Social Studies Chpt. 25-29
Terms
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- Prevailing Winds
- consistently blow in one direction (westerly and trade)
- Continental Shelf
- gradually slopping shelf that extends from the shore
- mid-ocean ridge
- an undersea mountain range, thousands of miles long
- Migration
- the movement of animals from one area to another
- Island
- the top of an ocean mountain above the surface
- Guyot
- flat-topped seamount, also called a tablemount
- Pelagic
- open ocean or waters beyond the continental shelf
- hotspot
- a stationary area of volcanic activity
- Coriolis Effect
- a force caused by the rotation of the earth
- Ocean Trench
- the deepest part of the ocean (drops several hundred miles from abyssal plain)
- baleen
- plates that hang from the upperlip of whale mouths and strain water
- decomposer
- organisms that eat decayed animals or plants and break them down into new substance
- Seamount
- undersea volcanic peak, not part of a mountain range (forms a cone)
- zooplankton
- animal plankton-bigger
- bloom
- a sudden increase in population of plankton or animals
- Continental Slope
- area where the ocean floor plunges from the Continental shelf to the abbysal plain
- phytoplankton
- plant plankton-microscopic
- Estuary
- A saltwater bay that has a river emptying into it
- abyssal plain
- begins at base of the continental slope, ocean floor