Usually by simple observation.
volanoes
it is a meteorite made by a volcanoes
Volcanoes are found nearly everywhere on Earth. There are even volcanoes located in the United States. There are a handful of countries without them.
Volcanoes do not occur randomly over Earth's surface. They occur along the located mark of plate boundaries.
The outer crust
Venus, Earth, and Mars are all planets with volcanoes.
pressure building up inside of a the earth that is released by volcanoes that is connected below our earth's surface.
yes
Volcanoes
Volcanoes.
Volcanoes are found at Convergent and Divergent plate boundaries, where Plate Tectonics is most active. Magma is produced along plate boundaries, like the Ring of Fire around the Pacific Plate, forming volcanoes.
I can answer the first part 90 percent of earth's volcanoes are found at plate boundaries.