A seismic gap is
A) a region within a tectonic plate with no active faults.
B) a region on the boundary of a tectonic plate with no active faults.
C) a fault that does not produce offsets at Earth's surface.
D) a "missing" portion of a fault that has not yet been mapped.
E) a segment along an active fault that has not experienced seismic activity recently.

Question

Quizplus · Accepted Answer

A seismic gap is a portion of an active fault that has not experienced seismic activity recently. This gap can indicate an increased likelihood of an earthquake in the future, as strain continues to build up without being released through seismic activity. Choices A, B, C, and D do not accurately define a seismic gap.

A Seismic Gap Is