Question

why are the most of the volcanoes are found on the plate boundries

Answer 1

Volcanoes are common along tectonic plate boundaries where oceanic plates sink beneath other plates. As a plate sinks deep into a subduction zone, it heats and begins to melt, forming magma. ... More than 400 volcanoes—about 80 percent of all activevolcanoes above sea level—are along subduction zones in the Pacific Ocean.

Answer 2

due to because convergent of boundary form volcanic mountian