Earthquakes and Plate Tectonics

Front

What type of boundary occurs when two tectonic plates move apart?

Back

Divergent boundary

Front

What is the primary wave that travels fastest during an earthquake?

Back

P-Wave

Front

What type of wave cannot travel through the liquid outer core?

Back

S waves

Front

How does the density of continental crust compare to oceanic crust?

Back

Continental crust is made of granite and is less dense than oceanic crust, which is made of basalt.

Front

What instruments are used to measure seismic waves during earthquakes?

Back

Seismographs & Seismometers

Front

What type of boundary occurs when two tectonic plates collide?

Back

Convergent boundary

Front

What is the wave that travels along the surface of the Earth called?

Back

Surface Wave

Front

What is the secondary wave that follows the primary wave during an earthquake?

Back

S-Wave

Front

What type of boundary occurs when two tectonic plates slide past each other?

Back

Transform boundary

Front

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

Back

Epicenter