Across
- 3. An ecosystem where all water runoff drains into a single body of water
- 5. zone deepest water in the ocean trenches
- 8. The lighted, or photic, zone in the ocean; can support photosynthesis; the Sunlight Zone
- 13. no light and near freezing temperatures; the Abyss
- 14. The area of land drained by a river and its branches; made of many different watersheds
- 16. A series of steps in which organisms transfer energy by eating and being eaten
- 19. no light can penetrate; the Midnight Zone
- 20. the amount of dissolved salts in a given amount of liquid
- 23. of, relating to, or derived from living matter; contains carbon
- 24. a community of organisms where there are several interrelated food chains
- 25. A community of organisms and their abiotic environment
- 27. The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree celcius
- 28. movement of organisms from one place to another
- 29. Movement of ocean water caused by density difference brought about by variations in temperature and salinity; cold, denser salt water sinks, warmer, less dense water rises
- 31. the upward movement of warm fluid and the downward movement of cool fluid
- 34. All the water at and near the surface of the earth
- 35. The ability of a rock or sediment to let fluids pass through its open spaces, or pores.
- 38. the effect of Earth's rotation on the direction of winds and currents.
- 39. process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches
- 40. Currents that are caused by the differences in the density of ocean water; not on the surface or impacted by wind
- 41. the movement of deep, cold, and nutrient-rich water to the surface
Down
- 1. any form of water that falls from clouds and reaches Earth's surface.
- 2. open water above the ocean floor
- 4. the property of having a negative and positive part
- 6. The cycle through which water in the hydrosphere moves; includes such processes as evaporation, precipitation, and surface and groundwater runoff
- 7. The layer of the ocean where light can penetrate but cannot support photosynthesis; the Twilight Zone
- 9. the area of shoreline between low and high tides
- 10. A measure of how difficult it is to stretch or break the surface of a liquid
- 11. the amount of mass in a given volume
- 12. the envelope of gases surrounding the earth or another planet.
- 15. Downward movement of liquid through soil.
- 17. the degree of compactness of a substance; mass compared to volume.
- 18. a liquid substance capable of dissolving other substances
- 21. the ability of one substance to dissolve in another at a given temperature and pressure
- 22. The continuous process by which water moves from Earth's surface to the atmosphere and back
- 26. the study of the ocean
- 27. A current that is caused by wind and that occurs at or near the ocean's surface
- 30. Not formed from living things or the remains of living things; does not contain carbon
- 32. water is the [blank] because it dissolves many substances
- 33. microscopic, free-floating, autotrophic organisms that function as producers in aquatic ecosystems
- 36. of, at, or near the equator
- 37. the part of Earth where life exists