This polar-themed unit plan provides a resource for teachers looking for ways to integrate a variety of challenging lessons and activities into their curriculum. The lessons touch on a variety of subject areas including language arts, math, and science. The unit is designed for a 3rd grade class but can be adapted for other grade levels. A helpful media list
During Lesley Urasky’s expedition, “Glacial History in Antarctica”, the team collected rock samples which were taken back to the University of Washington to be dated using cosmogenic (exposure) dating. This method of radiometric dating measures the ratio of isotopes of Beryllium (9Be:10Be) produced by the interaction of cosmic rays with minerals in rocks. This lesson will introduce the student to