Across
- 4. storage location for elements or compounds
- 7. - any process, location, or system that releases a substance or energy into the environment, adding it to a cycle.
- 8. movement of rock layers bringing nutrients back to surface
- 9. –absorption of nutrients by an organism.
- 10. Cycles long-term variations in Earth’s orbit, tilt, and wobble
- 11. phosphate settles in oceans forming new rocks
- 13. – the solid parts of Earth, including rocks, soil, and landforms.
- 16. flow of water into the ground to recharge aquifers
Down
- 1. water vapor cools to liquid forming clouds
- 2. – bacteria convert ammonia to nitrites (NO₂⁻) and nitrates (NO₃⁻)
- 3. rain, snow, sleet, or hail returning water to Earth
- 5. water stored underground in aquifers
- 6. – a long-term shift in Earth’s average temperature and weather patterns, occurring naturally or through human influence.
- 12. – the gases surrounding Earth, forming the air and weather systems.
- 14. – all water on, above, and below Earth’s surface
- 15. movement of water (and nutrients) across Earth’s surface