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Ch.11 Section 1

sonar a device that determines the distance of an object underwater by recording the echoes of sound waves.
continental shelf a gently sloping, shallow area of the ocean floor that extends outward from the edge of the continent.
continental slope a steep incline of the ocean floor leading down from the edge of the continental shelf.
Abyssal Plain a smooth, nearly flat region of the deep ocean floor
Mid-Ocean Ridge an undersea mountain chain where new ocean floor is produced.
trench a deep,steep sided canyon in the ocean floor.
intertidial zone an area that streches form the highest hide tide line out to the point on the continental shelf exposed by the biggest low tide.
neritic zone the area of the ocean that extends from the lowest line out to the edge of the continental shelf.
Open-Ocean Zone the deepest, darkest area of the ocean beyond the continental shelf.
Created by: smy824@gmail.com