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    Geology Earth in Perspective
  4. Exam
    Exam 4: Igneous Rocks and Intrusive Igneous Activity
  5. Question
    What Causes the Volcanism at Spreading Ridges
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What Causes the Volcanism at Spreading Ridges

Question 79

Question 79

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What causes the volcanism at spreading ridges?

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Beneath spreading ridges, the temperatur...

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