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Sci7-Unit2-Oceans
Sci7- Oceans
| Term | Definition |
|---|---|
| ocean currents | stream-like movement of water within the ocean |
| surface currents | currents that are near surface and shaped by wind |
| Coriolis effect | the deflection of moving objects from a straight path due to Earth's rotation |
| deep currents | movement of ocean water caused by differences in density |
| convection current | movement of water that results from a difference in density due to temperature of water |
| upwelling | when warm surface water is replaced by cold, nutrient rich water from the deep ocean as surface water is moved away from shore by wind |
| jet streams | long-distance winds that travel above global winds for thousands of miles |