91%(11)10 out of 11 people found this document helpful
This preview shows page 1 - 2 out of 4 pages.
Name _____Megan Bailey_________30232____________ Radioactive Dating Game LabPurpose:You will use the radioactive decay rate and original-daughter element ratios of carbon-14 and uranium-238 to determine the ages of different objects.Procedure:1.Load PhET Radioactive Dating Game2.Click on tab for Decay Rates3.Select Carbon-14. Using the graph,the estimated half-life for C-14 is____5,500_____ years. 4.Move the bucket slider all the way tothe right. This will place 1000 C-14atoms onto the screen. a.Click on the Start/Stopto stop theC-14 decay. Click on Reset AllNucleib.Click on the Start/Stopto start the C-14 decay. Stop the decay as you get close to one half-life. c.Use the Stepbutton to stop decay at onehalf-life. After 1 half-life, how many C-14 atoms of the 1000 original remain?