Locating Earthquake Epicenters
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgf3034peW91DqHQ5l1fqbdtFk6cjvXnKLLMy7bDqCS40zaId1NVoQ5SZ61QQRL7pgSSCsLHQNUVVvmhmO0ZnpCe1md-uRPtlUjXLJQNoVcoJkM01Dld2pZ344_0tDFQyIh8bXqHIGG-jTA/s400/earthquake+focus-epicenter.jpg)
- P-waves travel the fastest. These waves vibrate in a push-pull motion through the ground.
- S-waves vibrate in all directions perpendicular to the direction of travel.
- Surface waves vibrate in a push-pull motion as well as in all directions perpendicular to the direction of travel. These waves cause the most damage as they travel along Earth's surface.
Homework: Due Thursday, December 13th.
Review Book: read pages 54-60. Do questions 1-16.
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