Chapter 25
Across
- 3. Star becomes a million times brighter
- 7. contains a specific pattern of stars
- 8. remains of small and medium stars
- 10. stars pulled towards each other by gravity
- 15. most stars are in this
- 16. thoery of how universe was made
- 18. relationship between the absolute magnitude and temperatures of stars
Down
- 1. really really big stars
- 2. law that states galaxies are retreating
- 4. A hole with a very strong gravitational pull
- 5. Big red stars
- 6. distance that light travels ina a year
- 9. pulses of radio waves
- 11. is smaller and more massive than white dwarf
- 12. brightening of a star
- 13. Large group of star
- 14. developing star that's not hot enough to engage in nuclear fusion
- 17. cluster group up galaxies