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sience ocean
| Question | Answer |
|---|---|
| shoreline | this is the area that can be walked on and it meets the continental shelf. |
| continental shelf | this is that part of the floor that begins at the shoreline and gentle slopes underwater to an average depth of about 430 feet |
| continental rise | this is a gentle sloping area that connects the steep walls of the continental slope to the bottom of the ocean floor |
| abyssal plain | this is the flat area of the ocean floorit is covered with sand mud and plant and animal remains located on this flat plain are undersea mountains called seamounts that are formed by erupting volcanoes |
| seamounts | underwater mountains with flat tops that are formed by valcanoes |
| continental slope | this begins at the edge of the continental shelf and plunges down to depth of over two miles |
| ocean trenches | they are very deep and similar to canyons on land the deepest ocean trench on earth is located in the pacific ocean. |
| depth | this is one physical characteristic of the ocean that affects where marine organisms can live as you travel below the oceans surface visibility decreases |
| mid atlantic ridge | a chain of underwater mountains that are formed by plate movement. |
| salinity | the saltiness of the ocean. |
| current | a stream of water that flows like a river through the ocean . |
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