Unlock Earth's Secrets: Identify The 4 Volcanic Hotspots!

Use the earths major volcanoes map to explore these ideas. Prepare students by reviewing the sources of volcanism, namely, hotspots in the mantle and plate tectonics. Volcanoes occur where melted rock rises to the earths surface. At shenandoah national park, the neoproterozoic swift run formation has volcanic and metamorphic rocks named after exposures along the historic swift run gap. The formation marks a violent period of earths history when the shenandoah area experienced.