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CH 7
Question | Answer |
---|---|
ocean trenches | are deep, underwater troughs created by an oceanic plate subductig under another plate at a convergent plate boundary |
volcanic arc | most of the active volcanoes in the United States are part of the aleutian volcanic arc in alaska |
transform faluts | some transform faluts form perpendicular to mid-ocean ridges, as shown on the left |
fault zone | an area of many fractured pieces of crust along a large fault is called a fault zone |
folded mountais | are made of layers of rocks that folded |
fault-block mountain | are parallel ridges that form where blocks of crust move up or down along faults |