Ch 8-9 Earthquakes and Volcanoes

Front

This famous transform fault is located in the western United States creates significant earthquake activity for California:

Back

San Andreas

Front

An instrument that detects and measures earthquakes is a

Back

seismograph.

Front

The Richter scale measures

Back

the strength of an earthquake.

Front

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

Back

epicenter

Front

Which travels fastest, always being the first detected by seismic stations?

Back

P waves

Front

Which wave is the most destructive? Options: P - Primary, S - Secondary, Surface Wave, Normal

Back

Surface Wave

Front

Earthquakes that are closer to the earth's surface are more dangerous than the ones that occur deeper below the Earth's surface.

Back

True

Front

Which kind of waves can NOT travel through a liquid? Options: P waves, S waves, Radio waves, X rays

Back

S waves

Front

A device that records ground movements caused by seismic waves as they move through Earth is called a ___________ .

Back

Seismograph

Front

The formation of the Hawaiian Islands is one example of ___________ .

Back

volcanoes forming over a hot spot