Talk:Hollywoodedge, Horses Several Whinn PE025201/@comment-2605:A000:1406:C230:C128:508:EDE1:C653-20190122201432

Kevin: That explains mountains. But I wanted to know how volcanoes are formed!

Tara: Hold your horses, kid!

(3rd whinny plays)

Tara: If colliding plates have different densities, one plate can be forced back down into the deeper regions of the Earth.