unit E Olga Scott 8S

5. amount of dissolved salts in water
7. laying down of sediments in a river or the accumulation of mineral deposits in a bodily organ
8. description of the variety of different species in an ecosystem;may also be used to describe variety in a population or species
11. the process of eroding or being eroded by wind, water, or other natural resources
13. in water,circular movement of water particles that causes a change in pattern that moves along the waters surface;the pattern can move over long distances but the water particles do not
15. water that is found in lake,rivers
16. the action or process of draining something
19. living things
22. charactersistics used to describe a stream or river;these include volume and rate of flow,slope and shape of bed
25. a tidal mouth of a large river, where the tide meets the stream

1. a large body of water
2. eroding rock fragments and soil carried by water or wind
3. average weather measured over a long period of time
4. area of water that drains into one main lake or river
6. highest point of land on a continent;rivers flow into different oceans depending on which side of the dividing they start
9. movement of water through a membrane from an area of lower water concentration to one higher water concentration;technique used for purifying water
10. a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms
12. water that is safe for humans to drink
14. water containing a high concentration of calcium and magnesium
17. purifying a liquid by a process of heating and cooling
18. measure of the amount of force applied to a given area
20. of little depth
21. physical characteristics or behavior of a species that increases the species chances of survival in a particular environment
22. water that tastes salty
23. daily change in water level of the oceans
24. large moving body of ice;glaciers can be many meters or even kilometer thick