Hydrosphere Crossword

5. Nitrogen compounds are involved in eutrophication(too many nitrates leads to less oxygen which leads to fish death)
6. Organisms that are used to monitor the health of an environment (algae on rocks-if they disappear, the environment isn't healthy)
7. When the atoms or molecules of a substance stick to another substance
9. The production and emission of light by a living organism
11. Water's tendency to climb up a tube or sink into small cracks
14. is the excessive richness of nutrients in a lake or body of water
15. the relationship between the mass of the substance and how much space is taken
18. Water dissolves most substances(more than any other substance)
19. being a good citizen. pick up trash, recycle, and protect environment)
20. measure of the degree to which the water loses its transparency due to the presence of suspended particulates

1. water sticking together on the surface or around a drop
2. When the atoms or molecules of a substance stick together
3. a polluting or poisonous substances that make something impure
4. the amount of gaseous oxygen dissolved in water
8. molecule with opposite charges-a positive and a negative end
10. a rapid increase in the population of algae in an aquatic system; occur in freshwater or marine environment
12. the chemical bond in which a hydrogen atom is attracted to an atom. It is responsible for many of the properties of water
13. fertilizers(as plant nutrients) and in detergents(water softeners), phosphates are a major source of water pollution
16. how quickly a substance heats up
17. the chemical, physical, and biological characteristics of water; determine its uses