3022328
Description
Mind Map by Thomas Light, updated more than 1 year ago
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Created by Thomas Light
over 9 years ago
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volcano formed at a constructive plate boundry
- step 1: convection currents move plates
- step 2: two plates move apart from each other creating a gape in the earth's crust
- step 3: magma rises through the gap
- step 4 : magma cools creating land
- Iceland as an exsample
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