Make your lesson on radioactive decay pop with this lab exercise. Using popcorn kernels spread over a tabletop, participants pick up all of those that point toward the back of the room, that is, those that represent decayed atoms. As the...

In this body elements worksheet, students use a table given the percentage of each element that composes the body to find their worth. The value of each element is given and students calculate what their bodies would be worth if they...