Across
- 3. any sudden shaking of the ground caused by seismic waves
- 5. constructing a building on top of flexible pads made of steel, copper or lead
- 7. losely packed, saturated sediment or soil
- 9. second seismic wave to arrive, can only travel through solids
- 10. a fracture or series of fractures between two blocks of rock
- 12. first seismic wave to arrive, can travel through solids, liquids and gases
- 13. a force that pushes on or squeezes a material
- 15. force directed parallel to a surface
- 16. usually made of wood or metal placed diagonally in an x shape to resist sideways motion
Down
- 1. stress due to twisting forces exerted on a body
- 2. a wave of energy that travels through the Earth
- 4. giant waves caused by earthquakes or volcanic eruptions
- 6. type of plate boundary where two plates slide past one another and can result in earthquakes
- 8. stress that occurs when forces act to stretch an object
- 11. an assembly of structural members joined to form a rigid frame work, usually connected to form triangles
- 14. a stiff wall that imparts lateral force resistance on a building frame