P waves are also known as compressional waves, because of the pushing and pulling they do. ... S waves move rock particles up and down, or side-to-side--perpendicular to the direction that the wave is traveling in (the direction of wave propagation).
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Answer:
P waves are also known as compressional waves, because of the pushing and pulling they do. ... S waves move rock particles up and down, or side-to-side--perpendicular to the direction that the wave is traveling in (the direction of wave propagation).
Explanation: