Across
- 3. whitedwarfs have this type of explosion when they die
- 4. a method used to find the distance to stars
- 5. the distance light travels in a year
- 7. a body of gases that gives off light and heat
- 8. occurs because light waves appear LONGER because a star is moving away
- 9. when a spinning nebula flattens into a disc
- 11. a plot of surface temperatures of stars vs apparent magnitude
- 13. left over heat from the formation of the universe
- 15. how bright a star would appear from 32.6 ly
Down
- 1. the majority of stars fall on this band on an H-R diagram
- 2. the apparent shift in the wavelength of light caused by the movement of the light source
- 3. the process by which small atomic nuclei combine to form large atomic nuclei
- 6. the brightness of a star as it appears from Earth
- 9. when a star loses its outer gases, revealing its core
- 10. a tremendous explosion that blows a star apart
- 12. a device that separates light into different colors
- 14. a cloud of gas and dust
- 16. occurs because light waves appear LONGER because a star is moving closer
- 17. a large group of stars bound together by gravity