Lesson 2 Flashcards
(5 cards)
1
Q
What is the big bang theory?
A
The big bang theory is that there was a massive collision at the center of the universe that created all the planets.
2
Q
What does the big bang theory show us?
A
The big bang theory shows us that the universe will keep slowly expanding
3
Q
What is the strength of the balloon big bang theory?
A
It accurately represents the big bang theory
4
Q
What is the weakness of the balloon big bang theory?
A
Eventualy the ballon will pop when its expands even though the big bang thoery sys the universe will continualy expand
5
Q
When was the universe created?
A
The universe was created 13.7 billion years ago
