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Science
4.7 Oceans
| Term | Definition |
|---|---|
| Abyssal plain | refers to the ocean bottom at great depths. |
| continental rise | is a wide, gentle incline from the ocean bottom to the continental slope and can be several hundreds of miles wide. |
| continental shelf | is the part of the edge of a continent covered by shallow ocean waters and extending to the steep slopes that descend into the deep part of the ocean. |
| continental slope | is the region between the continental shelf and the continental rise. |
| current | is a large stream of water that flows in the ocean. |
| depth | is the measurement from the ocean’s surface to the floor in one given spot. |
| Gulf Stream | is a warm ocean current of the northern Atlantic ocean. It is located off of eastern North America and starts in the Gulf of Mexico. |
| Marine | is relating to or living in the sea. |
| Ocean | is the continuous saltwater body that covers about 70 percent of the surface of Earth. |
| ocean water | complex mixture of gases, water, and dissolved solids. |
| ocean trench | is a long narrow steep-sided depression in the ocean floor. |
| Plankton | are tiny free-floating organisms that live water and serve as the basis for a marine food web. |
| zooplankton | Animal-like plankton |
| phytoplankton | Plant-like plankton |
| Salinity | is the measure of all the salts in water. |
| tide | is the rise and fall of ocean water levels caused by the gravitational pull of the moon and sun on Earth. |
Created by:
Ms. B. Hargrove
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