Vocabulary
Across
- 3. When the Earth shakes, rolls or have a sudden shake
- 4. Travel on surface of earth, cause vertical & horizontal shaking, travel exclusively along surface of earth
- 6. Travel through the interior
- 8. This type of wave as it propagates it shears the rock sideways at right angles to the direction of travel
- 9. Measures the strength of shaking produced by the earthquake at a certain location.
Down
- 1. Highest velocity causes compression and expansion in direction of wave travel.
- 2. An earthquake is a shaking of the ground caused by the movement of large sections
- 5. Most earthquakes occur along the
- 7. Measures the energy released at the source of the earthquake.