Show:
Seismic Waves
Earthqake's
Volcanoes
Plates
Fun Facts
100
What is a surface wave?
A seismic wave on the Earth's surface.
100
What is a earthquake?

A sudden shaking of the ground causing destruction.

100
What is the name of a chain of volcanoes?
Volcanic Arc.
100
what is the biggest plate?
the pacific plate.
100
the largest earthquake in the world was where?

Valdivia, Chile.

200
What is a body wave?
A wave that is located in the Earth's system.
200
the earthquake scale is called what?
the Richter scale.
200
what is a cinder cone volcano.

Cinder cones are the simplest type of volcano.

200
what is the smallest plate.

Juan de Fuca Plate.

200

how many earthquakes are there every year?

12,000–14,000

300
What is a P wave?
The primary body wave.
300
how long do earthquakes last?
only seconds usually.
300
what is a composite volcano?
a steep sided volcano.
300
how much do the plates move a year?
2.5cm.
300
about how many fault lines are in California?
1,000.
400
What is S waves?
S waves are secondary waves.
400
what causes earthquakes?
the constant motion of the earths plates.
400
a shield volcano is?
a domed volcano.
400
what is a fault that pulls apart?
divergent boundary.
400
when was the biggest earthquake recorded?

May 22, 1960.

500
What is a Love wave?
The fastest type of surface wave.
500
where is the safest place to be in an earthquake?
in an open field.
500
a dormant volcano is?
a non active volcano.
500
what is a fault that slides past one another?
a transform boundary.
500

Scientists use the different speeds of seismic waves to locate what?

the epicenter of an earthquake.