Play OC.4a Vocabulary

A plate boundary where two plates move away from each other.

A plate boundary where two plates move toward each other.

A plate boundary where two plates move past each other in opposite directions.

The shallow sea floor that is located between the shoreline and the deep ocean bottom.

A gently sloping, shallow area of the ocean floor that extends outward from the edge of a continent.

The slope between the outer edge of the continental shelf and the deep ocean floor.

The gently sloping section of the continental margin located between the continental slope and the abyssal plain.

Usually narrow and consisting of highly deformed sediments. They occur where oceanic lithosphere is being subducted beneath the margin of a continent.

The process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary.

A deep, steep-sided canyon in the ocean floor.