Across
- 5. the place where meteors burn up
- 6. lowest place on earth
- 7. gasses around the planets
- 9. 2nd lowest place in space
- 10. something we walk on
Down
- 1. the same thing
- 2. water ,land ,and lots of things that live
- 3. the place where the gasses combine with the suns energy
- 4. a thing that changes
- 8. water