A Force That Is Important in Driving Plate Tectonics Is

question 89

Multiple Choice

A force that is important in driving plate tectonics is:

• A) slab pull
• B) ridge push
• C) upwelling mantle, such as in hot spots
• D) all of these

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Definitions:

Island Arc

A generally curved belt of volcanic islands above a subduction zone; also used as an adjective to refer to this setting.

Linear Island Chain

A series of islands aligned in a straight or nearly straight line, often formed by volcanic activity along a tectonic plate boundary.

Mid-Ocean Ridge

An underwater mountain range, formed by plate tectonics, that stretches across the ocean floor and is associated with seismic and volcanic activity.

Plate Boundary

Zone of tectonic activity, including earthquakes, along the boundary between two lithospheric plates that are moving relative to one another.