Where in the crust is shear likely to occur? ?

Ais a survey that focuses on only a small portion of the population, and the results are generalized for the larger population.

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

What is the difference between the formation and characteristics of intrusive igneous rock and extrusive igneous rock?