The Andean type of these entities occurs beneath a continental plate, and it is at these sites that about 20% of Earth's crust has been consumed.
The Andean type of these entities occurs beneath a continental plate, and it is at these sites that about 20% of Earth's crust has been consumed. This antithesis ("an-TITH-uh-sis") of the mid-oceanic ridge is usually typified by lines of volcanoes running parallel near an oceanic trench. For 10 points, identify this region where tectonic ("tec-TON-ick") plates collide, and one goes underneath the other.
The Andean type of these entities occurs beneath a continental plate, and it is at these sites that about 20% of Earth's crust has been consumed.
{subduction} zone