Across
- 1. Leftover energy from the big bang that is very cold and evenly spread out
- 4. His theory is led scientists to create the theory. Very smart.
- 8. Everything that exists
- 10. The way that light spreads out as it travels and appears more red the further it goes
Down
- 2. The opposite of redshift
- 3. The man who coined the big bang term despite being opposed to it
- 5. The theory that says that the universe started from a huge expansion
- 6. A way that scientists study/measure light
- 7. What made up the big bang originally
- 9. The branch of science that handles space and the universe as a whole