Volcanoes

1
Chapter 9

• Volcanoes

2
How Volcanoes Form

• Magma Formation
• Subduction Boundaries
• Divergent Boundaries
• Hot Spots

3
Magma and Lava

• Types of Magma
• Lava Flows
• Ash and Rock Fragments

4
Volcanic Landforms

• Shield Volcano
• Cinder Cone
• Composite Volcano
• Calderas

5
Extraterrestrial Volcanoes

• Earths Moon
• Mars
• Venus
• Io
• Moon of Jupiter