Across
- 2. Areas under the ground which stores water.
- 5. To take care of something for someone until they decide for it back.
- 6. Someone who studies the ocean.
- 7. When outside object float into a body of water.
- 9. A widespread of algae across a body of water.
- 10. Small parts of explosive like materials.
- 11. small parts of phosphoric acid.
- 13. Water that is non-toxic
- 16. Knowing the location of pollution.
- 17. found in or made by the sea.
- 18. The cloudiness of water.
- 19. liquids allowed to pass through it.
Down
- 1. Minerals making liquids hard.
- 3. Liquids can't pass through it.
- 4. No knowing the area of which pollution is coming from.
- 8. Water that collects in a river.
- 12. A small vehicle that can be operated under water.
- 14. Water that flows from everywhere.
- 15. An organism that gives us information about the environment that it is in.
- 19. Levels which indicate if something is acidic.