Question

how are mountains formed?

Answer 1

Movements of tectonic plates create volcanoes along the plate boundaries, which erupt and form mountains. A volcanic arc system is a series of volcanoes that form near a subduction zone where the crust of a sinking oceanic plate melts.

Answer 2

hey dude ....
ur amswer is here........!!!!!!

when the tectonic plates get disturbed due to any natural cause they starts moving over each other ..
which forms the volcanoes which gets erupted after some time leds to form the big mountains...

thanks......!