Across
- 4. Last name of the person who discovered the spectra of light
- 7. The moment the universe was created
- 10. The subject that teaches you about WW2
- 11. Goes up and down , creating a frequency
- 12. Rhymes with committed
- 13. State of _____
- 14. Ryhmes with cars and is in the sky
- 15. The action of becoming larger or more extensive
Down
- 1. Name starts with M
- 2. Used to solve a crime
- 3. Indicates the galaxy is moving away from earth and expanding
- 5. Contains all the stars, planets and solar systems
- 6. The ____ effect
- 8. Gardians of the _____
- 9. Phones admit dangers ____