What is an Earthquake?

Front

Ground shaking from sudden rock movement.

Back

Earthquake

Front

Location where rock slippage begins: ______

Back

Focus (hypocenter)

Front

Point on Earth's surface above the hypocenter: _______

Back

Epicenter

Front

Large earthquakes release stored energy as ________.

Back

seismic waves

Front

Springing back of rock during an earthquake:

Back

Elastic rebound

Front

Adjustments after a major earthquake generate smaller earthquakes called:

Back

Aftershocks

Front

Smaller earthquakes that precede a major earthquake are called ___________.

Back

Foreshocks

Front

Identify Item #1

Back

Seismic waves

Front

Identify item #2

Back

Epicenter

Front

Identify item #3

Back

Fault