Earthquake Quiz

Primary waves are located at letter ___ on the seismogram.

• A

• B

• C

Letter A is the

• primary wave

• secondary wave

• surface wave

• tidal wave

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How many seismic stations are needed to find the distance to the epicenter of an earthquake?

• 1

• 2

• 3

How many seismic stations are needed to find the exact location of an epicenter?

• 1

• 2

• 3

Look at the seismogram.  What changes would you expect to see in a seismogram recorded by a station closer to the epicenter for the same earthquake?

                                      

• The P wave and S wave would be reversed.

• The P wave – S wave interval would be smaller.

• The P wave – S wave interval would be the same.

• The P wave – S wave interval would be greater.

• The amplitude would be smaller.

Tags

NGSS.MS-PS4-2

Which of the following is NOT where energy is released during an earthquake?

• epicenter

• focus

• along a fault

• beneath the earth's surface

Tags

NGSS.MS-PS2-5