Chapter 13: Oceans By: Sallie Back & Whitney Traynham

Chapter 13: Oceans

By: Sallie Back &

Whitney Traynham

Salinity: the amount of salt in the ocean

Water Cycle: the process in which Earth’s water leaves and returns to Earth

between 3 & 7 hundred feet sea level where temperature drops fasterthan any other place on Earth

Thermocline:

flat area of the continental margin

Steepest part of continental margin

Base of continental slope

Continental Rise:

Abyssal Plain:

BROAD Portion of the deep-ocean basin

Mid-Ocean Ridge:Long mountainschain formedfrom divergent boundaries

Rift Valley: Valley forming a rift zone between divergent boundaries

Seamount: individual mountain created from volcanic material on the abyssal plain

Ocean Trench: crack in the deep ocean basin that forms where an oceanic plate is forced under another plate

Plankton: microscopic organisms that float on the ocean’s surface

Nekton: free-swimming organisms in the ocean

Benthos: Organisms that live on the ocean floor

Benthic Environment: The ocean floor &all the organisms that live In or on it

Pelagic Environment: the entire of theocean excluding the ocean floor

Desalination: process of evaporating

sea water so that water & salt separate

Nonpoint Source Pollution: pollution that comes from many sources with no specific source

Summary:

In closing oceans are a dynamic part of our earth. They are made up of many different types of features and have many different

elements that make them unique.