Across
- 1. a cloud of gas and dust where stars are formed is called_______giant when the star starts to run out of hydrogen and the star will fall/collapse into an “explosion” of energy is called__________
- 4. The milky way_____ galaxy is our galaxy
- 7. Year the distance light travels in a year is ________
- 10. a star that gets super big to the point where it explodes releasing a ton of energy is called a______
- 11. of Light light is so fast that a single beam of light can travel around the Earth 8 times in 1 second is called______
- 12. _____ determines the life cycle of a star and its life span
- 14. Nebula a cloud of gas and dust that can be used to form new stars is called a________
Down
- 2. another word for_______ is brightness
- 3. the first step into the stars life is a______
- 5. Dwarf the core of an old star dying off is______
- 6. Sequence where stars spend 90% of their lives and they fuse hydrogen to helium is called the ________
- 8. A star collapses with a huge explosion due to_______
- 9. Super giant the late state of a big star that makes its appearance and big fiery ball looking circle is called a______
- 13. Hole when the biggest stars fall and turn into a __________