Have your students listen to this podcast on radioactive dating.  It goes just under 8 minutes.  Then have them do this simple activity reading a radioactive decay curve.

Students work out the ages of zones in a zircon mineral by reading a radioactive decay curve.  They then need to calculate the average age of the crystal.

 

 


Downloadable activity (Download)

 

This activity also is in the Members Resources section. Members get full access to all the activities, which include the teachers guide (suggested answers) to activities.  

 

Radioactive dating and activity
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