On a separate sheet of paper, immediately record the volume of Frosty's melted remains (water) in your graduated cylinder and note the time on the clock.Make a data table and, at regular intervals (you decide how long), record the time on the clock and the volume of water in the graduated cylinder.
For the laboratory portion of this lesson, you will have to set up the ring stands, rings, funnels, and graduated cylinders.
A man called Willard F Libby pioneered it at the University of Chicago in the 50's. This is now the most widely used method of age estimation in the field of archaeology.
This lesson is the third in a three-part series about the nucleus, isotopes, and radioactive decay.
The lab stations should have been set up already as described in the Planning Ahead section above.
Students should complete the Analysis section of the lab sheet, which will be used as part of their assessment.