Download Earth Structures

Day 2
Earthquakes and
Volcanoes

Important Terms

 Earthquake: the violent shaking of Earth’s crust as
built up energy is released.
 Epicenter: point on Earth’s surface directly above the
focus of an earthquake
 Fault: crack in Earth’s crust along which movement
takes place
Important Terms

 Focus: point underground where the faulting in an
earthquake occurs
 Magma: melted rock below Earth’s surface; called
lava at the surface
 Seismic waves: waves of energy sent through Earth’s
crust when plates move slightly.
It’s an Earthquake:

 You will be divided into groups of four to five
students
 You will be creating a newscast telling about a major
earthquake that has just occurred.
 Reporters, anchorpersons and eyewitnesses.