Earthquakes

S waves are also known as __________ waves.

• focus

• primary

• secondary

• surface

The point beneath Earth's surface where rock breaks under stress and triggers an earthquake is called the

• epicenter

• focus

• footwall

• syncline

5. Which type of wave travels the fastest?

• Primary Wave

• Secondary Wave

• Long Wave

This is created by earthquakes that occur on the ocean floor.

• longshore current

• gulf stream

• tsunamis

• high tide

Which wave can travel through solids only?

• P - Primary

• S - Secondary

• Surface

Liquefaction is when...

• the soil behaves like liquid

• the air behaves like a liquid

• magma rises to the surface

• a large wave of water occurs

What is the measure of the amount of energy released in an earthquake?

• Intensity

• Epicenter

• Magnitude

• Seismogram

Tags

NGSS.HS-PS3-1

The best way to protect yourself in an earthquake is to 

• run as fast as you can
• drop, cover and hold
• stop, drop and roll
• go into the basement

Which scale would most likely be used to tell how much earthquake damage was done to homes and other buildings?

• Richter scale
• moment magnitude scale
• Mercalli scale
• modified Mercalli scale

The Richter scale measures:

• the amount of radon gas released
• the movement of plates
• the strength of an earthquake
• the weight of tectonic plates

Tags

NGSS.MS-ESS3-2