Type your answer in the blank and click Check Answer.
Question 1
Based on the text and the diagram, what causes volcanic arcs both in oceanic and continental plates?
Check Answer:Subduction zones, where one plate sinks beneath another, cause volcanic arcs both in oceanic and continental plates. Go to question 2.
Question 2
Based on the diagram and the text, what feature is caused by subducting plates only in the ocean and not on land?
Check Answer:Trenches are unique to oceanic subducution zones, as seen on the diagram. Go to question 3.
Question 3
What similarity is seen in divergent oceanic and continental boundaries? What causes this similarity?
Check Answer:Ridges are caused by both divergent oceanic and continental plates. This is caused by upwelling magma from the mantle.