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The Oceans (7th)

All about the oceans for 7th Grade students.

The mass of mostly microscopic organisms that float or drift freely in freshwater and marine enviroments. Plankton
The place where the ocean meets the land. Intertidal Zone
The part of the ocean floor that begins to slope down. Neritic Zone
This zone causes the sea floor to drop sharply. Oceanic Zone
The ocean floor. Some parts are deep and get little to no sunlight. The Benthic Zone
Reefs that are found in warm shallow areas of the Neritic zone that are made up of corals. Coral Reef
An area where fresh water from rivers mixes with salt water from the ocean. Estuary
An ecosystem that contains floating rafts of algae called sargassums. Sargasso Sea
The Arctic ocean and the ocean around Antarctica make up this marine system. Also made up of rich nutrients and supports animals. Polar Ice
When each stream of water that joins a larger stream. Tributary
The area of water that is closest to the edge of a lake or pond. Littoral Zone
The area of a lake or pond that extends from the littoral zone across the top of the water. Open water zone
Beneath the open-water zone where no sunlight reaches. Deep water zone
An area of land that is sometimes underwater and whose soil contains a great deal of moisture. Wetland
A treeless ecosystem where plants, such as grasses grow. Marsh
A wetland ecosystem in which trees and vines grow. Swamp
Created by: MrsWright5