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Types of Seismic Waves
https://app.discoveryeducation.com/search?Ntt=seismic+waves
Body Waves
P-Waves
• Primary Waves
– Fastest Wave
– Travels through inside of
Earth thru solid and liquid
– Reaches seismic station first
– Push-Pull (compressional)
wave
S-Waves
• Secondary/Shear Waves
– Travels through inside of
Earth thru solid only
– Reaches seismic station
second
– Moves rock up and down
perpendicular to wave
Surface WavesTravel through the crust and cause all the damage
Love Wave
• Fastest surface wave
• Moves ground side to side
• Produce horizontal motion
http://www.geo.mtu.edu/UPSeis/images/Love_animation.gif
Rayleigh Waves
• Shakes you feel when an
earthquake strikes
• Roll along ground like water
wave and move ground up
and down as well as side to
side
http://www.geo.mtu.edu/UPSeis/images/Rayleigh_animation.gif
Types of Seismic Waves
https://www.youtube.com/watch?v=wDfIgoXaXis