Volcanoes

1
Volcanoes

• Maria Morales
• LT 130
• May 13, 2004

2
What is a volcano?

• An opening in the Earths surface through which
  molten rock called magma can escape often with
  gas and dust.

3
Types of Volcanoes

• Composite Volcanoes
• Shield Volcanoes
• Cinder Cone
• Spatter Cone
• Complex Volcanoes

4
Parts of a Volcano

• Cone
• Pipe
• Crater
• Vent
• Magma Chamber

5
Classifying Volcanic Eruptions

• Hawaiian Eruptions
• Strombolian Eruptions
• Vulcanic Eruptions
• Peleean Eruptions

6
Famous Eruptions

• Kakatua , Indonesia 1883
• Mt. St. Helens, USA 1980
• Vesuvius, Italy 79 A.D.
• Mt. Etna, Italy 1964

7
Volcanoes on other Planets

• There are many volcanic features on other planets
  in our solar system.
• The Moon, Mars and Venus are some planets that
  have had the greatest volcano discoveries.

8
Conclusion

• Volcanoes have played an important role in
  shaping the Earths surface. We may think of them
  as powerful and amazing or perhaps, dangerous and
  frightening, but volcanoes and their eruptions
  will continue to shape our planet for many years
  to come.

9
Bibiliography

• How volcanoes work. Dr. Vic Camp. 9 December
  2003.
• http//www.geology.sdsu.edu/how_volcanoes_work
  /. 6 May 2004
• Smithsonian Natural Museum of Natural History.
• http//www.volcano.si.edu/index.htm. 19 April
  2004.
• Volcanoes. Fema. http//www.fema.gov/kids/volcano.
  htm.
• 20 April 2004.
• Volcano Live. John Search. www.volcanolive.com. 6
  May 2004
• Volcano World. University of North Dakota. 27
  April 2004.
• http//volcano.und.nodak.edu/vw.html. 6 May
  2004