oceans vocab

Front

Continental shelf is a shallow offshore area from the continent to the ocean.

Back

shallow offshore area moving from the edge of the continent toward the ocean.

Front

A bathymetric map shows

Back

the contours of the ocean floor and its geologic features.

Front

Earth's surface under the ocean is called

Back

the ocean floor.

Front

Sea level is:

Back

the level of the sea's surface halfway between high and low tide.

Front

Abyssal plain is the

Back

region of flat ocean floor.

Front

Mid-ocean ridge:

Back

Tectonic plates move apart, creating new seafloor.

Front

Deepest location in the Pacific Ocean

Back

Mariana Trench.

Front

Steep slope between continent and deep ocean

Back

continental slope.

Front

A trench is a

Back

deep valley along ocean edges.

Front

Echosounding measures:

Back

ocean depth.