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Primary Wave
Secondary Wave
Surface Wave
Seismic Wave
Seismograph
Compressional
Distance
Back and forth
Perpendicular
Core
Mantle
Crust

1. At a seismic station the first waves to arrive are_______

2. At a seismic station the second waves to arrive are________

3. At a seismic station the last waves to arrive are_______

4. _______are the waves of energy caused by the sudden breaking of
rock within the earth or an explosion.

5. Primary waves are also known as
________and pulling they do.
because of the pushing

6. ________cannot travel through air or water but are more destructive
than P-waves because of their larger amplitudes.
to an

7. From the S-Pinterval a seismologist can determine the_______ to an Earthquake.

8. ________travels through solids and liquids, enabling them to travel
through the inner and outer core.
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