Earthquakes Answers

13 verified answers
1
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✔ plate movementEarth’s rotationactivity at the epicenter

A
✔ plate movement
B
Earth’s rotation
C
activity at the epicenter
2
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✔ at the focusat the epicenterin the crust

A
✔ at the focus
B
at the epicenter
C
in the crust
3

Mercalli scale✔ Richter scaleX moment magnitude scale

A
Mercalli scale
B
✔ Richter scale
C
X moment magnitude scale
4

✔ P wavesX S wavessurface waves

A
✔ P waves
B
X S waves
C
surface waves
5

✔ Mercalli scaleRichter scaleX moment magnitude scale

A
✔ Mercalli scale
B
Richter scale
C
X moment magnitude scale
6

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.
7

✔ Mercalli scaleRichter scaleX moment magnitude scale

A
✔ Mercalli scale
B
Richter scale
C
X moment magnitude scale
8

✔ P wavesS wavesX surface waves

A
✔ P waves
B
S waves
C
X surface waves
9

Mercalli scaleRichter scale✔ moment magnitude scale

A
Mercalli scale
B
Richter scale
C
✔ moment magnitude scale
10

X P wavesS waves✔ surface waves

A
X P waves
B
S waves
C
✔ surface waves
11

Mercalli scaleRichter scale✔ moment magnitude scale

A
Mercalli scale
B
Richter scale
C
✔ moment magnitude scale
12

P wavesX S waves✔ surface waves

A
P waves
B
X S waves
C
✔ surface waves
13

P waves✔ S wavesX surface waves

A
P waves
B
✔ S waves
C
X surface waves

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