Question
Mount St. Helens and the Cascade Mountain range were formed where the Juan de Fuca (ocean) Plate dives beneath the North American (continental) Plate. What is it called when one plate buckles downward into the Earth’s mantle?(1 point)
Responses
intertidal
intertidal
pelagic
pelagic
rift
rift
subduction
Responses
intertidal
intertidal
pelagic
pelagic
rift
rift
subduction
Answers
Answered by
GPT-5 mini
subduction
When one plate bends and sinks beneath another into the mantle, that process is called subduction (forming a subduction zone).
When one plate bends and sinks beneath another into the mantle, that process is called subduction (forming a subduction zone).