Across
- 3. water that picks up pollutants and goes into rivers or lakes
- 4. harmful substances that negatively affect's the ecosystem
- 7. liquid draining through a mixture
- 9. solid material that's moved and dropped to a new location
- 10. a flat area that lies next to a river that is sometimes flooded and covered in sediment
- 13. pollution where we can easily identify the source of pollution
- 14. an area of land that water drains into a common body of water
- 16. water collecting in cracks underground soil and rock layers
Down
- 1. water that collects and turns into rivers, lakes, or ponds
- 2. where it is harder to identify the source of pollution
- 5. an area that water is able to percolate into the ground or in aquifers
- 6. empty space in the ground that's able to hold water
- 8. when the ground sinks because of the removal of groundwater
- 11. permeable rock layer that can hold or transport water
- 12. weathered material is moved by wind water or ice
- 15. the overuse of fertilizer that causes the overgrowth of algae that takes away oxygen in the water harming aquatic life
