The document is a student presentation about volcanoes. It includes an introduction stating the topic, an outline with sections on defining volcanoes, explaining causes and effects, providing examples, and discussing a devastating example. The outline section describes plans to define volcanoes, explain causes such as weaknesses in the Earth's surface or human activity, give examples of eruptions like Mount Vesuvius, and provide a bibliography of referenced websites.

1. Volcanic eruption Asma Ebrahim GF3

2. Introduction The volcanoes spread in these daysSo I decided to talk today about volcanoes This power project is caryatid from comp class to know about the VOLCANIC 2 12/19/2010 Asma Ebrahim - GF3

4. A definition of the volcano Topography of the volcano is land or sea or graduated emits hot molten material with fumes and gases 4 12/19/2010 Asma Ebrahim - GF3

5. An explanation of the causes and the effects The causes of volcanoes: the existence of areas of weakness in the lithosphere of the Earth . Causes : 1-in the formation of the Earth's surface2-in human activity 5 12/19/2010 Asma Ebrahim - GF3

6. An example for volcano Months volcanic disasters in the world1 - Mount Vesuvius and the death toll to 16,000 2 - Volcano Etna and the estimated number of deaths to 15 000 3 - volcano Mount structure and estimated number of deaths with 9000 6 12/19/2010 Asma Ebrahim - GF3

7. The most devastating , example 7 12/19/2010 Asma Ebrahim - GF3

8. A bibliography page with the titles and web links of the websites you used for this presentation http://forum.sendbad.net/t42914.html http://ar.wikipedia.org/wiki/%D8%A8% D8%B1%D9%83%D8%A7%D9%86 http://ar.wikipedia.org/w/index.php?title=% D8%A8%D8%B1%D9%83%D8%A7%D9%86&a ction=edit&section=5 http://www.5star.co.il/UploadedFile/020609_ borkan.jpg 8 12/19/2010 Asma Ebrahim - GF3

9. Thank you 9 12/19/2010 Asma Ebrahim - GF3