What is a scientist who studies the movement of the earth called?

What are the vibrations of energy flowing from the focus?

What is the point on Earth's surface directly above the focus?

The strength of an earthquake's seismic waves...

Idea that the earth's crust is made up of moving plates is...

Slower destructive waves that occur on the surface of the earth are what type of earthquake waves?

Moves in a straight path with a push-and-pull motion are what type of earthquake wave?

Moves back and forth in a zigzag pattern is what type of earthquake wave?

Moves in an up-and-down pattern is what type of earthquake wave?

Moving in a rolling direction is what type of earthquake wave?

Which wave is the most destructive and travels on the surface?

S-waves can move through which of the following?

What is the minimum number of seismograph stations needed to locate an earthquake epicenter?

Which wave can travel through all materials?

What is the measure of the amount of energy released in an earthquake?

What happens when tectonic plate shift suddenly?

The strongest earthquake will be a category _____.

The further the seismic waves travel from the center, the ____________ they become.

What do we call the place where two tectonic plates meet?

What is the difference between the epicenter and the focus?

What are the three types of plate boundaries?