Monthly Archives: March 2011

Radiation amounts

This investigation will help you and your students to better understand the magnitude of normal, background radiation and the more serious radiation exposure that comes from nuclear accidents. ┬áStudents will gain a realistic perspective on the seriousness of any event.…

Japan’s earthquake and the Richter scale

Today an 8.9 magnitude earthquake hit Japan causing a 23-foot tsunami that is leaving a path of destruction throughout the Pacific. Keep your students involved in the world around them as you study the mathematics of the Richter scale and…