convergent boundaries
Convergent Boundary: when two tectonic plates move towards each other and collide
Mid-Oceanic Ridge
Mid-Oceanic Ridge: an underwater mountain chain
Subduction Zone
Subduction Zone :when one plate goes under an other one
Orogenesis
Orogenesis: when one plate goes under another plate and brakes apart
Continental Volcanic Arc
a cContinental Volcanic Arc : chain of volcanoes positioned in an arc shape as seen from above.
Volcanic Island Arc
Volcanic Island Arc : A volcanic arc is a chain of volcanoes positioned in an arc shape