| A | B |
| what is a scale | tells you the distance on a map in comparison to real life |
| what is a earthquake? | the movement in the earths crust solved by sudden releases of energy |
| What are the layers of the earth? | Crust, Mantle, the two combined is the lithosphere |
| what are faults? | a crack in the earths crust that has shown or shows movement |
| what is a seismologist | someone that studies earth quakes |
| wave motion | one or series of movements passing a long a surface through a substance. |
| focus | epic center |
| seismic waves AKA: earthquake waves | travel within the earth |
| seismographs new: | with weight and pen attached |
| seismograph old: | all digital (computers) |
| Locating an earth quake | using a time distance plot |