subduction zone
Dense lithosphere descends into the mantle. This topic is part of Earth Science within Science & Nature. This page currently draws on 8 supporting questions, with answers and bonus facts available below.
subduction zone trivia questions
A subduction zone forms when one tectonic plate does what?
Answer: Sinks beneath another
Bonus fact: Dense lithosphere descends into the mantle.
Subduction zones are associated with deep ocean trenches and what?
Answer: Volcanic arcs
Bonus fact: Melting above the descending slab feeds volcanoes.
Which ocean is ringed by many subduction zones in the Ring of Fire?
Answer: Pacific Ocean
Bonus fact: Subduction drives much Pacific-rim volcanism.
Which feature commonly forms where an oceanic plate begins descending at a subduction zone?
Answer: Deep-ocean trench
Bonus fact: Subduction zones can also produce earthquakes from shallow to deep depths and chains of active volcanoes.
Java is highly volcanic because it lies near what type of plate boundary?
Answer: Subduction zone
Bonus fact: The Indo-Australian Plate subducts beneath the Sunda Plate.
Why is the Ring of Fire so geologically active?
Answer: Many plate boundaries and subduction zones
Bonus fact: Subduction drives volcanism and frequent earthquakes.
Sumatra lies along what major tectonic zone?
Answer: Sunda subduction zone
Bonus fact: The Indo-Australian Plate subducts beneath the Sunda Plate.
Ocean trenches commonly form at what tectonic setting?
Answer: Subduction zones
Bonus fact: One plate bends downward beneath another.