According to the Model Proposed by Geophysicist J

question 46

Multiple Choice

According to the model proposed by geophysicist J.Tuzo Wilson,hot spots are caused by

• A) friction due to the lithosphere sliding atop the asthenosphere.
• B) unusually dense concentrations of radioactive isotopes at various points in the crust.
• C) hot plumes of mantle material that rise up through cooler,denser surrounding rock.
• D) zones of localized subduction that produce melting of the mantle.

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