The Big Bang Theory Flashcards
1
Q
What is this theory?
A
Most scientists believe this theory that the universe was created between 10 - 20 billion years ago from a cosmic explosion. This explosion hurled matter in all directions, which started the formation of atoms, which eventually led to the formation of galaxies.
2
Q
When did this theory come back?
A
1920’s
3
Q
What do experts believe?
A
That there wasn’t an explosion, the universe is constantly expanding
4
Q
What do people think happened before the Big Bang?
A
There was nothing before it or that there was a completely different universe before it
