Carbon dating half life worksheet


07-Feb-2016 01:56

As far as mastery of content, this activity is done in our rocks and minerals unit.

Students should have some prior knowledge of rocks and how they are dated. Materials Needed: -100 M&Ms (per group) -Notebook -Piece of Paper -Plastic Container with a Lid Lesson should be introduced by reviewing the 2 broad ways scientists age rocks (relative dating and radioactive dating).

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).

Daughter isotopes are represented by the M side down (stable).

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.

carbon dating half life worksheet-12

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Equipment that is necessary is M&Ms– a lot because each group needs to begin with 100, and a container with a cover for each group.

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.



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