Curated OER
Plate Tectonic-Hazards
For this plate tectonics worksheet, students are given a table with the Mercalli intensity of earthquakes, a description of what happens at each intensity, and the Richter magnitude of the earthquakes.
Science Education Resource Center at Carleton College
Serc: Virtual Earthquake
An activity-based program designed to introduce the concepts of how an earthquake epicenter is located and how the Richter magnitude of an earthquake is determined.
US Geological Survey
U.s. Geological Survey: How Much Bigger?
This resource provides information about the magnitude scale, and allows users to try to figure out the difference between earthquake sizes.