Earthquake Hazards

This area is both a major earthquake zone and volcanic activity zone.

• Pacific Island Arc

• Pacific Ring of Fire

• Oceanic Ring of Fire

• Pacific Ring of Volcanoes

Which of the following is TRUE of earthquake prediction?

• It is unreliable.

• It is impossible.

• It is not important.

• Scientists do not attempt it.

Earthquakes generally occur at plate boundaries where _____________________.

• stress on rocks is low

• most rocks are found

• magnetic pull is greatest

• stress on rocks is greatest

What is the location along a fault where the first motion of an earthquake occurs?

• focus

• epicenter

• seismic waves

• fault line

Which instrument records earthquake waves?

• barometer

• richter scale

• seismogram

• seismograph