Observation and experimentation have led many scientists to accept a theory about the origin of the universe. This theory is called the Big Bang Theory. Scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. What makes this a scientific theory?

Question

balala · Answer

I haven't studied this yet :(:( so i can't help as much as i want to...but here is your question answered by someone else: http://openstudy.com/study#/updates/51d306d7e4b0befebdaeef2d That might help :):):)