Across
- 2. Energy that comes from a natural source and never runs out
- 4. An 11-year cycle where sunspots increase and decrease
- 7. The measurement on how dirty the water is
- 8. Where both organism benefit
- 9. A cycle on how water is cycled through Earth's Land
- 10. A living animal kills the other(or tries)
- 11. The ability to survive damage
- 13. One organism benefits, the other doesn't get harmed
- 16. The ability to do something over and over
Down
- 1. A step in the water cycle where water falls from the clouds
- 3. A renewable energy where it uses heat within the Earth
- 5. A process where plants transform light energy into chemical energy
- 6. Long term pattern of weather
- 12. How carbon travels throughout the biosphere
- 14. A non-living factor of an ecosystem
- 15. The variety of all living things