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Science
Ocean
| Question | Answer |
|---|---|
| Tides | the daily rising and falling in a regular cycle of earths waters on its coasts |
| currents | a flow of water in a larger body of water |
| barrier islands | a small island along a coastline formed by the deposition of sand |
| inlets | openings between barrier islands |
| deep ocean currents | currents that occur because of differences in water temperature or salinity |
| surface current | currents that are mostly caused by the wind moving over the ocean |
| resource | a supply that meets a need for materials or energy |
| conserve | to use resources wisely |
| Continental shelf | the extension of the continental crust under the ocean |
| Continental slope | a steep drop off at the edge of the continental shelf |
| mid-ocean ridge | areas of higher elevation that extend the length of spreading plate boundary, are formed on both sides of the new crust |
| rift zone | a notch or valley, between the edges of the spreading plate boudary |
| ocean trench | a deep valley that formes when an ocean plate moves below another plate |
| ocean basin | the areas located between the edge of the oceanic crust and a mid-ocean ridge |
| abyssal plains | a plain found in the ocean |