Earthquake Waves and Earth's Interior
Quiz by Angelica Tamang
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- Q1
Seismic waves have given information on the Earth’s interior. Which of the following best explains the existence of the layers in the Earth’s interior?
Waves travel in straight line.
Seismicwaves become slower as it passes through the interior.
Waves bend as they pass through more dense rocks.
Seismic waves bend, change in speed and direction as the composition of the rocks changes
60s - Q2
Which of the following seismic waves is being recorded by the seismograph in the diagram below?
body waves
P waves
surface waves
S waves
60s - Q3
Natsu is a seismologist studying body waves. His seismogram showed that the body waves traveled through solid and liquid medium. What classification of body wave is shown in Natsu’s seismogram?
surface waves
P waves
body waves
S waves
60s - Q4
Which of the following is NOT true about body waves?
They penetrate the interior of the Earth.
They can either be P waves or S waves.
They are used to map changes in density of the materials comprising the Earth.
They travel through the Earth at a constant speed.
60s - Q5
What causes the up-and-down wiggles on the seismogram shown?
ground vibrations
variations in air pressure
tsunami waves
electromagnetic pulses
60s - Q6
Which set of waves are probably the surface waves?
They are all surface waves
B
A
C
60s - Q7
Which set of waves are P waves?
A
C
They are all P waves
B
60s - Q8
Which of the following waves can be detected by seismograms near the epicenter of an earthquake?
surface waves
body waves
S waves
P waves
60s - Q9
Which of the following earthquake waves can travel through both solids and fluids?
P-waves only
S-waves and P-waves
Q-waves
S-waves only
60s - Q10
Compared to the velocity of an earthquake’s P waves, the velocity of the S-waves in the same material is _______.
greater
the same
less
none of the above
60s - Q11
If a P wave were to go from solid to liquid, what would happen to its velocity?
decrease
stay the same
decreased to 0.0
increase
60s - Q12
Wendy knows that the crust and the mantle are made of solid. Which type of waves does she expect can pass through the crust, but not through the mantle?
tertiary wave
surface waves
S wave
body waves
60s
