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Bell Ringer

Bell Ringer . Where are volcanoes found? . I can describe different types of volcanoes. Volcanoes form on Land Ocean . Where are most volcanoes located?. Ring of Fire . What is an eruption? . An eruption is an outpouring of of melted rock, ash, gases, or a combination of these.

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Bell Ringer

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Presentation Transcript

  1. Bell Ringer Where are volcanoes found?

  2. I can describe different types of volcanoes.

  3. Volcanoes form on • Land • Ocean

  4. Where are most volcanoes located?

  5. Ring of Fire

  6. What is an eruption?

  7. An eruption is an outpouring of of melted rock, ash, gases, or a combination of these.

  8. How are lava and magma different?

  9. Magma is inside the Earth, • Once magma reaches Earth’s surface, then it is called lava. (263)

  10. What types of volcanoes are there? How are they different?

  11. Shield • Built by • Thinner, fluid lava that spreads over a large area. • The mountains have abroad base and gentle sloping sides. • Look at the picture

  12. Shield volcano

  13. Cinder cone volcano— • Thick lava • Thrown high into the air and falls as chunks or cinders. • Form a cone shape • Narrow base • Steep sides • Look at the picture

  14. Cinder cone volcano

  15. Composite volcano • Built by layers of ash and cinders sandwiched between layers of hardened lava • Shape on side of a cone looks the same as the other.

  16. Composite volcano

  17. Recap--- I forgot you tell me….

  18. Homework • Quick check questions (yes both of them) • Page 246, 253,255, and 256 • Also, Art Link at the bottom of 257

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