Exam 21: Structural Geology and Plate Tectonics

The Appalachian Mountains in the eastern United States are examples of ______________ mountains.

Remanent magnetism refers to the magnetism of rocks that contain the mineral named ______________.

Earth's thin, rocky, outer layer on which we live is called the

Mountains characterized by folded rock strata are known as ______________ mountains.

Evidence for the existence for Pangaea includes

Earth's core is

The rock on the upper side of an inclined fault plane is called the hanging wall, and the rock on the underside is called the ______________.

What is the name of the earthquake scale that describes the severity of an earthquake by noting the amount of damage it causes?

A(n) ______________ ridge system stretches through the major oceans of the world.

Seafloor spreading occurs along ______________.

Earth's outer core is

Transverse seismic body waves are known by the letter ______________.

The lithosphere "floats" on the asthenosphere, and the parts of lower density float higher. This state of buoyancy is called

Seismic waves that travel through Earth are called ______________ waves.

One plate pulls away from another and new ocean rock is formed at the type of plate boundary called ______________.

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

S seismic waves can travel only through ______________ material.

Secondary seismic waves travel ______________ (slower or faster?) than primary waves in solids.

A(n) ______________ fault occurs as the result of compressional forces.

Most earthquake damage is caused by