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Section 2: Volcanic Activity

Section 2: Volcanic Activity. Friday, March 12, 2010 Pages 183 -- 192. Arenal Volcano -- Costa Rica. Objectives. Describe what happens when a volcano erupts. Explain how the two types of volcanic eruptions differ depending on the characteristics of magma. Identify some hazards of volcanoes

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Section 1: Volcanoes and Plate Tectonics

Section 1: Volcanoes and Plate Tectonics. Preview Key Ideas Volcanoes and Plate Tectonics Formation of Magma Volcanism Major Volcanic Zones Intrusive Activity Magma Formation. Key Ideas. Describe the three conditions under which magma can form. Explain what volcanism is.

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Volcanic Eruptions 3.3

Volcanic Eruptions 3.3. Objectives: Explain what happens when a volcano erupts. Describe 2 types of volcanic eruptions Identify stages of volcanic activity. Volcanic Eruptions 3.3. What comes out of volcanic explosions? Ash, lava, steam, rock, gases, dirt Magma forms in the asthenosphere

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Magma flows upward - PowerPoint PPT Presentation

Section 2: Volcanic Activity

Section 1: Volcanoes and Plate Tectonics

Volcanic Eruptions 3.3