Across
- 3. measures the amount of protons
- 4. pulsar star
- 7. star becomes blue- hotter
- 9. the idea that things look different
- 11. the study of the origin of the universe every known thing
- 12. black hole
- 13. a unit of measurement
- 14. destroys matter when it is touched
Down
- 1. how hot something is
- 2. affected by gravity
- 5. a star getting bigger
- 6. how electricity interacts
- 8. a collection of stars
- 10. star becomes red- cooler