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Earthquake Vocab
focus words
| Term | Definition |
|---|---|
| Fault | This is the crack in the surface of the Earth where earthquakes occur. |
| latitude | These lines run east to west and measure degrees north or south of equator. |
| plates | The earth is divided into several sections called_. |
| magnitude | This is a measure of the force of the earthquake. |
| seismograph | It is a tool to determine how strong an earthquake. |
| earthquake | This is agitation and shaking that occurs when rock is released below the surface moves and energy. |
| longitude | These lines run north to south and measure degrees east and west of the meridian of Greenwich. |
| plate boundary | This is the area between two plates. Here, the rock can join to form mountains, separate or slide over one another. |
| tsunami | A long, high sea wave caused by an earthquake. |
| p waves (primary waves) | These waves are the first to be released from an earthquake. They travel in stratight lines. |
| s waves (secondary waves) | These waves travel side to side and are released second |