Radioactive dating lesson activity
Students should have the skill to set up a data table and a graph, however, if you want to use this activity with students that have not, you can provide them a template with that information.As far as mastery of content, this activity is done in our rocks and minerals unit.Once this info is calculated, students create a graph comparing the class average of parent isotopes to the number of half-lives. Students will be able to explain what a half-life of a rock is. Students will have a more in-depth understanding of what radioactive decay is. Students will understand how scientists use half-lives to date the age of rocks. Students then should be able to see the connection of the M&Ms and radioactive elements in rocks, and how scientists can determine the age of rocks by looking at the amount of radioactive material in the rock.Skills: -critical thinking -data analysis -questioning -graphing and data collecting Vocab Words: 1. This activity can be adapted for older students, but is used in an 8th grade earth science classroom. Paul, MN, based on an original activity retrieved from also with the help of Jenni Johansen (other 8th grade science teacher at So. Paul Junior High School In this activity, students gain a better understanding of radioactive dating and half-lives.Daughter isotopes are represented by the M side down (stable).Adapted from: For Special Ed and ELL kids, you could give them a template of the data table/graph.The first post question caused some confusion: Why didn't each group get the same results?
This activity would also be easy to adapt when talking about half-lives within a chemistry course. Also, review what a half-life is (info given the day prior during lecture/ notes/ reading).Displaying all worksheets related to - Radioactive Dating.Worksheets are Radiometric dating work, Radiometric dating activity, Determining the age of rocks and fossils, Radioactive decay practice, Lesson plan and activities for teaching u pb radiometric, Science 8 the deep time diaries name date per radiometric, , Instructor rekna trivedi school district roselle nj.Students begin by pouring the 100 M&Ms on the table, and set aside the "stable" isotopes (M side down).They then gather the radioactive, or M side up M&Ms, put them back in the container, and then pour them out again. and continue this process until all M&Ms are stable, or M side down.