Reference no: EM131719447

Which of the following best characterizes a divergent plate boundary?
zone where lithospheric plates come together
zone where lithospheric plates side past each other
zone where lithospheric plates move apart from each other

Which of the following coincides almost exactly with the crest of the mid-ocean ridge?
band of composite volcanoes
collection of volcanic arcs
band of shallow-focus earthquakes

Seismicity along divergent plate boundaries is concentrated along
the crest of the mid-ocean ridge
the lowest parts of the oceanic crust
rocky areas away from the rift zones

What affect has continental rifting had on the west coast of the United States?
has extended the crust westward at a rate of about 1 to 5 cm/year
has created a zone of thick continental crust where composite volcanoes are common
has compressed the land to the point that deep earthquakes are common

UESTION 10

What is the long-term geologic fate of the Red Sea, which separates Africa from Arabia?
will eventually fill in with sediment
will become a new ocean basin
will be compressed into a mountain range