 1

@AloneS

Answer 2

Theory, we can't prove the big bang so it's not a fact(even though it is widely accepted as fact in the science community). It's not an opinion.

Answer 3

It's definitely a theory.