Understanding Earthquakes

The edges of tectonic plates are called ______.

• Fault lines

• Seismic waves

• Earthquakes

• Volcanoes

What are seismic waves?

• Waves in the ocean

• Stress released through the Earth

• Sound waves

• Light waves

Earthquakes are felt as ______.

• Light

• Sound

• Seismic waves

• Wind

Where is the 'Ring of Fire' located?

• Atlantic Ocean

• Indian Ocean

• Pacific Ocean

• Arctic Ocean

What percentage of earthquakes occur along the Pacific Coast?

• 50%

• 60%

• 70%

• 80%

The West Coast of the United States is at most risk for earthquakes because it has the most ______.

• Volcanoes

• Tectonic plates

• Mountains

• Rivers

What instrument is used to record earthquakes?

• Barometer

• Seismograph

• Thermometer

• Anemometer

What is the magnitude of the largest earthquakes?

• 5.0 and up

• 6.0 and up

• 7.0 and up

• 9.0 and up

Scientists have not been successful in creating a system to predict ______.

• Weather

• Earthquakes

• Volcanoes

• Tides

What can a 6.0 magnitude earthquake cause?

• No shaking

• Stronger shaking and things falling off shelves

• Buildings collapsing

• Only felt by animals