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*Why will metamorphic rocks found in a contact metamorphism aureole be nonfoliated?

*How can hot spots leave evidence of plate motion?

*Using the choices below, select the statement that best explains how dissolved gases drive volcanic eruptions.

Which of the following methods of transportation will result in the best degree of sorting?

*Where a subducting plate slides beneath the lithosphere, melting takes place and a(n) ____ is created.

What creates the small holes found in a vesicular texture?

Which of the following methods of transportation will result in the best degree of sorting?

*Which process, common near black smokers, uses hot water circulating through the crust to alter olivine and pyroxene into chlorite and serpentine?

What kind of volcanic hazard can be triggered by the collapse of a lava dome?

*Plate tectonics is a unifying idea that helps explain where and why there are ___ on Earth.