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Name: Date: Volcano Crossword Complete the activity. 1 2 4 5 3 6 7 8 9 10 11 12 13 14 ACROSS 2. The zone of earthquakes and volcanoes surrounding the Pacific Ocean. 8. In 1980, this Washington State mountain gave North America its largest volcanic eruption. 9. Mountains formed from the build-up of volcanic lava often take this shape. 10. The eruption of Nevado del Ruiz with its devastating mud slides occurred in this South American nation in 1985. 12. Molten rock that is found beneath the earth's surface. 13. 1883 volcanic eruption in southeast Asia that killed 36,000 people. 14. A volcano that is erupting or has erupted recently active tsunami lava Krakatoa fissure dormant extinct St. Helens magma DOWN 1. A volcano that will not erupt again. 3. An opening or crack in the earth's surface through which lava flows. 4. A type of volcano with broad, gentle slopes and built by the eruption of fluid basalt lava. 5. A vent at the earth's surface through which magma and gases erupt. 6. Large ocean wave created by undersea earthquakes or volcanic eruptions. 7. A volcano that has not erupted recently, but may do so in the future. 11. Molten rock that erupts from volcanoes. cone ring of fire shield ©Beverly Hernandez, http://homeschooljourneys.com volcano Colombia Licensed to About.com