Examlex
Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
If the graph of f is concave downward on (a, b), then the graph of - f is concave upward on (a, b).
Island Arc
A curved series of volcanic islands located at a tectonic plate boundary, typically formed above a subducting plate.
Convergent Plate Boundary
A region where two tectonic plates move towards each other, often causing earthquakes and forming mountains.
Oceanic Trench
A deep, narrow depression in the ocean floor, usually occurring at subduction zones where one tectonic plate is being forced under another.
Island Chain
A series of islands formed close to each other, often as a result of volcanic activity.
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