Warmup 5- 02.12.2013
1) Volcanic mountains are caused on the convergent boundaries, continental/oceanic boundaries, and oceanic/ oceanic boundaries AND divergent boundaries can sometimes form volcanoes where the mountains and ridges form.
2) Subduction is when the lower and older crust that is pushed under the younger crust melts into the magma layer below.
2) Subduction is when the lower and older crust that is pushed under the younger crust melts into the magma layer below.