Faults
True or False
Faults ALWAYS occur at plate boundaries
False
The innermost layer of the Earth is called the ______.
Inner Core
Places where plates meet are called _____________.
Plate boundaries
Waves of energy are sent out from the focus of an earthquake.
Seismic waves
Scientists who study the movement of the Earth are called
Seismologists
____ are breaks in the Earth's surface along which rock can move.
Faults
The outter layer of the Earth is called the _____.
Crust
Large puzzle-like pieces of the Earth's surface are called _____.
plates
What are the seismic waves under the surface of the Earth called?
Body Waves
The point on the center of the Earth directly above the focus is called the
epicenter
What type of fault occurs when two pieces of rock move horizontally past each other?
Strike-slip fault
After the inner core, the next layer is the ________.
Outer core
What are the two types of surface waves called?
Love and Rayleigh Waves
The beginning point of an earthquake is called the
Focus
What type of fault occurs when two pieces of rock move together?
Reverse Fault
What layer lies between the outer core and the crust?
The Mantle
What does the difference in the speed of the P and S waves tell us?
The location of the Earthquake
What machine is used to detect, time, and measure the movements of Earth?
Seismograph
What type of fault occurs when two rocks move apart?
Normal Fault
The crust and upper layer of the mantle, where tectonic plates are, is called the __________.
Lithoshpere
The idea that all of the plates used to be together because they fit together like a puzzle is known as _________.
PANGAEA
Which type of body waves are faster and move in a straight path?
P Waves
The Richter scale measures ______ or strength, of the seismic waves of an Earthquake.
Magnitude