What caused the ring of fire?
a. movement and collisions of crustal plates
b. the lack of dormant volcanoes in the region
c. the motion of fault lines causing numerous small earthquakes
d. a series of trenches and arcs

Which element about russia in 1990s in not accurate

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics? he proposed that plates carry parts of the seafloor. he theorized that pieces of earth move for a limited time. he suggested that the asthenosphere is broken into segments. he observed seafloor cracks similar to existing cracks in the continents.

Amountain created from tectonic activity would be considered which type of landform ? a) primary landform b) secondary landform