Hotspots Are Produced by Mantle Plumes That Are Composed of Mafic

question 46

Multiple Choice

Hotspots are produced by mantle plumes that are composed of mafic magma;however,Yellowstone is a hotspot that erupts more explosively because the hotspot ________.

• A)is hotter and thus melts more rock
• B)rises through the continental crust
• C)originates at the core-mantle boundary
• D)rises through a mid-ocean ridge

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