Tag Archives: American Heritage Science Dictionary

4.8 (on the Richter Scale)

Richter scale “A logarithmic scale used to rate the strength or total energy of earthquakes. The scale has no upper limit but usually ranges from 1 to 9. Because it is logarithmic, an earthquake rated as 5 is ten times as powerful as one rated as 4. An earthquake with a magnitude of 1 is [...]

Posted in Uncategorized | Also tagged , , , , , , , , , | Leave a comment
  • Countdown to Powers of Ten Day

    • 10/10/10 1390 days ago