Across
- 2. in water, circular movement of water particles that causes a change in pattern that moves along the waters surface
- 5. Group of organisms of the same species that live in a particular environment
- 7. Water that is safe for humans to drink
- 8. Observe, check, or keep track of something for a specific purpose
- 11. Water containing a high concentration of calcium and magnesium
- 12. Area of land that drains into one main lake or river
- 13. Characteristics used to describe a stream or river
- 17. Eroded rock fragments and soil carried by water or wind
- 18. Amount of dissolved salts in water
Down
- 1. Measure of the amount of substances bedsides water in a water sample.
- 3. Physical characteristics or behavior of a species that increases the species chances of survival in a particular environment
- 4. Highest point of land on a continent
- 6. Large moving body of ice
- 9. Movement of water through a membrane from an area of lower water concentration to one of higher water concentration
- 10. Technique for separating solutions that involves boiling and condensation
- 14. Daily change in water level of the ocean
- 15. Description of the variety of different species in an ecosystem
- 16. Average weather measured over a long period of time