Across
- 3. The spectrum of all the wavelengths
- 8. This was accidentally discovered by two people trying to build a radio.
- 10. Discovered that galaxies are moving apart from each other.
Down
- 1. Long wavelengths/Appearing Red When Far.
- 2. Short wavelengths/Appearing Blue When Close.
- 4. One of the first gases made.
- 5. The other gas that was first made.
- 6. Created the Universe
- 7. The result of the Big Bang.
- 9. Made a theory of relativity.