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Across| 4. A mountain formed by volcanic material. 5. Molten rock in the earth's crust. 7. Reduce from a solid to a liquid state, usually by heating 8. A fissure in the earth's crust (or in the surface of some other planet) through which molten lava and gases erupt. 9. The sudden occurrence of a violent discharge of steam and volcanic material 10. The center of the Earth. 11. Lava erupts from this part of the volcano. |
Down 1. Volcanoes can erupt due to the ____________of plates, that produces heat for the rock to melt. 2. A volcano is a ___________form by volcanic material. 3. Rock that in its molten form flows from volcanoes 6. Along with lava erupts from the volcanoes vents 7. The area between the Earth's crust and core. 10. The outer layer of the Earth |