Summarize the big bang theory and name two sources of evidence that support it.

The Big Bang theory states that matter and energy existed in a small point of infinite density. Then there was an explosion of the universe. The universe has been expanding ever since. The expansion of the universe, the presence of cosmic microwave background radiation, and the abundance of different elements in the universe all serve as evidence for the Big Bang theory.

Explanation:

sample response on edge

answer; i believe the correct answer is (solid gold);