Earthquakes

Question 1

What happens when stress builds at faults?

Revolt · Accepted Answer

Rock can bend and break.

Question 2

Which phrase describes a feature of an earthquake’s epicenter?

Revolt · Accepted Answer

region directly above the focus

Question 3

Which statement describes the Richter scale?

Revolt · Accepted Answer

It measures magnitude based on the size of seismic waves.

Question 4

Which statement describes the moment magnitude scale?

Revolt · Accepted Answer

It uses data collected by a seismograph.

Question 5

The diagram shows circles drawn by geologists trying to determine the location of an earthquake’s epicenter.

Revolt · Accepted Answer

location of a seismograph

Question 6

Which statement describes P waves?

Revolt · Accepted Answer

They travel through liquids.

Question 7

Which of these factors is involved in earthquake formation?

Revolt · Accepted Answer

rocks breaking

Question 8

How are S waves and P waves similar?

Revolt · Accepted Answer

They shake the ground.

Question 9

Which statement describes how geologists use data from seismographs to learn about earthquakes?

Revolt · Accepted Answer

They often compare information from all over the world.

Question 10

Which statement describes a seismograph?

Revolt · Accepted Answer

It uses a needle on graph paper to measure seismic wave activity.

Earthquakes Answers