Across
- 4. Who created BBT.
- 7. What color does it turn when galaxies are moving to us.
- 8. What color does it turn when galaxies are moving away from us.
- 10. energy left over from the big bang.
- 11. what explosion created this universe.
- 12. what was created 5 billion years after the big bang.
Down
- 1. what do you think of when a fire truck passes.
- 2. moving away from each other.
- 3. who created red and blue shift.
- 5. what's 25% of the universe.
- 6. What is this universe made up of.
- 9. what's 74% of the universe.