Across
- 2. When two of the same substances stick together
- 5. Not affected by living things, affected by physical things
- 7. The amount of the same species in a particular area
- 8. When water droplets become too heavy to be in the atmosphere anymore, so they fall to the Earth
- 10. The cloudiness of the water
- 11. A cycle that brings water from the air to land and then back to the atmosphere again
- 12. Water that is salty
Down
- 1. The sun making water evaporate back into the atmosphere
- 3. A plant or animal that is the living site for a parasite or small organism
- 4. The quality of being saline
- 6. A group of organisms that are similar
- 8. An animal that preys on other animals
- 9. the animal predators eat