Ocean Topography

The shallow sea floor between the shoreline and deep-ocean bottom is called the...

• abyssal plain

• submarine canyon

• continental margin

• deep-ocean basin

Body of water smaller than an ocean is called...

• trench

• global ocean

• sea

• seafloor

Part of ocean floor made up of oceanic crust and a THIN sediment layer is called..

• deep-ocean basin

• core sample

• continental margin

• continental slope

long, narrow depression in the deep-ocean basin is called...

• continental crust

• deep sea

• continental shelf

• trench

cylinder of sediment collected by drilling the ocean floor is called...

• ooze

• core sample

• nodule

• submarine canyon

flat, almost level area of the deep-ocean basin is called...

• trench

• deep ocean basin

• continental margin

• abyssal plain

The deepest and largest ocean on earth is the

• Pacific ocean

• Atlantic ocean

• arctic ocean

• Indian ocean

The voyages of the HMS challenger

• laid the foundation for oceanography

• Provided information about plate tectonics

• provided there were five oceans

• provided valuable core samples

Most river sediments are deposited

• on the continental rise

• on abyssal plains

• in the deep ocean basin

• on the shore and continental shelf

Biogenic sediments come from

• glaciers and icebergs

• silt and clay

• oxides of minerals

• marine plants and animals