AnswersGA-GSE Earth SystemsLab: Mineral and Rock Classification

Lab: Mineral and Rock Classification Answers

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What causes earthquakes?

A
plate movement
B
Earth’s rotation
C
activity at the epicenter
6

Where do earthquakes begin?

A
at the focus
B
at the epicenter
C
in the crust
8

Which statements concerning how geologists locate an earthquake’s epicenter are accurate? Check all that apply.Geologists use seismic waves to locate the center of an earthquake.The epicenter of an earthquake is located at the same place as the seismograph.Geologists use data from two data stations to determine the location of an earthquake.Geologists use data from three or more data stations to determine the location of the epicenter.A seismograph measures the difference between the arrivals of P waves and S waves.

A
Geologists use seismic waves to locate the center of an earthquake.
B
The epicenter of an earthquake is located at the same place as the seismograph.
C
Geologists use data from two data stations to determine the location of an earthquake.
D
Geologists use data from three or more data stations to determine the location of the epicenter.
E
A seismograph measures the difference between the arrivals of P waves and S waves.

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