Mr.+Roland+778+++++Volcanoes+&+Earthquakes

**World Book Online **
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**Grolier Online Encyclopedia **
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Volcanoes
Types of Volcanoes - from the South Carolina Geological Survey []

Anatomy of a Volcano - NOVA Explore the basic geological features of a volcano such as Mt. St. Helens as well as the deadly materials released during volcanic eruptions. []

Volcano World - from the Department of Geosciences at Oregon State University Provides a list of volcanoes by country. Click the "Learn More" tab for information on the different types of volcanoes, lava domes, volcanic gasses and minerals. Also answers frequently asked questions (FAQs) on volcanoes. []

Volcanoes: can we predict volcanic eruptions? <span style="font-family: Arial,Helvetica,sans-serif;">Contains information on how volcanoes form, the different types of lava, volcanic eruptions and how scientists try to predict eruptions. <span style="font-family: Arial,Helvetica,sans-serif;">[]

Introduction to Volcanism []

<span style="font-family: Arial,Helvetica,sans-serif;">Volcanoes 101 - from National Geographic <span style="font-family: Arial,Helvetica,sans-serif;">A brief video clip on the formation of volcanoes. <span style="font-family: Arial,Helvetica,sans-serif;">[]

<span style="font-family: Arial,Helvetica,sans-serif;">Volcanoes - from BBC Earth Presents information on tectonic plates and the formation of volcanoes; also has images and video clips of past eruptions. <span style="font-family: Arial,Helvetica,sans-serif;">[|http://www.bbc.co.uk/science/earth/natural_disasters/volcano#default]

<span style="font-family: Arial,Helvetica,sans-serif;">Earthquakes
<span style="font-family: Arial,Helvetica,sans-serif;">The Restless Planet: Earthquakes - from Savage Earth on PBS Online []

What Causes Earthquakes? - from the South Carolina Geological Survey Explains how the movement of the Earth's plates causes earthquakes. []

The Science of Earthquakes - from the US Geological Survey Explains what earthquakes are, what causes them, and how they are measured. []

Earthquakes - from Weather Watch on Scholastic.com Describes how earthquakes are formed, what causes them, what happens during an earthquake, and how they are measured. []

Inside an Earthquake A diagram that illustrates how an earthquake occurs. []

<span style="font-family: Arial,Helvetica,sans-serif;">Earthquakes 101 A brief video clip on earthquakes. []

Measuring Earthquakes Explains how earthquakes are measured. []

Geology: Earthquakes []