Earthguide Online Classroom

Hawaiian-Emperor seamount chain

Animation Source: Earthguide

Questions for thought

  1. Where does the magma erupted at Hawaii come from? From the crust, mantle or core?
  2. What does it mean when geologists say that a line of volcanoes is "age-progressive"?
  3. Can age-progressive volcanoes be produced when a magma chamber is located in the lithosphere?
  4. Why are the older volcanoes more submerged?

Related resources

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