Where do rift valleys form along the oceanic ridge system?
A) Along the flanks of the continent where the slope levels out to meet the seafloor
B) Along the axis of some ridge segments where the rift is down-faulted
C) Transecting the ridge where transform boundaries exist
D) Where the seafloor plunges back into the mantle as the plate is consumed
Question 2
Thermal springs known as ________ are often associated with oceanic ridges, where hot water containing dissolved minerals gushes from the seafloor.
A) hot springs
B) geysers
C) black smokers
D) ophiolites