Flashcards in 31.6 - How Will The Universe End? Deck (6)
What will determine the fate of the universe?
The average density of matter it now contains
With a high density, what will happen?
The universe implodes into a Big Crunch
With a low density, what will happen?
It will continue expanding forever
What percentage of the universe is made up of atoms as we know them?
What is this called?