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8Sci CH 9 Ocean
| Question | Answer |
|---|---|
| Intertidal Zone | the area of a coastline between high and low tide |
| Salinity | a measure of the amount of solids (primarily salts) dissolved in ocean water |
| Surface Current | movement of water that affects only the upper few hundred meters of sea water |
| Plankton | microscopic drifting organisms |
| Nekton | all swimming forms of fish and other animals |
| Density Current | movement of water that occurs when dense seawater moves toward an area of less dense seawater |
| Upwelling | upward movement of cold water |