Across
- 2. magnitude that only depends on the brightness of the star
- 3. method for finding the distance to nearby stars
- 5. magnitude that depends on the brightness of the star and distance from earth
- 7. type of spectrum created where certain wavelengths are absorbed and leave dark gaps
- 10. light bending when it enters a new medium
- 13. the amount of energy that a star gives off per second
- 16. part of the atom responsible for releasing light
- 17. type of spectrum created when light goes through a hot gas and specific wavelengths of light are released
- 19. color that has the lowest energy
Down
- 1. M class stars are red, _____, and the least massive stars
- 4. light released from stars used to determine their composition
- 6. electrons release light in the form of a ____
- 8. light bouncing back from a smooth surface
- 9. the brightest objects have a magnitude that is a _____ number
- 11. O class stars are the hottest, and the most ________ stars
- 12. Each element produces its own, _______ spectrum.
- 14. order of spectral type from hottest to coldest
- 15. G class stars are ______ (color)
- 16. light is a form of ____
- 18. humans can see relative magnitude of ____ and lower