What is the underwater mountain system formed by plate tactonic spreading called?
Correct answer: A. Mid oceanic Ridge
- A. Mid oceanic Ridge
- B. Oceanic Trench
- C. Continental Slope
- D. Abyssal Plains
Explanation
A mid-ocean ridge is an underwater mountain chain formed where tectonic plates spread apart and new oceanic crust rises. Trenches form at subduction zones and are deep depressions, not ridges.
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