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equake terms
terms and difinitions
| Question | Answer |
|---|---|
| epicenter | point on earths surface directly above an earthquake's focus |
| fault | fracture that occur when rocks break and that results in relative movement of opposing sides |
| focus | point deep inside earth where energy is released causing an earthquake |
| lava | molten rock flowing onto earth's surface |
| lithosphere | rigid layer of earth about 100 km thick, made of the crust and upper part of the mantle |
| magnitude | point on earths surface directly above an earthquake's focus |
| fault | fracture that occur when rocks break and that results in relative movement of opposing sides |
| seismic safe | point deep inside earth where energy is released causing an earthquake |
| lava | earthquake waves, including primary waves, secondary waves, and surface waves |