Across
- 2. unit of volume
- 5. sphere that contains living things and their environments
- 6. layer of hot, solid rock between the crust and the core
- 7. the word geo means ______
- 10. the study of the atmosphere and the weather
- 12. amount of matter in an object
- 14. the study of the oceans
- 17. sphere that contains all gases
- 18. the thin layer of rock on the surface of the Earth
- 19. amount of space an object takes up
- 20. deepest layer of the geosphere found at the center of the earth
Down
- 1. the solid part of earth
- 3. the word bio means ________
- 4. the SI unit of mass
- 8. the study of the Earth
- 9. sphere that consists of all water on Earth
- 11. the study of objects in space
- 13. the word hydro means _______
- 15. the word atmos means _______
- 16. part of the hydrosphere that contains frozen water