Which layer of the mantle consists of slowly flowing solid rocks that support the moving tectonic plates?

What is formed by two tectonic plates moving away from each other?

In what region along lithospheric plate boundaries is one plate pushed under another?

Which type of stress squeezes rocks together?

What happens when rocks are subjected to high pressure and high temperature?

Forces acting on the crust have produced cracks, or breaks, in rocks. Which type of break exists when there is no movement in the rocks along either side of a crack? 

Which characteristic of an earthquake causes the most damage?

In which medium/media can P waves travel?

Which aspect of an earthquake is expressed by the Richter scale? 

What type of lava is associated with explosive volcanic eruptions?

What is the depression that results when a volcanic cone collapses into an empty magma chamber?

Before an eruption, the upward movement of magma beneath push out the surface. What may happen to the sloping surface of the volcano? 

Which of the following gives intrusive igneous rocks a coarse grained texture? 

Which of the following is an example of an igneous extrusion?

Which of the following is an example of a chemical sedimentary rock?

Which of the following increases the surface area of rocks exposed to weathering? 

Where does chemical weathering occur most rapidly?

What is the transport of weathered materials by a moving natural agent called?

Which is the most effective of all mass movements?

Which mineral group contains metals, silicon, and oxygen?