Across
- 2. the idea how the universe was created
- 5. highest energy shorter wavelength
- 7. spreading of light as a whole
- 9. light with the shortest wavelength
- 10. makes up 73% of the big bang
Down
- 1. spreading out of light passes through medium
- 3. part of electromagnetic spectrum
- 4. distance between wave crests
- 6. light that has the longest wavelength
- 8. radiation that fills all the space in the universe