Question

I have a question related to volcanos.
why volcanos not erupt everywhere on earth? however there is a plates movement every where on earth even in some countries plates movement is high but valcanos not erupt.
why it mostly erupt in US countries?
clear plz

Answer 1

Volcanic eruptions occur only in certain places and do not occur randomly. This is because the Earth's crust is broken into a series of slabs known as tectonic plates. These plates are rigid, but they “float” on a hotter, softer layer in the Earth's interior.