Respuesta :
Answer:
plate margin that created Mount St. Helens was destructive, with Juan de Fuca plate subducting beneath the North American, producing the line of volcanoes along the Cascade Mountain Range. oceanic is denser and heavier.
Explanation:
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Answer:
"Juan de Fuca plate subducting beneath the North American, producing the line of volcanoes along the Cascade Mountain Range. oceanic is denser and heavier."
Explanation:
https://www.rgs.org/CMSPages/GetFile.aspx?nodeguid=0ed1d2d1-77ad-4fc4-be31-b3da0ea1554d&lang=en-GB do not copy and past came from a website :).