1. Volcanoes

2. Where are Volcanoes Found

3. Where are Volcanoes Found
Ring of Fire: Surrounds the Pacific ocean

4. Where are Volcanoes Found
Ring of Fire: Surrounds the Pacific ocean
Magma: Melted rock

5. Where are Volcanoes Found
Ring of Fire: Surrounds the Pacific ocean
Magma: Melted rock
Lava: Magma that reaches the Earth’s Surface

6. Where are Volcanoes Found
Ring of Fire: Surrounds the Pacific ocean
Magma: Melted rock
Lava: Magma that reaches the Earth’s Surface
Caldera: Collapsed Volcano hole

7. How do Volcanoes Build Land
laccolith
dike
batholith sill

8. How do Volcanoes Build Land
laccolith
dike
batholith sill
Dike: Magma hardens in vertical crack

9. How do Volcanoes Build Land
laccolith
dike
batholith sill
Dike: Magma hardens in vertical crack
Sill: Forms when magma hardens between rock layers

10. How do Volcanoes Build Land
laccolith
dike
batholith sill
Dike: Magma hardens in vertical crack
Sill: Forms when magma hardens between rock layers
laccolith: Dome shaped bubble

11. How do Volcanoes Build Land
laccolith
dike
batholith sill
Dike: Magma hardens in vertical crack
Sill: Forms when magma hardens between rock layers
laccolith: Dome shaped bubble
batholith: Storage of Magma

12. Types of Volcanoes

13. Types of Volcanoes
Shield: Built by thinner, fluid lava,
have broad base and gently sloping
sides

14. Types of Volcanoes
Shield: Built by thinner, fluid lava,
have broad base and gently sloping
sides
Cinder-cone: built by thick lava that is
thrown high into the air: Form cone
shaped

15. Types of Volcanoes
Shield: Built by thinner, fluid lava,
have broad base and gently sloping
sides
Cinder-cone: built by thick lava that is
thrown high into the air: Form cone
shaped
Composite: Built by layers of ash and
cinder

16. How do Volcanoes Build Islands

17. How do Volcanoes Build Islands
Hawaiian Islands are an island chan
formed by volcanoes

18. How do Volcanoes Build Islands
Hawaiian Islands are an island chan
formed by volcanoes
Hotspot: Stationary pool of Magma

19. How do Volcanoes Build Islands
Hawaiian Islands are an island chan
formed by volcanoes
Hotspot: Stationary pool of Magma
Island Arc: Plates push down and
magma rises upward and erupts

20. How do Volcanoes Build Islands
Hawaiian Islands are an island chan
formed by volcanoes
Hotspot: Stationary pool of Magma
Island Arc: Plates push down and
magma rises upward and erupts

21. How do Volcanoes Build Islands
Hawaiian Islands are an island chan
formed by volcanoes
Hotspot: Stationary pool of Magma
Island Arc: Plates push down and
magma rises upward and erupts
Volcanoes