Seismology

What causes earthquakes?

• Millions of people jumping at once

• The earth rotating

• The movement of rock

• Gravity

Many earthquakes happen along the borders of...

• Countries
• Tectonic Plates
• Climate Zones
• None of the above.

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS2-3

What is the fastest moving type of seismic wave?

• P-wave

• S-wave

• Surface waves

• All seismic waves travel at the same speed

Tags

NGSS.MS-PS4-1

What seismic feature is located on the Earth's surface?

• Epicenter

• Fault

• Seismograph Station

• The earthquake itself

Which body waves cause particles of rock material to move at right angles (perpendicular) to the direction in which the waves are traveling?

• Body Waves

• P Waves

• S Waves

• Surface Waves

Which wave has the highest amplitude on a seismograph AND does the most structural damage?

• P Wave

• S Wave

• Surface Wave

Which city is closest to the epicenter?  

• A
• B
• C

Which is NOT True about the triangulation (compass arc drawings) in the picture?

• Station 3 is closest to the epicenter

• The epicenter is where all three circles intersect.

• The Earthquake was the same Magnitude at all stations

• Station 2 is the furthest from the epicenter

Which of the following is TRUE?

• A shows the arrival of P-waves

• B shows the arrival of S-waves

• C shows the arrival of surface waves

• The picture is of a seismogram

• All answers are true

What is the lag time?  

• 30 sec
• 86 sec
• 56 sec
• 140 sec

Tags

NGSS.MS-ESS3-2