Make Your Own Volcano - NOAA Celebrates 200 Years of Science
Volcano science 6
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Lesson 4 volcanoes & different volcanic activities
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Transcript of Volcano science 6
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Lesson 4volcanoes & different volcanic activities
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Turn your book on page 335!!!!!!
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Volcano
• Is an opening in the earth’s crust where lava, pyroclasts, and gases are ejected onto the surface during eruptions.
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• Calderas – that exceed about 1 km in diameter• formed when the summit of volcano collapses during
eruptions.
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Kinds of volcano
•Shield volcano•Cinder cone volcano•Composite volcano or stratovolcano
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Shield volcano
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The largest shield volcano
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Cinder cone volcano• Is built almost entirely of loose
fragments called CINDERS
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Composite volcano
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According to activity• Active• Dormant• Extinct
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Volcanic eruptions• Explosive or violent eruption• Quiet or non – explosive eruption
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Thank you!!!