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Space Shuttle
Grade 6
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Volcanoes

Volcanoes occur in long lines called . One that circles the Pacific Ocean is the Pacific . Another can be found running along the through Iran. The majority of volcanoes happen along boundaries. Some volcanoes form along the at the edges of spreading plates. These volcanoes are called volcanoes. Rift volcanoes are located deep . The Hawaiian Islands are a chain of volcanoes in the of a plate. The plate is moving over a part of the mantle called a hot .