WorksheetsES 14.2 Formative
Total questions: 10
Worksheet time: 6mins
Oceanographers have divided the ocean floor into three major regions: the continental margins, the ocean basin floor, and the mid-ocean ridge.
true
false
The zone of transition between a continent and the adjacent ocean basin floor is known as the _____.
continental margin
mid-ocean ridge
ocean basin floor
Pacific crest
Where trenches do not exist, the steep continental slope merges into a more gradual incline known as the continental _____.
abyss
rise
shelf
zone
Isolated volcanic peaks on the ocean floor are called (a) .
The gently sloping submerged surface extending from the shoreline toward the deep ocean is called the
continental shelf
continental slope
continental rise
submarine canyon
Which of the following is NOT a zone included in the continental margin?
continental slope
continental rise
continental coast
continental shelf
Which regions are thought to be the most level places on Earth?
mid-ocean ridges
abyssal plains
deep-ocean trenches
continental slopes
Which part of the ocean is deepest?
ridges
rifts
trenches
seamounts
Where does seafloor spreading occur?
at convergent plates
on seamounts
near the ocean surface
at divergent
plates
The narrow continental margin of the (a) Ocean experiences volcanic activity and earthquakes.
