Across
- 3. how fast light travel
- 4. all of space and the things in it
- 5. energy moving though matter or space as electromagnetic waves
- 6. the star that Earth and other planets revolve around
- 7. a large grouping of stars in space
- 8. the center of of a galaxy
- 9. The location of a star forming
- 10. an object with gravity so strong not even light can escape
- 14. electromagnetic waves with longer wavelengths than visible light
Down
- 1. vast arrangement waves in relation to their wavelengths
- 2. electromagnetic waves that are between radio waves and infrared waves in the electromagnetic spectrum
- 3. the death of a star by explosion
- 11. provide us with visible light spectrum, the colors we see.
- 12. areas of stars that spread out from the center of a spiral galaxy
- 13. the distance between any two corresponding points that are on a wave