Earthquakes
Vocab
Section 5
Waves
100

The cause of an earthquake

What is the shifting and movement of tectonic plates

100

tears or cracks in the earth's surface caused by earthquakes

What are fissures?

100

In case of a tsunami, where should you go?

High ground

100

The four types of seismic waves 

What is P, S, L, and R waves

200

Vibrations that travel through earth and on the surface after an earthquake

seismic waves

200

A break in the earths crust 

what is a fault

200

aftershocks can last for ______

What is days, weeks, months

200
The wave type that is most destructive 

What is love wave

300

The three types of boundaries 

what is convergent, divergent, and transform 

300

The study of earthquakes

What is seismology

300

Tsunami’s are caused bythese

What is earthquakes

300

The wave type that can go through solids only

What is s wave

400

The strongest earthquakes come from these boundaries 

Convergent

400

The point inside the Earth where an earthquake begins

what is a focus

400

Earthquakes are measured by these

What are seismographs

400

the first wave to be detected by a seismograph

What is P wave

500

The type of boundary where plates pull apart 

What is a divergent boundary

500

The point on the earth's surface directly above an earthquake's starting point

What is an epiccenter

500
A tracing of earthquake motions created by a seismograph

What is a seismogram 

500

The two types of surface waves

What are R and L waves