| 1-2 of 2Flashcard sets with a 'richter scale' term meaning 'a scale that measures earthquakes and tsunamis,it is a machine used around the world' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | Science,Earthquakes and Tsunamisby shortstuff4ever | 19 terms | October 30, 2007 |
| 2 | scienceby blazeroland | 19 terms | November 14, 2007 |