1. Volcanoes

2. How They Work magma from Earth’s upper mantle rises to surface
pressure builds and eruptions occur
magma becomes lava when flows out of volcano
can cause tsunamis (underwater volcanoes), earthquakes, and rockfalls
active, dormant, extinct

3. How They Work (TFK Article Review)

4. Ring of Fire

5. Ring of Fire (cont’d)
The Ring of Fire is a ring of volcanoes around the Pacific Ocean that result from subduction of oceanic plates beneath lighter continental plates.

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