In this lesson, students will investigate the nature of radioactivity and the effect of both distance and shielding materials on different radioactive sources using a Geiger-Muller tube with a counter ...

There are many factors to consider when saying “radioactivity is hazardous.” Here is an attempt to summarize them in five points. Radiation is not an age-old reality; in fact, the discovery of ...

(Example: Using data from the distance and shielding lab to understand the role that distance and shielding materials play in radiation exposure.) This lab was created with support from Dr. Nathaniel ...