Earthquake Risks

The surface along which the crust moves is called a fracture.

• True

• False

________ is responsible for most of the damage buildings suffer during earthquakes.

• A) Ground shaking

• B) High winds

• C) Heavy rainfall

• D) Lightning strikes

Tags

NGSS.MS-ESS3-2

The forces that move tectonic plates also move rocks along the fault.

• True

• False

Tags

NGSS.MS-ESS2-3

The larger the force applied to a fault, the smaller the chance of a large earthquake.

• True

• False

Tags

NGSS.MS-PS2-2

For the Richter scale, each increase on the scale represents ten times the amount of ground motion recorded on the seismogram. How much more motion is there for a magnitude 7 earthquake than a magnitude 4 earthquake?

• A) 3 times

• B) 30 times

• C) 1000 times

• D) 3000 times

Which scale would be used to classify an earthquake based on a description found in ancient writings?

• Modified Mercalli Scale

• Richter Scale

• Moment magnitude scale

• All of the above

Looking at the figure that shows world-wide earthquake distribution, the white lines represent plate boundaries. Which statement is true?

• Deep earthquakes are more common than shallow earthquakes.

• Shallow earthquakes are more common than deep earthquakes.

• Shallow earthquakes and deep earthquakes are equally common.

• Shallow earthquakes do not occur along plate boundaries, but deep earthquakes do.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

When the force on rocks is great enough, they break, producing vibrations called what?

• Faults

• Earthquakes

• Strains

• Stresses

What is the purpose of the scales used by scientists to measure and describe earthquakes?

• To predict when earthquakes will occur

• To measure the strength of the earthquake

• To locate the epicenter of the earthquake

• To determine the depth of the earthquake

What natural hazard is commonly associated with the San Andreas Fault as shown on the map?

• Volcanic eruption

• Earthquake

• Tsunami

• Tornado

Tags

NGSS.MS-ESS3-2