This 3-sentence PowerPoint presentation summarizes volcanoes. It defines volcanoes as occurring from fissures created by tectonic plate movements, which allow magma to emit from within the earth to the surface. It also lists the types of volcanoes as active, extinct, or dormant, and provides examples of famous volcanoes like Kilimanjaro, Mount Etna, and Mount Fujiyama. Finally, it notes some uses of volcanoes like providing fertile black soil and opportunities for tourism and spas.