Seafloor Features

All of the following are parts of a continental margin EXCEPT:

• continental shelf

• continental slope

• shelf break

• continental sediment

Which of the following features can be found within a continental margin

• submarine canyon

• island arc

• hydrothermal vent

• abyssal hill

What seafloor feature is flat and featureless?

• Abyssal hill

• Trench

• Abyssal plain

• Continental shelf

What type of of rock makes up the ocean floor?

• limestone

• rhyolite

• granite

• basalt

This type of feature cuts into a continental margin and ends on the sea floor in a fan shaped wedge

• slope canyon

• submarine canyon

• trench

• abyssal hill

Extinct volcanoes found on the ocean floor are called

• abyssal hills

• submarine canyons

• seamounts

• guyots

These features have mineral-rich water that is heated by newly formed crust and escapes through cracks in the ocean floor

• rifts

• nodules

• volcanoes

• hydrothermal vents

A flat-topped seamount made flat by erosion is called a

• abyssal hill

• guyot

• ridge

• abyssal plain

Which of the following features has the steepest angle of inclination

• continental rise

• abyssal hill

• continental slope

• continental shelf

Which part of a continental margin is the abrupt transition from the continental shelf to the continental slope?

• shelf break

• slope break

• margin break

• rise break