Across
- 5. Leftover radiation helped prove the big bang theory
- 6. Consists of 74% of the universe
- 8. He discovered a electromagnetic property called redshift
- 9. Founded the phrase "Big Bang"
- 10. Used to study light
Down
- 1. A theory that suggests that our universe is always expanding
- 2. made up all matter is exposed to light
- 3. He led scientists to believe to think the universe didnt have movement but, he said it was his biggest plunder
- 4. Made up all matters and space that exist
- 7. The shift in the absorbtion lines of galaxy led Hubble to conclude that the galaxies are moving apart from eachother