Across
- 1. The layer of gas that surrounds the earth
- 3. Living things with their nonliving parts
- 4. Where all life exists
- 5. Water from the sea or ocean
- 6. Collection of ecosystems with the same climate
- 9. Type of Organism
- 10. Rocky material that makes up Earth
- 11. Animals of that species in a given area
- 13. Collection of animals of different species
- 14. Water that we can use for drinking
Down
- 2. Water that surrounds the Earth
- 7. Single Organism
- 8. Where we live and where we have weather
- 10. An invisible force that holds us down to earth
- 12. A gas that makes up 78% of the atmosphere