Ocean

Front 1

Lila

Back 1

Breazeale

Front 2

Hydrothermal Vents

Back 2

an area where the ocean water sinks through cracks int the ocean floor, is heated by underlying magma, and rises again through the cracks

Front 3

Upwelling

Back 3

An upward flow of cold water from the ocean depths

Front 4

Netitic Zone

Back 4

the part of the ocean that extends from the low-tide line out to the edge of the continental shelf

Front 5

Open Ocean Zone

Back 5

the area of the ocean beyond the edge of the continental shelf

Front 6

Plankton

Back 6

tiny algae and animals that float in the water and are carried by waves and currents

Front 7

Nekton

Back 7

free-swimming animals that can move throughout the water column

Front 8

Benthos

Back 8

organisms that live on the bottom of the ocean or a body of water

Front 9

Inertial Zone

Back 9

the area that stretches form the highest high-tide on land out to the point on the continental shelf exposed by the lowest low tide

Front 10

Sonar

Back 10

a system that uses sound waves to calculate the distance to an object

Front 11

Aquaculture

Back 11

the farming of saltwater and freshwater organisms

Front 12

Estuary

Back 12

a coastal inlet or bay where freshwater from rivers mixes with the salty ocean water

Front 13

Surface Zone

Back 13

extends as far as the sunlight reaches below the surface; it is the only part of the open ocean that receives enough sunlight for growth of algae

Front 14

Deep Ocean Zone

Back 14

begins when the sunlight no longer reaches the water (at the end of the surface zone); it is dark and cold

Front 15

Surface Currents

Back 15

is a large a stream of moving water at the surface that flows through the ocean; are mainly driven by winds

Front 16

Biosphere

Back 16

the part of the earth's crust, waters, and atmosphere that supports life