Section #: 16.2
The Seafloor
Practice Test
1.
What is the shallowest part of the continental margin calle
SC.D.1.4.2
a.
the shelf break
b.
a submarine canyon
c.
the continental shelf
d.
the continental rise
Hint
2.
What breaks mid-ocean ridges into smaller sections?
SC.D.1.4.2
a.
fracture zones
b.
abyssal plains
c.
shelf breaks
d.
submarine canyons
Hint
3.
__________ are submerged basaltic volcanoes more than 1 km high.
SC.D.1.4.2
a.
Submarine canyons
b.
Shelf breaks
c.
Fracture zones
d.
Seamounts
Hint
4.
How are submarine canyons formed
SC.D.1.4.2
a.
turbidity currents
b.
rivers
c.
longshore current
d.
runoff
Hint
5.
How are fjords formed?
SC.D.1.4.2
a.
tectonic forces
b.
global cooling
c.
longshore current
d.
sea level rise
Hint
6.
According to the graph, at what depth does the sea floor start to drop off?
SC.D.1.4.2
a.
1 km
b.
8 km
c.
4 km
d.
2 km
Hint