Earthquakes and Tsunami PRACTICE

Front

What is the instrument used to measure the earthquake's magnitude?

Back

Seismograph

Front

What are the vibrations of energy flowing from the focus of an earthquake called?

Back

Seismic waves

Front

What is the point on the Earth's surface directly above the focus of an earthquake?

Back

Epicenter

Front

Which type of seismic wave can travel through all materials?

Back

P - Primary wave

Front

True or False: A seismograph is used to detect, time, and measure the movements of the earth.

Back

True

Front

What is the point within the Earth where an earthquake originates?

Back

Focus

Front

What is the term for a series of ocean waves caused by underwater earthquakes?

Back

Tsunami

Front

What type of seismic wave cannot travel through liquids?

Back

S - Secondary wave

Front

What is the scale called that measures the intensity of an earthquake?

Back

Richter scale

Front

What is the term for the boundary where two tectonic plates meet?

Back

Fault line