Exam 21: Structural Geology and Plate Tectonics

Between the crust and the outer core lies the region called the ______________.

Each whole-number step on the Richter scale represents about how many times more energy release that the preceding whole-number step?

The radius of Earth's mantle is about

After a major earthquake, the rocks may continue to adjust to their new positions, causing additional vibrations called

Folded rock layers that resemble a trough are called

The type of plate boundary at which one plate collides with another and subduction occurs is called ______________.

The two general types of earthquake waves are ______________ waves and body waves.

The layer of rock immediately below the lithosphere is called the

Strike-slip faulting takes place along the ______________ boundary of two plates.

The lowest places on Earth's surface are called __________ trenches.

The Mohorovicic discontinuity is the boundary between

The three types of plate boundaries are convergent, ______________, and transform boundaries.

The three principal types of mountain building are volcanic, fault-block, and ______________.

Longitudinal seismic body waves are known by the letter ______________.

The place, or zone, where one plate descends under another plate and into the asthenosphere is called a(n) ______________ zone.

The geologist Harry Hess proposed the theory of

The structural region of Earth that is a viscous liquid is the

Folded rock layers that resemble an arch are called

California's Sierra Nevada are examples of ______________ mountains.

Wyoming's Grand Tetons are examples of ______________ mountains.